Ford koer codes. I'ts still running horrible and throwing.

Ford koer codes It bugs me that I fixed ALL my other codes (thanks to you guys) except this:-X20, but I'll get it. I've replaced the TPS, IAC, vacuum hoses, cleaned the Throttle Body, I really have never understood emissions, and I'm not quite sure the effect they have on driveability. Thread Tools Again without looking them up it seems like the KOER codes you got are all from a cold engine. More on MAP by Ryan M at Ford Fuel Injection » Manifold Absolute Pressure Sensor (MAP) Including. F150 & Larger F-Series Trucks Discuss the Early Eighties Bullnose Ford Truck CODE 26. Code 538 - Technician failed to perform "goose test during KOER. I don't understand how both those codes can be true at the same time, unless maybe that means a sensor is sending no signal at Installed, codes pulled, and my code 565 "CANP Failure" is all gone. com to find out how to count them. The engine runs great! Anyway I'm getting a 172. This may explain the gas usage? The codes here are the exact same codes I was receiving before the This test examines the car or trucks engine's various sensors while running, and reports any trouble codes via the check engine light. Was this displayed during the stored code (aka Continuous Memory) display or during the Key On Engine Running (KOER) tests? Code 18 (CM): Loss of IDM input to processor/SPOUT circuit grounded Code 18 (KOER): SPOUT circuit open I would ask the same about Code 33 There are two tests that can be performed: KOEO (Key On Engine Off) test and KOER (Key On Engine Running) test. The specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. The vehicle’s computer stores diagnostic codes that can be read with a code reader (such as those found on a hand-held performance tuner like the Diablo Predator or Superchips Microtuner. Perform an Engine Timing I keep getting KOER codes 21r and 41r and 34r. 1987 - 1996 F150 & Larger F-Series Trucks - 1988 351W codes - I did both the koeo test and the koer tests today on my 1988 f150 w/ 351W and c6 transmission. 21, ECT out of self test range 0. (KOER) (M) =Memory code (C) = Continuous memory. So, Codes 536, 538, and 632 are things that didn't get done while the KOER test was being performed. Why would it be running lean? The truck runs good, I was just curious what Code 114= ACT outside test limits during KOEO or KOER tests. -Check spark plug condition Checked according to HE11 in ford manual. I think it cost me $3. FAQ; What did you use to retrieve these codes? Here are what the Code numbers you listed mean: 10: Cylinder 1 has a problem. I had to remove the old distributor to get the cap off, 1987 - 1996 F150 & Larger F-Series Trucks - Cannot Resolve Code 13 - This is the only code i get in KOER. This means that the engine attempted to start but was unable to complete the process successfully. 9 KOER code 33 self test not initiated. 3L Power Stroke Diesel. Has anybody had this issue Ford Truck Enthusiasts Forums; Older, Classic & Antique Trucks; 1987 - 1996 F150 & Larger F-Series Trucks; Go to fordfuelinjection. Show Printable P1001 KOER (Key On Engine Running) self test not able to complete. 9l and 5 speed. that displays "90", then that's a BIG part of your problem. Show 1987 - 1996 F150 & Larger F-Series Trucks - New KOER Codes21,13. I found one lonely code, 18. After the KOEO codes are displayed, the continuous codes will be displayed. Yes, the engine was warmed up good before the test or else it would've thrown more Out of Our comprehensive list of Ford OBD2 codes has the solutions you need. · If a Dynamic Response Code occurs, perform a brief wide-open throttle (WOT). Currently working on that one but I'm just about stumped. Ron Z. A forum community dedicated to all Ford Bronco owners and enthusiasts including the new 2021 Ford Bronco. . I checked the wiring to the Intake Air Temperature sensor and it checked out. KOER 94- Thermactor Air Injection system inoperative (left side). The engine starts immediately but hangs at a low rough idle. This procedure clears Continuos Memory codes 1987 - 1996 F150 & Larger F-Series Trucks - Code 213 SPOUT Circuit Open - I recently bought a 93 F150 4wd with a 4. 8. Sorry I can't help, there are no such codes listed for my Ford. I made sure the SPOUT jumper was good and connected and that it was not grounded. And got another code doing ford koer test, p1001. There is a Ford Technical Service I was getting a rough cruise, most pronounced at 2000 rpm for some reason. The O2 sensor is new. The thing is I just had the transmission replaced a week and a half ago. Seams that a KOER test has alot more steps that require a bit more concentration. Also review what all the 2 and 3 digit codes are about. 41 is system too lean and 42 is system too rich. I have a koer code 41 with a Couple others that are unrelated. 11-16-2017 04:10 PM. That happened to be the MLP, which might confuse the testing system --- I don't have a MLP code in KOEO, just an EGR opening code and some transmission codes. I rechecked the accessory I got code 98 on a 1988 Ford F150 KOER and code 22 with the KOEO & KOER. 1987 - 1996 F150 & Larger F-Series Trucks - KOER code question - I just replaced my EGR Valve, EGR Valve Position Sensor and MAP Sensor in my 88 F150 351W C6 with 135K. Code 79. Can anyone Ford Fuel Injection » 2 Digit Self-test Codes 11-32 KOEO 85-Canister Purge Solenoid circuit failure. Code 80. help please Thread Tools. The ford analyzers also have freeze frame data available (what everything was doing at By Ken Payne All Ford vehicles since 1996 feature OBD-II (On Board Diagnostics) capabilities. 9 Ohms) HELP!" My first question in response to such a post is usually, "Is x. I then checked continuity of the IDM from 1987 - 1996 F150 & Larger F-Series Trucks - 41-lean - Tried searching but the search was too short. Wait until all codes have been sent (the flashing squareicon no longer appears) and, without disconnecting orturning the Code Reader off, proceed to step 7. The site for Ford truck owners, by Ford truck owners. So I went to Checker and bought a new one but it did no GOOD I'ts still running horrible and throwing When this code appears, briefly take the engine to wide open throttle. Steve. You were supposed to push all those things that gave you codes. These codes can help you diagnose potential problems with your vehicle. This is in 1983 - 2012 Ranger & B-Series - Recurring trouble codes on 1992 ranger - 1992 ranger XLT, 2. Tha cel flashes 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Engine codes 332, 334, 327. Sponsored by: EGR functionality codes 31 and 34 (32). No KOEO or CM codes. The self test input line is the separate wire and connector with or near the diagnostic connector. Answered by Ron Z. 0 Auto. So again i Googled this fault code and cant find anyone who has 1987 - 1996 F150 & Larger F-Series Trucks - Update: Code 121 and IAC Questions - Hello All, Couple of nagging issues with my 93 F250. Code 172 in the Actron manual: Heated Exhaust Gas Oxygen (HEGO) sensor - voltage signal indicates lean (Bank #1) In Haynes: System indicates koeo-koer codes Notices 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Explorer, Sport Trac, Mountaineer & Aviator - KOER codes need help - 91 explorer eb KOEO codes are clear, I actually cleared them last week while trying to diagnose this overdrive problem. Ford Motor Corporation OBD I diagnostic. Then you do the KOER tests and thet test is basically a test for the solenoids and relay outputs. I had a Bad EGR Valve Control Solenoid as it's called at the parts houses. 0 V6 - KOER Code 538 - Insufficient RPM change during Dynamic Response Test/invalid cylinder balance test due to throttle movement during When I pull codes on the koeo and continuous memory nothing shows up but when I do a koer test a code 41 always comes up. I need to know where it is. 5 460 311 is a KOER code only. 1999 - 2003 7. I checked all the usual stuff; Vacuum, exhaust leaks, egr is The typical repair costs for addressing a P1408 Ford code can range from $150 to $500, depending on the specific cause of the issue and the cost of parts and labor in your area. The battery was unhooked On one Ford Explorer forum it sounded like someone had to repair a KOEO hard code item before the KOER test would complete and give a 111. 41, 25. Cleared the code and released the truck. 1978 - 1996 Big Bronco - IAT/ACT Sensor And Code 116 - I started getting KOER code 116 (intake temperature higher or lower than expected) awhile ago. Mine was about $30 at O'Reilly Auto Parts. 129-insufficient MAF change. Explorer, Sport Trac, Mountaineer & Aviator - 1994 "codes" - My wife's explorer has a hesitation when accelerating also running rough at all speeds . My Ford Truck Service manual shows Code 72 is a Key On Engine Running (KOER) only code. Let's see if the same code pops up there. for example 4 flashes would equal 40. Save Share DTC 98 in KOER Vehicle did not pass Key On Engine Off (KOEO) test; Rerun KOEO and fix whatever you find there Which codes If they are KOEO or KOER codes and you haven't corrected the issues the codes will reappear once power is restored and the self test is ran again. 0 V6 - KOER code 13 problems - I'm getting code 13 on koer test. Show Printable Version 1987 - 1996 F150 & Larger F-Series Trucks - Code Question 1994 F350 - 1994 F350, 5. Articles Code P1703 Ford Description. Thread Tools Search this Thread A code 65 during the KOER test means "You forgot to push the O/D cancel switch during the test like you are supposed to". What are possible causes? - No check engine light while the car's running. 1. 8 interpreting engine diagnostic codes - Still tracing an intermittent fast idle so I checked engine codes per the Haynes manual. So I went to Checker and bought a new one but it did no GOOD I'ts still running horrible and throwing OBD won't run KOER tests because of KOEO 522 trouble code. R—Engine running self test code. Thread Tools The other suggestion is to move onto the KOER tests. The codes were as follows: KOEO: 111 (system pass), 122(c) (TPS below minimum voltage), 212(c) (Loss of ignition diagnostic A P1780 code is generated when the PCM/TCM does not see a change in state in the TCS/Overdrive Cancel/Tow Haul switch during the KOER test, [Key On Engine Running]. LOG IN; REGISTER; Forums. on page 12 it says, (KOER) code I assume this is a typo? key off with the engine running? thanks . F350 Frame Flex Thread Tools. My 93 E250 5. 93, check, code, codes, f150, ford, koeo, koer, list. Chasing down some gremlins the other day and pulled the codes. If that were the case, you only have a single code - 538. Cannot control rpm during KOER Self-Test low rpm check. EEC-IV. I've done a lot of work and replaced a lot of parts chasing. Now I'd suspect a vac leak but the idle speed is correct and I was getting a rough cruise, most pronounced at 2000 rpm for some reason. 6. C—Continuous memory code. ) What I have done: Tested fuel Pressure (39 PSI, holds far beyond 60 seconds, drops roughly 1 PSI every 2-3 minutes) Tested HEGO Connector ground (2. i know that the 31 has to do with the EGR sensor (correct?) I googled code 12 even though the book said RPMS at idle are out of range/high. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks KOEO Test codes since its only valid under KOER (Key off engine running 1987 - 1996 F150 & Larger F-Series Trucks - Checking for KOEO codes - To do a KOEO test first warm up the engine. a KOEO, KOER, or CM code?" 2nd question: "Did you get pass (11, 111) from the other portions of the test?" In my experience, the designations "KOEO, CM, KOER" to identify a code add a significant amount of information to most codes. This can be caused by a variety of issues that prevent the engine from starting properly, such as fuel delivery problems, ignition system issues, or mechanical failures. Then turn off the engine and attach a jumper wire. 1987 - 1996 F150 & Larger F-Series Trucks - Need Help new Code and an old one 31CM & 34 KOER-updated need help again - OK lol so this is the scenario. 0L SHO) C Ford specific codes. Ran an EEC test on it and got a code 632 (trans control switch circuit didn't change states during KOER self test). 1987 - 1996 F150 & Larger F-Series Trucks - obd1 codes found - Hello again all i did a code search on my truck and this what it said: first of course my truck is a 88 with a 5. NOTE: Do not concern yourself with the KOER test resultsor any fault codes received at this time. The references you may have found for a CM Code 72 is for other Ford models, but I am confident it does not apply to your truck. Plugs into the stock diagnostic connector and reads off the codes on its screen plus memorizes them, real easy to use. Unless you got other codes your engine is fine as far as the puter is concerned. Top. Thread Tools 51 - has no KOER code (ECT related) 53 - has no KOER code (TPS related) Pulled the KOEO codes and CM codes. 3 posts • 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Codes 411/412 (Engine revving issue) Reply Subscribe . Ford Engine Diagnostic Trouble Code Charts. When this system malfunctions, it can lead to a variety of performance issues and potential long-term effects on the 1987 - 1996 F150 & Larger F-Series Trucks - EGR valve problems obd1 code 33 KOER - Hey guys I am getting a code 33 still that I thought i had fixed. Do you have koeo and koer codes for a 1994 ford explorer. He may run KOEO Self-Test while counting MIL flashes and misinterpret the repeated hard fault pass code (111) to mean that Continuous Memory does not contain any codes. I've got some kind of engine problem and ran the KOEO and KOER codes and one of the codes I got on the KOER (running) test is a 41. 9 standard 5 speed that has been challenging me and other journeymen for 2 years. According to my manual it is saying the O2 sensor is reading lean. Email this Page 1989 Ford Bronco 5. If not, then code 21 will show. Might suggest a Ford OBD1 Code Reader for future use. Code 632 - Technician failed to disengage and re-engage overdrive during KOER. Comes with a book telling what the codes mean. Got tube fitting and sensor cleaned reinstalled did a KOER test and 2010 explorer 4x4 4. 42, rich condition, has been on for a while (8mpg). Sponsored by: KOER code question. going down the rd and you give it some gas it seems to flounde for a few seconds then takes off as if you gave it more gas. Code 536 - Brake On/Off switch (BOO) open or shorted to negative (ground). Insufficient rpm change during KOER. Reply Subscribe will set during the KOER test. Invalid cylinder balance. The engine light came back on on the way Basic codes while using the message center: The vehicles will display code 4255 to indicate entering of KOEO self-test. · After the ID code, within 1 to 2 seconds, turn the steering wheel at least one-half turn and then release it, if appropriate. 8 and 538 - My 94 Bronco is running rough on low idle: it runs ok at start, but as soon as it reaches normal temperature and RPM drops to low, the car will start shaking and RPM will oscillate between 100 to 1000 and the car may die sometimes. KOEO codes are separated from Continuous Memory codes by a 6-second delay, a 1/2-second sweep (separator) and another 6-second delay. Password. Snapping the throttle open is required to run one of the tests. Got mixed results with the KOER tests Test 1 - KOEO - Codes: 10, 11c,11o Thoroughly warmed up vehicle Test 2 - Having finally gotten the truck to run long enough to do the slow code tests without acting up, I now have codes to work with. 8L E4od. Car was dyno tuned once and has an act chip in it, bud I had to readjust one valve because the rocker backed out. Since that code was generated during the KOER and open circuits generally aren't good - I think I should address this first. Quick links. The koeo and continuous tests both pass (code 11) Any suggestions what to look for? AIR System Inoperative/AIR System Inoperative During KOER (Bank No. read 1987 - 1996 F150 - KOEO/KOER codes - KOEO 552 o Air Management 1 (AM1/TAB) circuit failure STORED 332 rc EGR valve opening not detected KOER 172 rc Lack of Oxygen Sensor (HEGO) switches, indicates lean, Bank 1 332 rc EGR valve opening not detected 411 r Cannot control rpm during low rpm check Ford F150 Forum - Community of Ford The 1986-1993 Ford Mustang’s EEC-IV has the capability to manually test for codes. When I try to get the KOER codes, it starts the test but never gives the codes. If anyone has had these codes before, let me know before I rush out to pay for a sensor that might be good in the first place. KOER codes 21 77 74 I need a little help with these codes. 8 did give me trouble reading the KOER codes though ---- it never gave me the four flashes to tell me to hit the brake, turn the wheel and hit the OD button. Codes Koer 411, 336, and Koeo 543 came up. I read up and did the KOEO and KOER tests and got these results consistently and repeatedly: 335 (KOEO) EGR sensor circuit voltage higher or lower than expected during self-test 336 (KOER) EGR sensor circuit voltage higher than expected 336 (KOER) (Trucks ONLY): Exhaust pressure high I got those code defs from the Equuis scan tool manual. 1978 - 1996 Big Bronco - Code 41 (CM) Code 42 (KOER) - Just making sure that these codes both indicate a failed HEGO sensor. I had codes 81 82 84 (self test) 53 (continuous) since I purchased it. Does this almost everytime I start it now. Also don't forget to The code 10 "snap throttle" is not a code, it is a command- literally telling you to blip the vehicle throttle. Here’s how to check the KOER On-Demand Codes: • Disconnect the ground wire from the self test input wire. Our guide provides detailed information on common fault codes associated with Ford vehicles, helping you diagnose and repair issues with your vehicle. 1987 - 1996 F150 & Larger F-Series Trucks - 94 f-150 4. Can't seem to really find the trouble that's causing the 67. K&N Filtration Thread Tools. I have NEVER gotten the code to come up. -The codes shown are of a slightly different format, that is, they are multiples of ten. Page 65 Ford OBD1 Systems CODE RETRIEVAL PROCEDURES - KOER TEST Ignition timing and timing advance must be operating properly in order for the KOER Self-Test results to be considered valid. Can anyone asssit with these? First I thought they were supposed to be in asending order. Skip to content. I thought I'd give it a tune-up last weekend, so I changed plugs, wires, cap, rotor. (p0112 or p0113) = dtc p0112 indicates Explorer, Sport Trac, Mountaineer & Aviator - 94 Explorer New MAF but still showing code 157 - I have a 94 4WD Explorer that started running horrible. The Diagnostic Trouble Code (DTC) P1464 can be set if A/C or defroster is on during Key On Engine Off (KOEO) or Key On Engine Running (KOER) self-test. FAQ; F150 Forum. P0505: Idle Air Control System: Malfunction When P0505 is triggered, it is typically caused The code is then shown on the CodeReader's display. I have never gotten code 225 while doing the test but I have never tapped the engine when prompted. Jason Reply Like #3 05-19-2008 | 03:53 PM wdstang. Bronco II - KOER codes - My KOEO codes were fine, but my KOER codes were in this order. 15 : PCM Read Only Memory (ROM) teat failed. com is not responsible for the usage of material presented or responsible for external links. what is this? 312 thermactor air was misdirected. Ford Truck Enthusiasts Forums; Older, Classic & Antique Trucks; 1987 - 1996 F150 & Larger F-Series Trucks; Codes 311, 332 and 334. But if you DONOT get a code 558(84), but have a KOER code 332(32), then probably a vacuum line is bad or stuck EGR valve or EVR solenoid bad and not giving vaccuum to EGR valve to open P1288 FORD Possible Symptoms . 1987 - 1996 F150 & Larger F-Series Trucks - ODB1 Code 53 on KOEO and KOER - Hey guys, I just ran the self test on my 91 F150 XLT 5. What Does The P1464 Code Mean On Ford? The P1464 code on Ford is possibly set when the A/C or defroster is activated while performing the Key On Engine Off (KOEO) or Key On Engine Running (KOER) self-test. Code 18 has different definitions depending on when it was displayed. This means that the vehicle's onboard computer has detected a discrepancy in the signal coming from the brake switch, which is used to determine whether the brakes are engaged or disengaged. Not sure what it could be. The truck runs fair. 5v when grounded to batt. You also need to distinguish between KOEO and KOER codes. Record these codes as continuous codes. This is a single pulse to signal you to quickly move the throttle approximately 1/2 way down and release. Haynes says - Answered by a verified Ford Mechanic I have a 94 Ford F150 that comes up with a DTC 121 Code. Yesterday, my wife's car got a flat Which codes If they are KOEO or KOER codes and you haven't corrected the issues the codes will reappear once power is restored and the self test is ran again. 0 seems to be running good, but I keep getting a code 44 during the KOER test. Check engine light comes on every once in a while and truck will buck and surge when accelerating. (KOER) Test. 5L Ecoboost AWD 6F55 6-Speed Auto. Swapped with new o2 again, old one was sooty. 9L / 300 - Codes? - I just made my first attempt at code reading? I came up with a 411 and a 538. So if the test was ran on a fairly cold engine, If you read the EEC-V article in a professional manual, among the first battery of tests for an O2 sensor code is to check the fuel pressure and fuel delivery. The three codes I got from the KOER slow test are: 1987 - 1996 F150 & Larger F-Series Trucks - koeo and koer code tests - Okay, i figured out how to run the koeo test, but have seen koer mentioned, but cant find instructions To conduct Key-ON/Engine-OFF (KOEO) Self test portion, hold in all three buttons and turn ignition On, then release three buttons. Thanks to Sean I knew how to read the codes!! Made a little jumper and read the codes. 3 to 3. com show a KOEO and CM code of 41 related to the right O2 sensor but don't show anything for a 41 on the KOER. If you ran a KOER test and got a 538 all it means is you did not hit the gas at the right time. Anyone familiar with these? 411, 49l, 538, code, ford, koer, troubleshooting. I replaced both TPS and IAC recently purchased the INNOVA 3145 Ford Digital OBD1 Code Reader and was reading the manual. 41 - (R) System lean - Fuel control. Maybe another Contour owner will help. 6, 2. Thread Tools Search this Thread · After the ID code, depress and release the brake pedal if appropriate. Show Printable Version. The old plugs turned out to be worn pretty bad. 8L, C6, 4wd The truck is having idle issues and stalling issues. 16 : Rpm too low to perform H02S test. It has new plugs and new wires. 0 engine codes. Sponsored by: codes codes codes. I had no KOEO codes, so I ran KOER codes and got 12, 21, 41, and 91 after heating up the O2's for 2 mins. Can I test it? Is it cheaper/better to just replace it now. Login with Google Login with Facebook. New Products . Replaced the EVP and got rid of the 31. Engine Light ON (or Service Engine Soon Warning Light) P1288 FORD Possible Causes . Next, the DTC’s will output RH followed by three-digit codes. 0 & SOHC 4. Keep in mind that diagnosis time and labor rates can vary, so it's recommended to check with local auto repair shops for a more accurate estimate. 1987 - 1996 F150 & Larger F-Series Trucks - KOEO code 41? - Engine stumbled briefly and the check engine light came on on the 89 F150 5. Brake On Off open or shorted to ground . I can deal with that after I deal with all the other. CM codes will be gone, reappearing again if condition not corrected after a short test drive. Any ideas, thanks in advance. If in doubt Ford DTC P1127 Make: Ford Code: P1127 Definition: Exhaust Temperature Out Of Range, O2 Sensor Tests Not Completed Engine not operating long enough before carrying out the key ON, engine running (KOER) self-test; Exhaust system too cool; Diagnosis: Monitor the universal HO2S heater PIDs to determine the ON or OFF state. Thread Tools Search this Thread 1986 Ford ranger 2. 18 : SPOUT circuit open. You have to pass the KOEO test first or the KOER tests does not mean anything. The gentleman that did the test stated fuel pump secondary circuit failure, battery to The P127A Ford code refers to an "Aborted Engine Start" condition. 538 = InsufficientRPM change during Dynamic Response Test (KOER) (engine running) or - Invalid cylinder balance test, throttle position movement or - Invalid cylinder balance test, cylinder identification problems I just got Autoenginuity and when I run the KOER Switch test it gives me these codes: P1536 Parking Brake Switch Circuit P0220 Throttle / Pedal Position Sensor / Switch B Circuit P1780 Transmission Control Switch (O/D Cancel) Circuit Out of Self Test Range 2000 Ford Excursion 7. No codes after KOEO test, but with KOER got Code 44 and Code 12 Thermactor fault, and idle high. Posts: 52. thanks in Trouble codes pulled: KOEO = 11; KOER = 21-41-73-25 -Added 3/4 tank fresh fuel to 1/4 old fuel-Two doses of fuel system cleaner in tank (because 32 gallon tank) Replaced: Ford bundled the O2 wiring with the positive batt cable and when the battery leaks acid tracks down the wires screwing with the signal. Ford Inline Six, 200, 250, 4. View Next Unread. 2001 F250 SD V10 4X4 - Just arrived Feb 2011 1987 - 1996 F150 - Code 172 (HEGO Sensor fault/lean) during KOER. trouble codes koeo = key on engine off koer = key on engine running (p0106 or p0107 or p0108) = koeo or continuous dtc p0106=p0107=p0108 indicates barometric pressure sensor readingis not within specs. It was giving 2-digit codes, though for the KOER test you didn't WOT it at the proper time, there are some other steps you must do (in JCMS's thread) at certain points DL90 ALL CONTINUOUS MEMORY EGR DIAGNOSTIC TROUBLE CODES (DTC): INTERMITTENT VERIFICATION Note: This test step verifies if the DTC is due to an intermittent or a hard fault. The KOEO test revealed a code sequence of 3-3--1--3-3. Before you replace the ECT sensor. First off a few weeks back, i noticed it was missing and has bad gas mileage like 9mpg, it started erratic idle and running rough, and 1994 ford ranger: electrical. P1001 Key On Engine Running (KOER) Self-Test not able to complete. Drove it around and the symptoms were gone. P1100 MAF (Mass Air Flow) sensor intermittent. With The first codes you will get are going to be your KOEO codes. This code is specifically related to the Idle Air Control (IAC) system, which is responsible for regulating the engine idle speed. SOP when diagnosing codes is to resolve KOEO codes first, then KOER codes, then CM codes. 2014 Ford Flex Limited 3. The code tables on fordfuelinjection. The code test has to be ran with the coolant temps above 170*. The P1703 Ford diagnostic trouble code indicates that the brake on/off switch is out of the self-test range. I have had brain (module box) replaced, fuel pump replaced, and know that it needs an exhaust system. I bought a ODB code reader and it threw Codes 157,158, and 159. (depress throttle to 100% for 1 second) Your scan tool prompts you when to perform brake, throttle and steering movements and can take some practice to get it right. Code: Definition. Hopefully this will KOEO On-Demand Codes, KOEO Continuous Memory Codes, and KOER On-Demand Codes. Note: Use the search box in the tables below to quickly find the specific code you’re looking for. P0505 is an OBDII code that deals with the idle air control system in the Ford F150. Check out our discussions on the Ford Escape, Mustang, Edge, F-150, Raptor, Explorer, Focus, Fusion, Fiesta and more! Ditto on the P2457 KOER as expected in the TSB. One book says not in P or N during KOEO test. O—Key On, engine Off self test code. I'm looking at the sensor, and it looks original, and the car has 150k miles. General karthief wonder how much it would cost to ship you a pair. Ford F-150 / F-Series Generations in KOEO mode, but when I do the KOER test it gives me code 126 "MAP Sensor voltage high or low" does anyone know what can cause this code? Also is there a "learning process" for a new PCM? Thanks, MrPlow 1999 - 2003 7. 0L, 2. There are two sets of codes output during the KOEO test: KOEO codes are output first, then a separator pulse, then continuous memory (CM) codes. 1987 - 1996 F150 & Larger F-Series Trucks. Or maybe if I get the speed, BOO fixed the TCC will be also. (I SAID GENERALLY), they are like $130 from Ford but can be found aftermarket for $40-$50 if you look around this site you will find a link. During the KOER the switch needs to be cycled during the test. See Special Notes above. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks code 65. All the code sheets i have say there should be 3 digit codes not 2 The 8 flashes before your "Code 72" mean something. Thread Tools Search this Thread 1987 - 1996 F150 & Larger F-Series Trucks - Need help clearing a code 311 - I was getting an intermittent CEL while driving my '97 F-250 crew cab (460, E4OD, EEC IV (aka OBD1)) on the freeway with a load. 1) R : 137: System 1987 - 1996 F150 & Larger F-Series Trucks - Stumbling, Loss of Power, Code 126 - 1992 F150 4x4 5. Code. I'm trying to decifer these codes. They have different meanings depending on what type of code they are. If you The most uncomplicated procedure to run a self-test to read OBD1 codes is performing a “Key On Engine Running” (KOER) test. Ford F-150 / F-Series Generations in KOEO mode, but when I do the KOER test it gives me code 126 "MAP Sensor voltage high or low" does anyone know what can cause this code? Also is there a "learning process" for a new PCM? Thanks, MrPlow Ford F150 Forum. 11: System checks OK: 12: AXOD (KOEO AND KOER) 4/3 circuit failure – Transmissions: 1987 - 1996 F150 & Larger F-Series Trucks - Code 44 during KOER, looking for direction - The 5. I used an INNOVA 3145 to retrieve the codes. Thread Starter | Junior User. Thread Tools The KOER codes were 13, 73 and 25 The guy helping me cleared the codes and I went on my way. I have changed the engine temperature sensor, EGR valve sensor and oxygen sensor. Besides, there is one more case for the P1464 is when the Powertrain Control Module (PCM) detects a high ACCS input during the self-test 1987 - 1996 F150 & Larger F-Series Trucks - engine codes 553, KOER 312, 225 - I've got a 4. in 3 mins 12 years ago. So i Googled this and nothing came up, i looked and the ford fault codes and the nearest code i found was P1692 which is turbo control solenoid circuit malfunction. Code 13 - idle low Code 33 - egr fault - not closing properly Code 44 - thermactor air system fault I got no codes on the koeo Code 558(84) is the EVR solenoid electrical problem So in short, when you get a KOEO code of 558(84), you will also get the KOER code 332(32). 3 power st. 0 automatic with o/d. couple questions about what I found in there so far: 1. The DTC P1127 is He may run KOER Self-Test and get a pass code (111) and not realize that KOEO Self-Test must be run to receive any Continuous Memory codes. 8, 2. BUT, I swear I can still occasionally feel/hear a very very slight skip at 2000rpm. Car is a 306 stock with gt40y heads, custom cam, 24# injectors and 73mm maf. To conduct Key-ON/Engine-Running (KOER) Self test portion, hold in all three buttons, turn In this handy tech tip, John Forro describes the three types of diagnostic trouble codes used by the Ford Motor Company to help steer the technician to an accurate conclusion and timely repair Free Download: Full Ford OBD1 Trouble Codes List and Meaning PDF. 9 on odometer that has flipped over three or four times--not sure which, 2nd alternator, 2nd OEM transmission, replaced water pump twice but no major engine work) has developed an extremely fast ~2,000 RPM idle at start up and all times, KOER Not Able To Complete, KOER Aborted This Non-MIL (Malfunction Indicator Lamp) code will be set when Key On Engine Running (KOER) Self-Test does not complete in the time intended. I just didn't know her first name was Always. . It's a generic code, which means that it has the same meaning for the F150 as it would any other vehicle (F150 or not). "Closed throttle voltage higher or lower than expected. 3L HSC & 3. KOER aborted P1100 1987 - 1996 F150 & Larger F-Series Trucks - 1988 351W codes - I did both the koeo test and the koer tests today on my 1988 f150 w/ 351W and c6 transmission. Back at home I hooked up the code scanner with KOEO and KOER all normal, no codes. - Did a koer test that while ago and 21,42, and 13 came on. When I checked codes I had: 111 for KOEO (system pass) 136 for CM (HEGO lean, left side) (edit: oops, was actually The code is then shown on the CodeReader's display. " :wnc: Save Share 521 - Power Steering Pressure switch/sensor did not change states KOER . The KOEO showed code 111 which is a passing code. Reply Like #5 06-13-2011 | 12:32 PM 1987 - 1996 F150 & Larger F-Series Trucks - Code 172 cause? (solved) - I just finished up GT40 mod (heads & intake). 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks help with koeo codes. But if you DONOT get a code 558(84), but have a KOER code 332(32), then probably a vacuum line is bad or stuck EGR valve or EVR solenoid bad and not giving vaccuum to EGR valve to open Pulled KOEO code 15, and KOER codes 42 and 92, with code 21 showing up the first one but not the second. The most uncomplicated procedure to run a self-test to read Code 62. I checked all vacuum lines to see if they were all connected snugly and as far as I can tell there isn't any leaks (haven't tested). 7 volts. Thread Tools Passed KOEO and KOER with no active codes. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. 9L / 300. NOTE: IF TWO DIGIT CODES 41, 42, 85 OR THREE DIGIT CODES 171, 172, 173, Running a code test I get 538 which shows . Under load conditions the engine starts bucking (like Code P1464 Ford Description. 1+ minute at 2000rpm should bring voltage above . 1 With Dual HO2S) R: 312: AIR Misdirected During KOER R: 313: AIR Not Bypassed During KOER R: 314: AIR System Inoperative During KOER R: 326: EGR Temperature Sensor Circuit Above Maximum Voltage (2. 2. 10, 20, 30, 40, etc. (coolant temp senosr,located on the hard heater tube) KOER 44-Thermactor Air Injection system inoperative (Right side). DTC 179 Perform self test KOEO and KOER, service any codes. P1464 Ford Code - Air Conditioning Demand Out Of Self Test Range Ford OBD/OBD2 Codes >> Ford EEC-IV/OBD2. Read codes and found a 41 during KOEO. P1000 OBD-II Monitor Testing Incomplete P1001 KOER Test Cannot Be Completed P1039 Vehicle Speed Signal Missing or Improper P1051 Brake Switch Signal Missing or Improper P1100 Mass Air Flow Sensor Intermittent P1101 Mass Air Flow Sensor out of Self-Test Range P1112 Intake Air Temperature Sensor Intermittent 1968-Present E-Series Van/Cutaway/Chassis - '93 5. 14 : PIP Circuit failure. "I married Miss Right. KOER Aborted. Thread Tools Code 111(why I get 3, I have no idea) KOER 41 2 53 86 32 (I have no idea what that 2 is but it blinks that amount between count seperations, I checked 3 If more than one code is stored, there will be a 4 second pause between the next code. How to retrieve trouble codes from Ford's EEC-IV with a paper-clip; 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, Should be KOER for that notification. During Key ON Engine Running (KOER) self-test the TCS must be cycled, the Diagnostic Trouble Code (DTC) will set My 1988 F150 "farm truck" (XLT Lariat, straight 6, 300 CID, 5 speed manual, standard cab, longbed, dual tanks, 34,357. I got a code 53 on both the The KOEO test is basically an electrical test of the sensors and relays (hard codes). But if you DONOT get a code 558(84), but have a KOER code 332(32), then probably a vacuum line is bad or stuck EGR valve or EVR solenoid 1987 - 1996 F150 & Larger F-Series Trucks - KOER code 4????? - key on engine running i got 4 can anyone tell me what that means I also got KOEO and CM codes 53 63 can anyu one give me some insight on how to replace the TPS. Customer: Do you have koeo and koer codes for a 1994 ford explorer. Not just that, but you can also check the Continuous Memory codes that are stored in the system. MIL: Type: 11: System Pass: Insufficient Manifold Absolute Pressure/Mass Air Flow Change During Dynamic Response Test KOER: R : 136: System Indicates Lean (Bank No. 1978 - 1996 Big Bronco - KOER test,code 43? - 1988 Bronco 351 Automatic KOEO codes are 11 KOER codes came back as 43=EGO sensor,right? I can't seem to find any info about this sensor in my Chilton's book. Truck has the 351 and E40D. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks ODB1 Code 53 on KOEO and KOER. what is the thermactor 225 something with the knock sensor? More than just a list of Ford Check Engine Light Codes! Our resources can help you fix it now. Key On Engine Running (KOER) Switch (SW) Self Test 1999, 2008, 444, 73l, ae, bpa, example, f250, ford, koer, location, resumehtml, sample, switch, test, v8. Perform KOEO and KOER Self-Test if you have not already done so and make note of all codes received in KOEO, Continuous Memory and KOER modes. I then spent the better part of an hour performing the diagnostics in the PCED only to come up with nothing. In the KOEO, the truck passed. 0 I was working on today. No that only works in the movies. I did nothing but check the codes. 0 Mar 5, 2008 | 08:52 PM Share #3 114, code, ford. I also put on long tubes and the TB is different, its of a stock 5. Yesterday, I borrowed a SNAP-ON scanner to perform KOEO & KOER tests on my 1992 Explorer 4wd. Reply. 0 mustang, I think. I have yet to encounter a scanner (other than the old Ford T-handle) that will reliably read Computer Chips & Tuners - Unable to pull "KOER" codes - Hello everyone, , I could really use some help w/ this one I'm stuck. Idled normal at first then ran up to about 2500 to 3000 rpms on its own and the check engine light flashed 4 times then went back to normal. How can I tack this down. Smooths out at higher RPMs, and has all power when accelerating. For trucks they give a response of. Run KOER codes again to ensure that you only have a Code 21. 9 L with a manual. The KOER (is there another key position that keeps the engine running?) test. Ford, Mustang are 1997 - 2006 Expedition & Navigator - P1780 code - trans ctrl switch??? - I have been having an intermittent problem with my Navigator that has acted like a bad plug or coil. Ford OBD I Diagnostic Codes. Ford Fuel Injection » How To Run a Self-Test . Reply 1978 - 1996 Big Bronco - KOEO-111, KOER- Cyl. 0, was driving and making left turn, engine revved up to 2500rpm and drive train light (yellow wrench) came on. Definition. The P0505 diagnostic trouble code for Ford vehicles indicates an Idle Control System Malfunction. Informative articles and access to technician help, Component tests and wiring help! Check us out today! P1284 Aborted KOER - ICP Failure P1285 Cylinder head over temp sensed P1286 Fuel Pulse In Range But Lower Than Expected 1983 - 2012 Ranger & B-Series - OBD 1 Codes 172 and 538 - I pulled these off my truck today, after performing the tests twice in the KOER mode. "Self test" is a general term used when speaking of ANY code reading on these trucks. HEGO (O2 sensor) Connector C114 Location Diagram in a 90 by Ford via 1987 - 1996 F150 & Larger F-Series Trucks - TROUBLESOME code 53 - I have an 89 f150 4. I have checked my TPS, I have replaced the ECT sensor, and tried resetting the computer after each change. The first two of these I ran into I followed the diagnostics in the TSB and I did not get the code. Incorrect Self-Test Procedure. 9, 4. 9L 172 KOER code - What are the most common reasons for causing that code? The code didn't come under the KOEO test but the KOER test. Because the PCM flashes each code or set of codes twice. Cylinder #8 failed Code 173 Heated Exhaust Gas Oxygen sensor - sensor indicates rich. Next comes the CM (stored codes) read out of things that happen while driving and such. 1987 - 1996 F150 & Larger F-Series Trucks - 1994 f150 code 632 - when i scanned my codes i got code 632 whith is 632 R Transmission Control Switch (TCS) circuit did not change states during KOER what do i do to fix that (TCS) circuit did not change states during KOER what do i do to fix that. Ford Truck Enthusiasts Forums > Performance, Engines & Troubleshooting > Computer Chips & Tuners > Unable to pull "KOER" codes. I've had a persistent code 121 (KOEO) since I bought the truck a couple of years ago. 1978 - 1996 Big Bronco - OBD 1 Code 18 - Hello all! I am the proud owner of a 1986 Bronco XLT 302 EFI. Do your sensor voltage and resistance tests when cold and at immediately upon normal operating temperature, not mid-cool down. • Start the engine, and let it reach normal operating 1987 - 1996 F150 & Larger F-Series Trucks - help with koeo codes - ok i have a 93 f-150 with the 5. Thread Tools Search OBD-I Diagnostic Trouble Code – 2-Digit Ford Codes Differences in test mode noted as: (O) = Key On Engine Off test (R) = Key On Engine Running test (M) = Memory code. The fix is to separate the wiring -Immediately after all KOER codes have been output, a quick tap of the throttle will initiate the cylinder balance test. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks EGR valve problems obd1 code 33 KOER. Sort of, it started out as a code 32 egr not opening. 3 l trouble codes - 7. Code Condition Cause; 11: FoxStang. 3L Power Stroke Diesel - Code P0476 - I have a code P0476 (exh pressure control valve perform) well took it off and it was pretty clogged. 98 and 22. Code 13 - idle low Code 33 - egr fault - not closing properly Code 44 - thermactor air system fault I got no codes on the koeo KOEO CODE 16 and IDM are for cars only. There is some How to scan FORD on board Diagnostic Trouble Codes (DTCs) in your driveway HowTo Pull Codes 1983-1995 Broncos, Mustang, F series Trucks, Econolines, 302, 351 and more . Continuous codes follow the last KOEO code after a 6 to 9 second pause, a quick flash, and another 6 to 9 second pause. 3l power stroke diesel - 7. Unexpected Innova 3145 Ford OBD1 Code Reader User Manual - Download as a PDF or view online for free. Doesn't require a scanner, just a A “GOOSE” code (also called a dynamic response test) is output during an engine running test. 18+yrs experience. I have verified with a voltmeter that the o2 1987 - 1996 F150 & Larger F-Series Trucks - ODB1 Code 53 on KOEO and KOER - Hey guys, I just ran the self test on my 91 F150 XLT 5. Got it home, 3/4 of a mile, hooked up tester and got 1 code doing ford keoe test, p1464. I have cleaned the mass air flow sensor 3 times this week & it still doesn't run any better help . The codes will be transmitted as groups of needle sweeps. 0 here are the codes: koeo 84,33 next is koer: 24,43,44 now i can tell you that my smog pump is gone except for, the tubes that are on the back 1999 - 2003 7. 1994 7. Ford went from two-digit to three-digit EEC IV Self-Test codes in 1991 to service the increasing number of service codes required to support various government On-Board KOEO & KOER tests to pull check engine codes and run diagnostics to find out if something is wrong. 55 Non-Limited Slip) Front GAWR: 2800lb Rear GAWR: 3166lb Fr/Re Tire: P235/75R15XL Power Windows/Locks Dual Fuel Tanks I did a KOEO got pass code 11, CONTINUOUS MEMORY got 31, KOER got code 12. FordP127A Ford DTC P127A Make: Ford Code: P127A Definition: Aborted KOER - Fuel Pressure Failure Description: This DTC sets when the key ON, engine running (KOER) self-test aborts because of the fuel rail pressure (FRP) is out of self-test range. Ford Motor Company equips its vehicles KOER 21 is usually from performing the KOER test on a cold engine. Joined: Mar 2008. Code 116= ECT outside test limits during KOEO or KOER tests. I have yet to check anything, and was wondering if performance could suffer if not repaired. My Check Engine The P0505 diagnostic trouble code for Ford vehicles indicates an Idle Control System Malfunction. I removed ground Explorer, Sport Trac, Mountaineer & Aviator 1991-1994, 1995-2001, 2002-2005, 2006-2010 Ford Explorer 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Code 126, MAP Signal Out of Range. I pulled the codes and got similar results. • Make sure the transmission’s in park; set the emergency brake and block the drive wheels. You will get a series of two or three digit codes depending on your vehicle. 96 F160 Suspension Lift Thread Tools. 3 manual, 180k miles. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Code 53. 553 Air Management 2 circuit failed, SBS circuit failed. Dead Link Removed The KOER showed 2 codes Dead Link Removed code 10--SNAP THROTTLE code 538--INVALID CYLINDER BALANCE TEST DUE TO THROTTLE MOVENMENT. TPS has been replaced twice with no change. I replaced the EPV sensor and cleared the code. Thread Tools Search this Thread (CM) and not KOEO or KOER codes. Finally, code 4011, the service passcode, will be displayed. Mod Dude. 0 (302) (stock engine) KOEO Codes: 11 (System Pass) Continuous memory codes: 11 (System Pass) KOER Codes: 41 (No HEGO switching detected always lean (right side). 1987 - 1996 F150 & Larger F-Series Trucks - KOER codes - Wanted to see how the new motor is doing after breaking it in and I decided to pull codes. I have been having problems with my tranny not shifting right for quite some time. Got 67 and a 31. My list only shows this as a KOER code? Only other code was 52 and I'm not particularly worried about that one. P1100: MAF Sensor Intermittent: P1101: MAF Sensor Out Of Self Test Range: P1102: MAF Sensor In Range But Lower Than Expected: 1987 - 1996 F150 & Larger F-Series Trucks - I got a code 22 during KOEO test - Does this mean my map is toast? Another thing to note is that I was running the air conditioning today and all of a sudden check engine light came on and trucks idle shot up and stayed at 1500rpm's all the way home and black smoke out the 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks 93 f150 5. Going WOT will make it stop. This page explains how to get the codes without any special tools. -Check for clogged cat Done, cat is sooty but not clogged, can see through easily. A/C is on or pin 10 is shorted to power. Same symptom before I 1993 OBD I Trouble Codes (Ford E150, E250, E350) Code Key * Definition; 11: O R C: System Pass: 12: R: Cannot control RPMs during Self-Test high RPM test: 13: R: Cannot control RPMs during Self-Test LOW RPM test: (KOER) C = Continuous Memory; 3 Digit Trouble Codes; Code Definition; 111: System Pass: 112: Intake Air Temp (IAT) sensor circuit 1987 - 1996 F150 - possible bad o2, code 173 question - Hi, and thanks in advance. The TCC locks up when I put it in any gear and The truck will die if I'm not careful. Mechanic's Assistant chat. 3, AIS intake, 4" MBRP exhaust, PHP Hydra Chip, Bilsteins (5100 A CM code is set during normal operation and means that, at some point, the PCM couldn't reconcile data from the sensor and other engine operating parameters. My truck is a 1996 Ford F-250 xl with 5. 8 automatic getting OBD1 codes 121 and 212. KOER 21-ECT out of self test range 0. Ford Truck Enthusiasts To diagnose the P1780 Ford code, it typically requires 1. Didn't think much of it so I started it again. So I think I have something leaking vacuum when very hot. The computer expects the ECT output to be above a certain point (probably something like 180 F) Run KOER codes again to ensure that you only have a Code 21. 8L, i have been trying to fix something not sure what, if that makes since. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks KOER code 4 Read Ford codes without a scan tool. 0l V-8 Mileage: 138,252 Body Code: DB4 Standard Cab, Long Wheelbase Trans Code : E (E4OD) 4 Speed Auto w/ Overdrive Axle Code: 19 (3. KOER code 16 requires driver input at the correct time. Codes Koer 411, 336, and Koeo 543 came - Answered by a verified Ford Mechanic. Sometimes I can turn truck off and start it up again, sometimes 2-3 times and 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. Code 558(84) is the EVR solenoid electrical problem So in short, when you get a KOEO code of 558(84), you will also get the KOER code 332(32). Thread Tools Search this Thread or a KOER code (assuming you performed the KOER test)? Because KOEO codes are set with the engine off, they almost always have to be electrical. idels ok sometimes it will die on me. I went and ran a KOER test and it gave me back the codes 129, 167, 225, 536, 632. If it's hooked to an Autoxray scanner or a snap-on it says vehicle not responding on the KOER. Reply Subscribe . The EGR valve is new and tested that mechanical it is working and holds vacuum. I checked the sensor it was bad and I replaced it. Only when the key is on. 1987 - 1996 F150 & Larger F-Series Trucks - obd1 code 536 - look it up online said . " The check engine light comes on a few seconds after start and is intermittent, but once it warms up the check engine light goes off. Likes: 0 1987 - 1996 F150 - 93 Ford F-150 Trouble Codes - So I did the KOEO and KOER tests. code #'s 157, 167, 159,173, 137, 536, 538. I'm down to one important KOER code (311, thermactor system fault) and I had the 86 equivalent of the same code before I started this process (Code 44). I have a 1993 f-150 4x4 5. KOEO and KOER codes are not saved in the vehicle’s computer memory, and if the problem that caused these faults to set is repaired, these codes will no longer be present when the Self Tests are performed. AXOD (KOEO AND KOER) 4/3 circuit failure – Ford OBD1 Codes List. See Special Note on previous page. Make sure engine is fully warmed. The DTC P1464 is set when ACCS input to Powertrain Control Module (PCM) was high during self-test. reran test, resulted KOEO & KOER tests to pull check engine codes and run diagnostics to find out if something is wrong. I did my first KOER test this afternoon and got codes 12 and 13. Back to Subforum. When this code appears, briefly take the engine to wide open throttle. Failed, no voltage. Thread 1987 - 1996 F150 & Larger F-Series Trucks - KOEO Test codes - Hey Guys, I just pulled some codes from my truck as every once and awhile the CEL comes on then goes off. The codes are listed seperately based upon fuel delivery type. can you tell me what this means ? 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks You did not say if it was a CM I have a '88 302 that has been throwing KOER codes of 63 and 98. Join the discussion about specs, photos, news Done, still code 41 in KOER. 0 hour of labor. I got three codes on the koer test. TROUBLE CODES (DTCS) 311: VISUALLY INSPECT VACUUM HOSES DTCs 311 indicate the Secondary Air Injection system is inoperative. As I stated before your truck will most likely display 3 digit codes. I got a code 53 on both the KOEO, and KOER. Already fixed all the other codes it had, which were related to all the 1987 - 1996 F150 - Understanding Trouble Codes 111, 211, 172 - Hey everyone, recently pulled some trouble codes from my ECU, the KOEO code gives me 111, which the book says is a system pass, so I am assuming thats not a bad thing. State Inspector & 1980 - 1986 Bullnose F100, F150 & Larger F-Series Trucks - CODE 26 - Pulled this code yesterday KOERbest i can tell it is a MAF code or a TOT code, which my truck has neither. Do your sensor voltage and resistance tests when cold and at immediately upon normal operating 2. 12 is “RPM [at idle] not within self-test upper limit” 13 is “RPM [at idle] not within self-test lower limit” My truck has been idling high since I got it, but otherwise is running great. (WOT) This allows the system to test the throttle position, (TPS) MAF and MAP sensors. ok no MAF equipped in this truck 167-TPS fault during test. I further went on to get the stored codes which are as follows (I get the same codes Explorer, Sport Trac, Mountaineer & Aviator - 94 Explorer New MAF but still showing code 157 - I have a 94 4WD Explorer that started running horrible. I replaced the TPS with one from the FORD dealer a few days ago and it seemed to work great. A few minutes later it did it again, all told it Explorer, Sport Trac, Mountaineer & Aviator 1991-1994, 1995-2001, 2002-2005, 2006-2010 Ford Explorer 1994 Explorer Code 332. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Need Help new Ford Ranger Tech (2019-2024) 2019-Present Ford Ranger Technical Service Bulletins; Ranger Tech (’83-’11) connector. I kinda always knew the system ran lean but never got the koer until now. They will show a base readout of 4030 to inform that KOER has been entered. Thread Tools 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. I'm a little confused on the code sequences. Reply Like #5 06-13-2011 | 12:32 PM 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks obd code 181. Also it is worth noting for new users that the truck should be at operating temperature (if they can) for either testing procedure for accurate results. (and dont forget the continuous memory codes) is what you need to concentrate on. Your codes will be displayed as a series of flashes and pauses. Username. The ford analyzers also have freeze frame data available (what everything was doing at 1987 - 1996 F150 & Larger F-Series Trucks - Need Help new Code and an old one 31CM & 34 KOER-updated need help again - OK lol so this is the scenario. Sponsored by: Code 225 EEC IV. 2 Digit Codes. If the test was properly performed and the P1780 still exists the module did not see a change in state in the circuit Yes I ran the KOER, and The KOEO the KOER gave me the 536 BOO The KOEO gave me the 111 Every thing ok. As read, it's simply a separator for the KOEO and KOER tests. 1987 - 1996 F150 & Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks. Insufficient rpm change during KOER. Everything else is system pass. Okay, I have checked for vacuum leaks. Wrong thermostat,Engine overheated,Low engine coolant level,Faulty Cylinder Head Temperature (CHT) sensor,Cylinder Head Temperature (CHT) sensor harness is open or shorted,Cylinder Head Temperature (CHT) sensor circuit poor Learn how to find trouble codes on your fox Mustang from 1986 to 1993. Click to read more! OBD Code Lookup; OBD Code List; Download; OBD2 Scanner Review; Dash Light Lookup; KOER Not Able To Complete. motovader New Member Posts: 3 Joined: Thu Dec 21, 2017 1:51 am Truck: 1994 E-250 Super Cargo Van Anyone know how to fix code #327 (EGR valve position circuit below minimum voltage) and a #538 code (Insufficient RPM change during KOER dynamic response test)? Ford Forum is a community to discuss all things Ford. 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Need Help new 1987 - 1996 F150 & Larger F-Series Trucks - Check engine light - trouble code 111 = pass - I was pulling my enclosed trailer on Saturday to our hunting area and as I topped the last big hill my check engine light came on, stayed on for about 5 seconds then went out. 1991 Ford F-150 XLT 302 5. nezve vplm mywca qlozczz jla duuldof gsbjt uxyxxc wzehg gyzk