Bmw e90 fuel pump relay failure symptoms Assignment of the fuses and relay BMW E90, E91, E92, E93 (2005, 2006, 2007, 2008, 2009-2012). to/4agDydr - Top Rated Fuel Pumps https://www. LPFP In this article, we will discuss the symptoms, causes, and solutions for BMW fuel pump control module failure, as well as ways to prevent it from occurring in the beginning. 1 1. 06 bar (43. 11 Found the fuel pump was not running with engine turning over. Thanks again! _____ - Tempxst 2006 BMW 330I . There were changes in the electrical circuitry, fuse layout & designations, effective 3/1/2007 in the middle of the 2007 model run, so need to know what your build month/year is. Driving down highway ~55mph, engine dies, shows a bunch of errors on screen (DSC, Fuel pump), manage to get to the side of the road. Symptoms of a Bad Fuel Pressure E53, E90. Contents. There are a few signs that may indicate that the fuel pump is GT1/DIS diagnosis shows fault code 29DC (Cylinder injection cut-out, pressure too low in high pressure system), 2FBF (Fuel pressure on-release injection, pressure too low), Fuel pumps die in 2 ways: - soft fail whereby the pump can not provide the required volume of fuel at the required pressure if 50psi - hard fail whereby you're stranded miles from When the LPFP EKP starts to fail the LPFP will shut off and kill the car, and then after the EKP cools down it will start working again. Maybe its rare in SA. Symptoms of a high-pressure fuel pump failure are: Delayed start of the engine; Hesitation or sputtering in acceleration between 2000 RPM to 4000 RPM; High engine temperatures; Vehicle stalling due to exertion or Noisy Fuel Pump Operation: A failing fuel pump relay can cause the fuel pump to operate noisily, producing unusual buzzing, whining, or clicking sounds, which can be an early indicator of a problem. The classic symptoms of a failing fuel pump or filter are hard starts, especially if the car has sat for an extended period of time without being driven. High pressure is needed when Now keep in mind, this never happened before and their was no symptoms leading up to this. Performance won’t reach the expectation 1. These symptoms can result from an inconsistent fuel supply to the engine, which can be caused by a failing fuel pump. . 1. Additionally, the fuel pump may stop working, possibly causing an engine stall. Our professionals are here to help make sure you find the answers you need to your questions and Failure of fuel pumps is a regular problem for BMW owners. 0. AFAIK, NO 2007 328i had a "Fuel Pump Relay", as the EKP Fuel Pump Module (located behind the RR seat squab (backrest) functions as the Relay, as signaled by the DME. The fuel pump relay is usually controlled by the ignition or Powertrain Control Module, and when BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > What is symptoms of failing Fuel control module? Bad Fuel Pump Relay Symptoms. Very distinctly with each intermittent stall, I can hear the fuel pump relay behind the glove box clicking. 5 ± 0. If the EKPS is capable of saving that Fault Code in Fault Memory, and your Tool can connect to EKPS to READ that code, the EKPS is functioning, and the PT-CAN bus connection between the EKPS and JBE ("Hub") is OK. BMW E90 fuel pump fuse location and replacement E91 E92 E93 BMW 325i 328i 330i 335i 316d 318d 320d 325d 330d 335d 316i 318i 320i 323i 325xi 328xi 335xi Repl One of the most common problems on all of the BMWs with the N54 engine is the high-pressure fuel pump, regularly referred to as the HPFP. My questions is this; 1. 0 ± 0. Then I'd head to the local parts store and buy 1' of high pressure fuel hose and 6 stainless steel clamps. In that case, the pump was working, the problem was that it was leaking fuel) A solid HPFP failure has the ECU bypass the pump and shuting off the turbos. These symptoms will help you detect the issue even more quickly. Fuel pressure gauge connected between cold* start valve and supply line. G22 B46, B48 Turbo Engine / Drivetrain / Exhaust Modifications > Low pressure fuel pump failure Post Reply Thread Tools: Search this Thread 11-05-2017, 03:07 PM Sensor down pump down. It took less than 5 seconds to re-solder and then a 15 minutes to isntall and the car started right up. Fuel pump control module failure/fix (EKPS) Bimmerpost ☰ Model Selection. How To Prevent Water Pump Failure Routine Maintenance Bmw E90 Fuel Pump Failure Symptoms BMW replace hpfp (high pressure fuel pump) with rebuilt unit at 2,200 miles. 1 Fuses and Relays. Recognizing the signs of fuel pump failure early can My advice is if you discover the codes with a scan (using a BMW-compatible scan tool) change the pump soon after because it will eventually fail. wife's 2009 X5 N52 has a discrete fuel pump relay. The BMW E90 fuel pump has an average life span of about 120,000 miles. 2 2. I dissected my pump and can only surmise the failure is related to over-heated electronics. The fuel pump relay dies first after some years, 3. As indicated above, it would appear that one would have to disconnect the X3507 connector at the Pump Control Module and apply ground to the Brown pump wire, BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Low pressure fuel pump/sensor failure symptoms? Page 1 of 2: 1: 2 > Thread Tools: Search this Thread 02-05-2014, 05:24 PM Hi All, I am having a heap of garbage alarms (Fault in Drive, DSC fail, DBC fault, Flat tyre monitor, Fuel pump, Cruise control failure) come up intermittently when I try start my E90 320D N4720D VIN A472613. Drives: 2012 E92 M3. But that is exactly the problem: After browsing so many search hits, I have not been able to find a conclusive description of the early symptoms or https://amzn. Luckily you had signs and I didn't. If the car starts after the swap, 1) Fuel Pump powered directly by a Fuel Pump Relay (K96), mounted on the upper left of the JB Fuse Panel within the cabin. Posts. Fuse box diagram. As one of the most critical electronic control units (ECUs) in your BMW, DME failure can cause all sorts of issues , from intermittent problems to complete breakdowns. Background: Car stopped at the red light abruptly with no warnings and it hasn't started in two weeks. Producing heavy smoke Let’s discuss how to know if the vehicle problems you are experiencing are caused by the failure of the high-pressure fuel pump. Engine misfires or runs rough. I then put the fuel pump relay into the horn relay slot, and horn worked. code was fuel pump failure. The fuel pump is responsible for delivering a precise amount of fuel to the engine, and it can be susceptible to wear and tear over time. Location: CA. cooling the junction box in the area of K6300 definitely gets car to start. Come join the discussion about M performance, BMW DME failure symptoms can cover a wide range of problems, like: Engine misfires occur: The engine firing pattern is inconsistent, causing the engine to choke or die suddenly during operation. E90 fuel pump / fuel transfer problem Symptoms were like running out of fuel, except I was still showing 1/4 tank bimmerfest. Quote from BMW on the fix, "in-tank fuel pumps that may have insufficiently crimped wire contacts. Quote 05-14-2020, 12:20 PM #5: KawBoy. So I pulled the fuel pump back out and discovered a piss poor solder connection within the fuel pump motor itself. Fixes: You can try to replace the fuel pump relay with another one in your vehicle that has the same amperage. Out of BMW warranty but covered by California Emission Bimmerforums is the preferred online BMW Forum and community for BMW owners. If it helps anyone I have been through this problem the long way ie reading the posts and then looking for the answer. BMW 535i Engine shutdown: Fuel pump, EKP. you can confirm the fuel pump has received the correct voltage when commanded ON by the fuel pump relay using a digital volt ohm meter (DVOM). 620. If you suspect your car troubles are caused by a bad fuel pump relay, here are the easy steps on how to do it: Step 1. 175. 16117297778: produced till 04/2014 and indicated as "ENDED", In the mid-2000s, BMW began using a new high-pressure fuel pump in their gasoline engines. This is a device that serves to compress the fuel that is supplied into the fuel pump in order to increase the pressure. com there are 3 fuel pumps: - cod. The low pressure fuel pump. The problem with comparing an E39 M54 with the N52/N54/N55 engines in the E90 series is that none of the E90s come with a water temperature gauge. Drives me NUTS that BMW never put any kind of sensor in the car to detect fuel pump failure, or even better premature fuel pump failure fuel pump relay location? E46 2004 A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. :hi: Hi newbie here, ive a 1999 z3 1. Captain . Reply With Quote. Cranking under the hood but the engine doesn't start. A Multimeter tester will help diagnose a failing fuel pump relay. Tested DME and fuel pump relays with the power supply at work. Whatever the cause, the fuel pump can fail without any warning. But in the states its In this detailed guide, you’ll learn the top 9 DME failure symptoms to watch for in your BMW along with tips for diagnosis and replacement. Failure: A bad fuel pump relay may not be sending the correct signal to the fuel pump, thus preventing the engine from starting. They called it a "Fuel pump Driver fuse". Drives: 2007 BMW Replacing the fuel pump on a BMW E90 can be done without removing the fuel tank. If the system pressure is too high, check that the return from the pressure regulator to the tank is not pinched or restricted. If the correct voltage is Common Symptoms of BMW Fuel Pump Failure. As it turns out, there was a 15 amp fuse completely missing in the main fuse panel. If the collar will not press in far enough to release the fuel line, pull the fuel line toward the front of the vehicle and hold it there, then press and hold collar while you slide the . Instead, they come with either a fuel efficiency gauge or an oil temperature gauge (all 335 models and coupes/convertibles). Fuel Pump Premature ANYONE devised a safe way to essentially jumper the pump (or wire around the module) to test pump operation in the event of such a failure (so that a bad pump can be confirmed or ruled out). The fuel gauge is still wrong but that's another day. Is it normal for a fuel pump to just pack up google fuel pump failure on e90. Symptom: The engine may misfire, run rough, or produce erratic power. The fuel controller instead sends the fuel directly to the BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N57 / M57 Turbo Diesel Discussions - 335d > Fuel pump relay location? Thread Tools: Search this Thread 10-01-2015, 07:43 AM #1: Mam11016. My suspicions are it could be a faulty fuel pump. 5-22. There are many causes of this fault including wheel speed sensors, steering wheel angle sensor and of course the famous Continental ATE ABS/DSC Hydro unit failure - either the mechanical (pump) or electronic (module) elements of this unit. There’s some electrical components involved. Join Date: Feb 2019. Engine efficiency drops: A struggling engine cannot maintain the best mixture of fuel to air, causing your vehicle’s fuel economy and horsepower to fall away from The fuel pump relay is an electromagnetic switch that uses low current to control a higher current circuit. Read More BMW Head Unit Display Failure (E90-E93, E82, E88) – Faded Pixel Display Fixed. there seems to be only one answer I found and that is this,first check the fuse and yes there is one in the glove box and one under the bonnet in the sealed box in the corner with the relays,,,,check there is power to the pump,unplug it and put a The fuel pump relay is an electronic component that is found on virtually all vehicles equipped with an internal combustion engine. One problem that you are more than likely to experience with your BMW is the high-pressure fuel pump failing. Content on bimmerfest. Drives: BMW 325i. This high pressure is needed when injecting fuel directly into the combustion chamber to ensure electric problem fuel pump ground. Park the car in safe and level ground Hi the relays are behind the fuse box it's a bit of a pain to get to, there should be a couple of torx screws holding the fuse box, if you take them out and push the fuse box out of your way you sould see 3 lime green relays one is for the horn, one for the fuel pump and I can't remember what the last one is for. When I first replaced my fuel pump there was no different, my e90 2011 kept turning off in freeway drives to work, (Engine ECU Main Relay, Switching Delay) - Just replace this relay. Did some more surfing and found some complaining about the fuel pump relay with the last failure mode. Also, I cannot identify any consistent circumstances If you suspect your fuel pump has failed, you can confirm the fuel pump is received the correct voltage when commanded ON by the fuel pump control module using a digital volt ohm meter (DVOM). The Engine Does Not Start. 1. Secondary air pump relay: F76: 30 A: Crankshaft sensor Fuel tank vent valve Mass air flow sensor Oil condition sensor Variable intake manifold controllers Volume control valve: F77: A faulty fuel pump can cause poor engine performance and hard starting problems. On BMW realoem. Photo attached. Got a new relay the next day from the local BMW dealer -- $14 or so for the When the fuel pump fails or malfunctions, it can disrupt the fuel delivery process, leading to poor engine performance and drivability issues. Could a bad main relay give me all these symptoms? Main Relay, Fuel Pump Relay, Fuse 11, Intank/Main Pumps, - Fuel Injectors, Fuel Pressure Regulator, Speed Sensor, Main Relay, 5 prong, 4 choices: OEM N55 Low Pressure Fuel Pump Failure! Bimmerpost ☰ Model Selection. 4 4. How to test a fuel pump relay. Likely, the Fuel Pump is NOT being activated by the DME-DDE due to that lack of such as Fuel Pump Speed, Terminal 87 or DME Main Relay Voltage, Cam Position Sensor Signals (Cam Angle), RPM are routed BENEATH the car, and NOT inside the passenger area. E46Model Year: 2000 XBimmers | BMW X3 Forum • BMW X3 and X4 Forums | F25 (2011 - 2017) | F26 (2014 - 2017) • Second Generation BMW X3 (F25) General Forum • Fuel pump control module failure/fix (EKPS) What causes a fuel pump failure? Fuel pumps fail due to electrical malfunctions. Battery may have been low before (was at end of 3 year expected life) and totally killed here. Appreciate 0 Quote 10-24-2015, 11:23 PM Yup those are the symptoms of the starter failing. iTrader: BTW, I did test the Fuel pump relay solenoid (under the hood on passenger side It is said that a water pump replacement would usually be needed around the 80,000-mile mark. Some weird symptoms for months leading up to a more severe symptom. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > 2008 E90 LCI That seems to be MORE LIKELY based upon the sporadic pump operation prior to the most recent failure to operate at Since my 328xi does NOT have a fuel pump relay (it uses the EKP If I owned the car I'd go to FCPEuro and order a new Siemens/VDO fuel pump and a new Mahle (or Keyser) fuel filter. E90 / E91 / E92 / E93Model Year: 2006 - 2011. Operate the fuel pump as described in 4. N54. 30. The problem affected a range of BMW engines, including the N54 and N55 turbocharged inline-six engines, which were used in many of the brand’s popular models This video was preformed on a 2007 BMW E90 328i N52 engine Repair Manual: ZAKI20Parts used: Fuel Pressure Regu This video was preformed on a 2007 BMW E90 328i N52 engine Repair The first step is to have the codes read by a diagnostic machine. The engine turns over but won’t start; 1. F40Model Year E90 / E92Model Year: 2007 - 2013. BMW N54/N55 High Pressure Fuel Pump Kit - Failure Symptoms, How To Save Money When Replacing Your BMW E90 M3 Tensioner Pulleys I know there are thousands of threads about the high-pressure fuel pump (HPFP) and that it fails. I then switched the horn relay with the fuel pump relay and still no luck. BMW E90 330i (M) '05 (His) | (Hers) BMW E46 320i f/l (M) '03. Rep. Some common symptoms of a failing fuel pump include ignition issues, the fuel pump running continuously, and an illuminated check engine light. 2. The correct pre-formed hose at the fuel pressure regulator on the M30 is BMW part number 13311748689 FPR Hose Kink. This can also be a much richer ratio for when the engine is under high load, or possibly a leaner ratio for when the engine is operating under low load cruise conditions for maximum fuel efficiency. Service Engine Soon (SES) almost always accompanies an HPFP failure. The loose wires may cause the connector to melt. They also become contaminated by moisture, dirt and bad gas. However, some of these pumps proved to be unreliable and led to significant issues for BMW owners. I try to restart the car This is all on 2006 BMW 325i ( E90 New Member. I attach two pages from the "E90 Voltage Supply" BMW Training Service Action: Replace the High-Pressure Pump MODEL E90, E92, and E93 with the N54 engine produced from 06/01/2006 through 10/28/2006 SITUATION An internal component in the high-pressure pump (HDP) may fail, causing drivability symptoms such as longer starting times or erratic engine operation. or it might just die all together. 9 with a fuel pump problem. Here are BMWs are known for theirprecision engineering, and one of the most important components of any BMW is the fuel pump. The electronics smelled burnt. Hard idling / sputtering engine; 1. Try to read codes, no communication with DME + fuel pump etc. M4. Thanks for your help Tanjeeit for sure saved me $300-400 in replacing the BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Fuel pump malfunction 2011 328i N51 I am dealing with what appears to be a failing Fuse and relay location. Car: 2010 328i convertible, N51 engine. The hose and clamps are for the fuel filter. 12v over 85 & 86, confirmed continuity between 30 & 87. com is not in any way affiliated with Bayerische BMW CCA Member 18+ Years. but an easy way to find out if your fuel pump is running is to BMW 3-Series (E90 E92) Idler pulley/tensioner wobble, OFHG leak, VCG leak, oil pan gasket leak, fuel sending unit cracked, engine mounts leaking, A-pillar leak, door seal water leak, amplifier All BMWs have leaking BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > 2006 325i, Changed Fuel pump, cranks but no start Page 1 of 2: 1: 2 > It's common for 06s to start to have battery problems right about now. In this article, we provide tips on how you can detect a fuel pump issue as a BMW car owner. If you notice symptoms, you want to get the problems resolved quickly. check fuse f70 20 amp Hi guys my girl has a jdm E90 320i I believe is the correct model, but it just wouldn't go one morning, like it would start idle for a second then die like it had no fuel pressure and it turns out that's exactly what it was, I remove the rear seat try start it and couldn't hear fuel pump going so I hooked a 12v battery directly to the pump and it started perfectly with no faults, so I I then checked the 20A and 15A fuses associated with the fuel pump, and those were fine. BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N57 / M57 Turbo Diesel Discussions - 335d > Sudden failure of high pressure fuel pump Google Search Search Forums BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > E90 330i Fuel Pump Relay - Where is it? Google Search Search Forums A common problem with BMWs is the failure of the high pressure fuel pump. BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > what are symptoms of a bad water pump? Thread Tools: Search this Thread 07 Read Also: 6 Common BMW Fuel Pump Control Module Failure Symptoms. Cigarette lighter fuse. com/@carproblemsmax/join - Become our Sponsor The fuel pump is expected to wear out ov Do everything in figure 10 up to 'pull the fuel pump module out of the car'. Common Symptoms of BMW Fuel Pump Failure. 3 3. E46Model Year: 2000 - 2006. Figured must be the crank sensor then. Learn the warning signs of a failing fuel pump relay. What are the common BMW CAS module failure symptoms? There are many different symptoms that can happen when your BMW CAS module fails. The fuel pump just comes on for a split second then stops. 00. Check that the fuel pressure is 3. I have the EXACT same symptoms and will be ordering and installing mine this weekend. BMW VANOS Solenoid Replacement DIY – BMW N54 Engine. bimmerfest. It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. What do you think about a slightly kinked fuel hose from the rail perhaps reducing fuel volume/pressure. Now, This is making me a lot more certain my assumptions of a failing FPR. My pump spun just fine and the plastic impeller looked as good as new. I jumped pins 30 & 87 in the fuel pump relay, fuel pump runs! Sweet. Since I had already replaced my pump, I The Fuel Pump has the Component Code "[COLOR="Blue"]M2[/COLOR]", and if there is NO Fuel Pump Module (EKP) it is EITHER powered via fuse F67, or fuse F5. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. the two relays (top left engine bay (green and blue) click when ignition is switched but not sure if they should or BMW 3-Series (E90 E92) Another bit I left out is that the no start failure only occurs when the car has sat in the sun for a long time. Aside from that, old age can take a toll on the fuel pump. Appreciate 0 Quote 05-09 I purchased a brand new EKPS, had it coded and still nothing. By Jake Perhaps the relay had blown which caused this, or perhaps the fuel pump just froze up in the cold morning, but either way, all works great once again. When they fail completely you may be left with an engine that doesn't start. Here are some common symptoms to watch out for: Awaria pompy paliwa / Fuel PUMP failure In this guide, we'll explain the location of the fuses and relays in the BMW 3 Series E90 (2004 – 2013). When the CAS module fails on a BMW, you will need to reprogram the whole How do I know if my Fuel Pump is Failing Usually, a bad or failing fuel pump will produce one or more of the following 8 symptoms that alert the driver of a potential issue. BMW N54 High Pressure Fuel Pump Failure Symptoms. If THAT is the configuration of YOUR vehicle, then fuse F04 in the E-box under the Hood is the fuse responsible for Fuel Pump Relay operation, and fuse F35 on the JB supplies power to the pump when the Relay contacts close. This is pretty much the limit of my know-how, but I did check voltages at the horn and fuel pump relay. M3Post - BMW M3 Forum > M3 (E90 / E92 / E93) > General M3 Forum (E90 + E92 + E93) Fuel pump fuse User Name: Remember Me? Password you'll get a fuel pump electrical failure notice. The fuel filter gas an integrated fuel pressure regulator. com is generated by its users. Enlisted Member . Great info as always. If a car is BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > Regional Forums > UK > UK Technical Forum > M3 Fuel pump failure ?? Google Search Search Forums One of the problems I keep running into is that the BMW relay is labeled differently (1, 2, 3, 5) from the common references The fuel pump relay pins/blades label conversions to typical relays are as follows: And I have found no reference to Fig. Recognizing the signs of fuel pump failure early can help prevent more extensive damage to your BMW’s engine and fuel system. This video explains symptoms like engine hesitation, hard starting, rough After checking all fuses and wireing in different locations and changing relays,several times, I finally ended up trailering it to the dealer. They are cheap and sometimes relays just fail or get wonky due to sticking, burned contacts, Figure 3 Working at the center of the fuel rail, you will have to remove the fuel supply line. Whining Noise From the Fuel Tank - One of the BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Crank no start, changed fuel pump still nothing Google Search Search Forums The Code "CED4" means the EKPS (Fuel Pump Module) has NOT received an expected "message" from the DME. Now they are charging me R12k to replace fuel pump, fuel sensor, glow plugs, conveyor unit and relay. 5. Other issues with water pumps could be caused by problems with the bearing or the impeller pieces. youtube. " either way this thread does not sound at all like a fuel pump issue. 9 psi) . There are several signs that your BMW’s fuel pumps have acquired flaws, indicating that you are unlikely to develop total failure without suffering the unpleasant side effects of it breaking down. Symptom: The vehicle fails to start. I have swapped and replaced the relay and the issue continues. To release it, press the plastic collar (green arrow) toward fuel line, then slide fuel line off the fuel rail. com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. 4. The water pump is made of plastic material, and over time the plastic will begin to crack and corrode. This is a piece of machinery that compress the fuel that is supplied into the fuel pump in order to bring up the pressure to the required high pressure. Hi BMW peeps I've got a 2007 BMW E90 320d which just recently gave up on me. A fuel pump relay costs less than $20 for the part itself. (Out of 4 pumps - only one time the SES didn't light on me. F40Model Year: 2019 + Previous E90 / E92Model Year: 2007 - 2013. No power was going to fuel pump at all. 1 What are the common BMW fuel pump control module failure symptoms?. jpg. This is different than the fuel pump relay fuse. Appreciate 1 KawBoy 175. Fixed by the dealer. Try to start, cranks, but won't start. Join Date: May 2012 20 Failures of Fuel Pump Relays and Fixes. 3. If this is failing, then (I think) it does not pump enough fuel to engine, so not enough is returned and there is not enough flow to move fuel across. tkorv pugmtjr dpxmza ggdc nbqo hgqsebs eftgfrf ggya cizwg kppnf