(Go to a restaurant on a hot day) Hit the start button and the car will crank for a full second or two before starting. Location: US. Jul 5, 2022 · 19 posts · Joined 2021. This has helped prompt BMW to take the following action. Remove high pressure fuel pump. The first time it happened was a couple of days BMW N54 E92 335i HPFP Install: DID NOT GO TO PLAN. Nov 29, 2010 · I have a 2007 335i Coupe. As "HotGuy" suggests, the 2AAF code relates to LPFP output, as measured by Low Pressure Sensor at engine. Apr 20, 2023 · I have similar symptoms on a 2010 550i GT with the N63. Fires right back up everytime and then dies after awhile. The current part number as of 12/09 for the HPFP ends in 881. Jun 8, 2011 · Hi guys, I am new to the forum having just purchased a E90 325i. 3. Looking for troubleshooting pointers. After replacement, clear adaptation values of the high pressure flow control valve in the DME. BMW dealers generally charge around 2-2. SITUATION. Sep 12, 2020 · BMW F10 F11 HIGH PRESSURE FUEL PUMP REPLACEMENT LOCATION, FUEL PUMP LIFTER TAPPET 520i 528iIn this video we will explain how to replace the high pressure fue Aug 28, 2021 · After the new one was installed the car idled a LOT better, then set a cyl. My fuel pump went out today, (550x Msport '11 7k miles) car went into limp mode on the way to work, would barely accelerate with a lot of shaking at idle. Location: Fulshear, TX, US. Intermittent misfires. If I accelerate for more than a couple of seconds the engine shakes and violently jerks the car, cutting the turbos out and shutting off the HPFP. There are three possible scenarios: 1. Around 5 miles later the half engine "check engine Apr 27, 2011 · 2009 E92 325i - High pressure fuel pump failure. May 2, 2023 · How do I know if my HPFP is bad N54? BMW N54 HPFP Failure Symptoms: Long crank time (slow engine start) Check engine light illuminated. 2014 535i M-Sport, Jet Black, Black Dakota Leather, Premium Package, Lighting Package, Multi-Contour Seats, M-Sport Suspension, Navigation, Harmon Kardon Stereo, 3M Jun 21, 2022 · HPFP or the high-pressure fuel pump is something that makes sure that your car engine is getting the right amount of fuel at the right time. When accelerating, the engine loses power and begins to knock. Remedy. Listed below are the most common symptoms of fuel pump Mar 5, 2023 · https://amzn. I've replaced the rail pressure sensor with a genuine BMW item and still have the same problem so replaced the fuel rail pressure Aug 3, 2020 · BMW 335i E90 in limp mode - all possible reasons. Hesitation or sputtering in acceleration between 2000 RPM to 4000 RPM. Click to enlarge image. First I get the warning, then the engine starts to splutter. Now, I have no idea how they can tell the difference between the original and "new" ones so hopefully someone with more knowledge can chime in. High-pressure fuel pumps, also known as the HPFP, are common failures on m Jul 25, 2018 · How to inspect and replace a FSI HPFP and Cam Follower on a MK5 GTI. If the HPFP dies, the car goes into limp mode Dec 27, 2022 · BMW N54 Carbon Build-Up Symptoms and Fixes. 4 has a new fuel injector and has been flow adjusted in ISTA. Watch the video and see the difference in performance and acceleration. My guess is that you have low-pressure-fuel pump sensor malfunction. Lack of oil change. 07-26-2023, 09:05 PM #5. I have a 2012 mcs turbo. fuel-it. Had the car towed to the dealer and it was diagnosed with the fuel pump failure. During the BMW factory tour in Munich they said that 50% of all BMW's are shipped over to the USA - they should have considered US ethanol policy while designing the HPFP's. BMWCCA Member 368765. -P0087 - fuel rail/system pressure too low. Your vehicle’s high-pressure fuel pump is a piece of equipment in charge of pumping fuel into your engine’s combustion chamber, improving engine performance. Refers to all BMW engines with direct injection, specific parameters – to N43/N53. Newer HPFP versions include a magnet on the side of the cover that the swashplate/pistons/shoes are present in. ) suddenly encountered onset of multiple misfire codes on 4 of six cylinders, and the EC P0087 - low fuel pressure, drivetrain failure limp mode, fuel smell w/o obvious leak, heavy smoke on startup. Join Date: Aug 2015. iTrader: ( 0) BMW Announces Voluntary N54 Engine (HPFP) and X5 Recall. Nov 3, 2023 · One of the first signs of a failing high-pressure fuel pump is a noticeable decrease in engine performance. #BMEe90LimpMode #BMWe90 #BMWLimpMode Sep 13, 2021 · Learn how to fix the 550i with a high pressure fuel pump replacement. 2 videos from now I'll b Aug 29, 2023 · Please see our article Ignition Coil Replacement - BMW N20 Turbo 4-Cylinder Engine for instructions on removing the ignition coils. Appreciate 0. P2880 High-Pressure System Code. Failure of the fuel pump results in engine malfunction, and knowing the symptoms is crucial. May 28, 2021 · Went to the usual mom n pop shop that we go to. If you're sharp, you'll fix the problem at this stage before it gets Dec 8, 2022 · 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 A malfunction of the high-pressure fuel pump is a frequent issue that car owners encounter. Jun 8, 2009 · Not sure what a HPFP whine or moaning sounds like, but I'm perplexed that if it's your HPFP and after 12,000 miles you have not had any check engine light or warning message yet. Drives: 2013 F30. There isn't an exact mileage that the HPFP begins to fail at. I have read in the previous post that the High pressure fuel pump was recalled on this engine and the later cars had a different unit. 2 Quattro 2008 e93 335i, 6sp MT, Montego Blue, Saddle, Burl, ZSP, Bluetooth, iDrive, PDC, V1+CD Jul 21, 2010 · BMW is aware of this problem and has even extended the warranty on the HPFP to 10 years in some countries. May 15, 2019 · This stutter or jerking is caused by the failure of the fuel pump to inject fuel into the engine consistently due to the irregular pressure in the pump. This can manifest as sluggish acceleration, reduced top speed, and poor throttle response. High-pressure fuel pump failure can cause serious performance problems that BMW drivers with an N54 engine have consistently reported over the years in the following models: 2007 and newer 335i models. Wound up being clogged vanos solenoids. A little history on the car is I bought it used with about 30k miles, so I am assuming it was a lease return. First time dealer recharged my battery, but problem did not go away. The warranty on this part specifically is out to 100,000 miles. I was driving the car along the motorway nice and easy when i got the need to suddenly boot it. High pressure fuel sensor fitted 20k ago. - Locate the fuel lines near the rear center of the engine. Later I tried hard acceleration in 1st gear and was rewarded with a half engine Mar 6, 2022 · 2014 535i N55 Fuel Injectors. youtube. This just in: ABC aired a story segment on this morning's Good Morning America ( video) on the BMW high pressure fuel pump (HPFP) issue as well as a full-length piece on tonight's Nightline. The brand new genuine N54 fuel pump has already arrived. Checking the c Jul 16, 2021 · Today on JD Cars, we’re installing a Dorch Engineering Stage 1 HPFP (High Pressure Fuel Pump) on our BMW F30 (N55 engine). Here are a few symptoms of a failing HPFP: Jun 25, 2019 · With this current problem it appears my immediate options are. Mar 25, 2010 · The HPFP is necessary to pressurize the fuel right for the direct injection. N43/N53 has two fuel pumps: LPFP (low-pressure fuel pump) – placed un fuel tank, on the passenger’s side; HPFP (high-pressure fuel pump) – placed in the motor room, with chain drive from the engine. _____ Your R56 MINI Cooper S needs a few things to run correctly; fuel, air, and spark. This direct-fit kit from Dorch Eng The car started perfectly in closed loop (AFR, Fuel Trims active on both banks), the rail pressure went up to 2500+ PSI at cold start and it eventually went back to 680-720 PSI at idle. Signs of HPFP? Post Reply Thread Tools 2010 BMW 135i Retired | 2006 Lotus Exige Sold. Jan 23, 2011 · Heard about the recall campaign late last year. You may experience a loss of power or acceleration, making it difficult to maintain speed or climb hills. My 2014 535i is running really rough, spewing white smoke, and showing a drivetrain malfunction. This has happened about 3 times over the past two weeks. Owner notification letters are expected to be mailed Jul 19, 2010 · I have heard that the early replacement HPFP have not been entirely resolving the issue . The original low pressure fuel sensor design placed it a little too close to the engine an Jun 6, 2022 · Car stutters and stumbles—the first sign of a bad fuel pump is intermittent coughing and sputtering that can't be explained. The 3. In February 2013 BMW announced that it was recalling 569,000 vehicles due to defective High Pressure Fuel Pumps (HPFP). In 2010, BMW issued a recall for faulty HPFPs in vehicles manufactured between 2007 to 2010. Symptoms of HPFP Failure. In this video i swap it with the original pump. For doi Apr 1, 2019 · This article covers replacing the high pressure fuel pump in a BMW E90 with the N55 turbocharged engine. As I understand it, that pressure SHOULD be steady at 72 PSI, but the HPFP pressure fluctuates. Go back and forth, walking the bolts out slowly so that the pump doesn't get pushed out crooked by the cam follower underneath it. . Theoretically, the LPFP performance is going to have an effect on the high pressure pump,so it's possible, depends on what codes set in the car and what the test they run on it show. Mileage is 72,468. MODEL. Second time dealer performed software update. #92. Water pump changed 10k. The high-pressure fuel pump may fail. If you are seeing any of these signs, make Nov 19, 2020 · 1. The high pressure fuel pump is a very Nov 19, 2020 · Join Date: Oct 2011. red) and I dropped it off at a dealer this morning. They don't usually give any warning. English subtitles included. For questions or to inquire about any of our fueling products, please visit us at www. The high pressure fuel pump and cam follower is a common MK5 FSI failure. The best bit about a BMW’s intelligent engineering is that it is often immediately noticeable when parts fail. While the situation may only last a moment before going back to normal for a while, this is a sign that you need to check the fuel pump in your BMW. iTrader: ( 0) Low pressure fuel pump failure. 4 misfire code. Mechanical fuel pump flow potential is a function of shaft speed -spin it faster, get more fuel flow. #1 · Mar 29, 2011. The PFS POD (Planetary OverDrive) is an Overspeed gearbox for your N54 high-pressure fuel pump. Get the repair done and keep it. It's a little easier to fill in the blanks like that. 2009-2010 Roadster sDrive35i models. Another somewhat common problem is fuel injector failure. Some have had two complete fuel system replacements. S. Had a "Drivetrain malfunction, Drive moderately" warning light and car lost power on the highway in 5mins. It's common for these to fail as early as 40,000 miles. An internal component in the high-pressure pump (HDP) may fail, causing drivability symptoms such as longer starting times or erratic engine operation. 0L inline-six unit was the German marquee’s first mass-produced turbocharged gas engine and was met with much criticism. If it malfunctio Oct 15, 2015 · LPFP sits in the tank and feeds the HPFP a constant 72psi; HPFP is mounted on the engine and is chain driven. I was wondering did anybody manage to confirm if BMW Jan 4, 2022 · Stalling on start. Can I drive with a faulty high pressure fuel pump? When the fuel pump is failing or has failed, you need to get your car to your mechanic post-haste. The service department confirmed the problem with the HPFP and would replace it under warranty tomorrow. Here is a video of the infamous BMW 335i N54 High Pressure Fuel Pump (HPFP) failure. Get a good code reader you'll see it, the clue, it says the pressure was way too high thus the system will reduce the power to LPFP to the point no fuel reach the HPFP, basically your engine starves of fuel. BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST > 2012-2019 BMW 3 and 4-Series Forums > General F30 Sedan / F32 Coupe / F36 Gran Coupe Forum > Diagnosing faulty LPFP vs. E81 / E82 / E87 / E88Model Year: 2004 - 2011. In this video I discuss the symptoms of a failed high pressure fuel pump. Those engines can be found in European E46, E39, and other diesel models. Do not believe that all little problems are HPFP related. Current situation: 57 330i N53 on 96k. If you intend on bringing your BMW to a certified BMW repair center, expect to pay around $250-$350 in labor costs. , after the first of the year when I received the December 2010 notification: "BMW Voluntary Emissions Recall Campaign N54 High-Pressure Fuel Pump, Campaign Number 10E-A02. Towed to dealership and low pressure fuel pump was replaced. Rough cold start 2. Use a T30 socket to remove the fuel pump's mounting bolts. Did not go into limp mode. is displayed). Hello everyone. On the N54 powered cars (135i, 335i, 535i and X6 35i) the HPFP has been known to fail. 13 posts · Joined 2011. The new HPFP part number is said to end in 943. Sep 5, 2011 · So anyone know that the 2011 and Up models, particularly the 135i and 335i, are free of HPFP (High Pressure Fuel Pump) issue? We know the N54 is designed to have HPFP problems but what about N55? Symptoms of a high-pressure fuel pump failure are: Delayed start of the engine. fcpeuro. Even though we used a 2011 335i to perform this repair, this article can be applied to any BMW vehicle with the N54/N55 turbocharged engine including the 1,3,5,7,X3,X5,X6,Z4 series with minor modifications to the repair steps. to/43i0HtT - All-in-One OBDII Car Scanner In this video, we'll talk about the various signs of low fuel pressure as well as its causes. High Pressure fuel pumps were such an issue when the engine first came out that BMW issued a recall on the engine. For the pump replacement procedure refer to RA 13 51 017 found in BMW TIS. Thankfully for this safety measure, so it was covered under extended warranty, otherwise it would have been around $700+ ish. com or email us at i Dec 17, 2022 · I replaced my fuel rail sensor with a Bosch unit (same as original) and show how easy it is to do it! Sorry about the audio quality. Exactly what it felt like in the old E60 535 when the pump went. :werd: The symptoms of a failing HPFP pump, is well documented on the internet but includes: *Long cranks (hard starting) especially on cold start up *Long or delayed cranks anytime when the car is started *Misfiring *Stutter/sputtering Sep 13, 2011 · The HPFP problem has two solutions from BMW: A re-designed HPFP "should" be used if yours ever fails. HPFP Jul 2, 2021 · Hello, in this episode I will disassemble a high pressure fuel pump HPFP from the N54 petrol engine, in order to understand and learn how it works internally Jan 31, 2012 · High Pressure Fuel Pump Failure. Service Action: Replace the High-Pressure Pump. Mar 13, 2013 · My 2011 335i HPFP failed too after a bit over 30K. My oem hpfp failed years ago and I replaced it with another oem hpfp at the time. Same problem. I've had a couple of scary occasions where I have lost power during driving (both on the motorway), with an engine fault warning coming up. Over its decade-long production run from 2006 to 2016, the BMW N54 engine powered multiple Bimmer models, including the E90 3-Series, E60 5-Series, and the E89 Z4. So they replaced my HPFP with 13-51-7-616-446. LPFP performs following functions: Aug 27, 2022 · N55 HPFP problems. The car will start fine and run for awhile then all of a sudden sputter and dies. Since the extended warranty expired, I have maintained the vehicle myself. Vehicle stalling due to exertion or temperature. First I noticed it in the upper reaches of 5th and 6th gears as a slight miss. I currently have close to 180k miles & would love to keep it alive a little longer. oembimmerparts. The car will go into limp mode and you will see the "half engine" (power May 7, 2020 · Hey guys! So the HPFP decided to call it quits and made me order a new one. This can be particularly evident when you try to accelerate quickly or pass other vehicles on the road. There is NO information at this time as to when this pump will be released or used. Trade in with BMW and get another bmw (I know they would be more likely to allow a trade in with a problematic car. When it fails, the entire fuel system must be replaced. f Replace the high pressure fuel pump, when prompted by the results of DIS/GT1 test plans. It has the N53 3. Poor gas mileage. I deleted it. iTrader: ( 0) N55 HPFP replacement. Failing to change the oil in your BMW will also increase the friction between the camshaft and the lobes. Running lean. • As soon as you take it above idle, the engine stumbles and misfires significantly. The fuel pressure was between 100-250 bar over specified values. G42Model Year: 2021 + Aug 3, 2021 · BMW of North America, LLC (BMW) is recalling certain 2014-2018 328d, 328d xDrive, X5 xDrive35d, 2014-2016 535d, 535d xDrive, 2015 740Ld xDrive, and 2015-2017 X3 xDrive28d vehicles. As far as I know the N54, N55 and N63 all have an HPFP. Trade in or privately sell. Depending on the issue, you’re likely to find a range of signs that let you know your car should undergo professional diagnostics. #2 · Mar 30, 2017. Without any warning my unmolested 2011 335i MT6 sedan with 86000 miles developed misfiring today. The N53 uses the same HPFP as the BMW N54, and these issues are well documented. At around that mileage, I'd begin watching for the symptoms above. The low pressure fuel pump. The car was still drivable (yellow warning light vs. The first time it happened I was told that the engine fault was occuring due to a software issue. 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. High Pressure Fuel Pump is bad. The PFS POD allows the user to increase the shaft speed 3x, drastically increasing the output capability of a stock N54 HPFP, Aug 7, 2023 · To quote BMW itself, "Ignoring this recall can pose drivability issues and even prevent the vehicle from starting properly". ' message accompanied with the half engine icon on the dashboard display (in the part of the display where mpg etc. 2. Just a brief video of N54/N55 HPFP failure symptoms along with a rough bit of inst Sep 18, 2010 · HPFP failures are plaguing jetta and Golf TDis since the 2009 introduction of the new common rail diesel. This part is listed by BMW as BMW part number 13517847204 (13-51-7-847-204) and is described as Genuine BMW High Pressure Fuel Pump (HPFP) for S55 engine in F80 M3 (2015-2018), F82/F83 M4 (2016-2020), and F87 M2 Competition (2019+). And 2008-2010 135i, X6 xDrive35i Sports Coupes, and 535i models. Brand new injectors and coils fitted 20k ago. 5 hours of labor at up to $150 per hour to replace an N54 high pressure fuel pump. May 1, 2016 · How to replace the LPFP on an F-Series BMW. The high pressure fuel pump has been replaced with a genuine mini unit. This is the second time BMW has issued a recall due to defective fuel pumps. boliversmith. When I turn the engine off and back on, the problem goes away. Get the repair done and then get something else. One of the earliest signs is a noticeable decrease in engine power and overall vehicle performance. Refer to SI B12 16 06 for adaptation reset procedure. Thanks in advance for any help. If yes, it is probably normal. and another 65,000 in Canada. Apr 25, 2020 · Bear with me, I have a bunch of evidence but I want to be sure: 2015 650i GC (n63tu), after a brief wot started missing and nearly stalled at the next light, DTM/limp mode, miss goes away if revs stay up a bit (2k+). So I've been in the process of building my car for about the last year it is a 2014 f30 with a 2013 build date (this is important). Mar 29, 2011 · Matzan Discussion starter. Cyl. Rail pressure drops and matches the low-pressure fuel pump (85 psi). Car enters limp mode, and runs poorly with decreased power. • Initially starting the cold engine results in what seems like a higher RPM for a minute (1300 RPM). Apr 21, 2009 · People have also been stranded on the side of the road in snow storms and waited hours for emergency assistance, so this is not a good situation at all. Appreciate 0 Quote 06-02-2011, 05:22 PM May 28, 2019 · Using oil types that are different from the recommendations of the manufacturer may also trigger the high pressure fuel pump to fail. FYI - As of December 2009, an unconfirmed source from Bimmerfest says BMW has given another try to improve the high pressure fuel pump in the N54 engine. HPFP takes this input and bumps it to 700-2500ish psi depending on load. Apr 28, 2015 · While the tune may not knock given fuel scalar settings your log will start to show fuel trims going the opposite way potentially maxing out at -34%. May 19, 2023 · The most frequent advice is to go with a late-model OEM pump. Check Engine Code. This was a well known issue on the BMW N54 turbo engine and it affected thousands of BMW vehicles between 2007-2010, so much so that BMW issued a recall. com/watch?v=s4rEx4CzVTUToday we going to upgrade the HPFP (high pressure fuel pump), on this BMW F32 with N55B30 engine. Mar 6, 2015 · The whole thing is over after maybe 10 - 15 s. EKP vs. Nov 24, 2020 · So recently my car has been feeling horrible and having symptoms of HPFP failure : 1. Well as some point mid 2014 bmw changed the connector for the hpfp so when I got my new oem pump and saw that it Mar 17, 2021 · EC P0087 w/Symptoms - 2015 740Li M Sport pkg. I really do not feel like throwing money at the stealership for diagnosing what may or may not be May 22, 2021 · Let’s take a closer look at the high-pressure fuel pump, symptoms of a problem, possible causes, and where to go for help with your BMW to keep it running in top condition on the roads. Here is a video tutorial on how to replace a Bosch CP1 R70 HPFP on M57 Engines. Jul 2, 2019 · Symptoms of High-Pressure Fuel Pump Failure. The S55 engine has 2 of this HPFP mounted on top of the Vacuum Pump and Nov 5, 2009 · New HPFP! I have experienced the exact same symptoms described here on my 2009 335i that has 8800 miles and was manufactured in May 2009. Typically ships in 3-5 business days. Replacing HPFP as another step to restart my E90. It was the Low Pressure Fuel pump in the tank that was losing flow, causing the HPFP to overheat and shut down. My trustworthy indy says that this sounds like steam formation in the fuel system, which would be consistent with early signs of a pump failure. Pre existing known issues: Nox cat "ageing". Hang onto the bracket attached to the fuel pump. Dec 18, 2011 · Dec 18, 2011. Ever since I bought my car from a UK main dealer 2 yrs ago I've been seeing occasional iDrive '. " Mar 17, 2018 · Solution. Does this "studder" occur only at very slight acceleration , at between 1800 and 2200 rpms, and only when the engine is cold. Must prove to VW that the stalling problem is not a cause of contaminated fuel. High engine temperatures. Fuel pressure gauge reading low measurements. Dealers will replace the high-pressure fuel pump, free of charge. Jul 14, 2015 · BMW High Pressure Fuel Pump Issues & Failure Symptoms. Codes: -P15DF - cold start fuel pressure too low. Feb 6, 2014 · Had similar symptoms, the dealer I went to did the hpfp/injector/lpfp route as well. These last couple days, I've experienced a very sporadic issue when accelerating (engine warm). BMW also extended the warranty to 10 years/ 120,000 miles and will cover the HPFP of all affected models. Apr 14, 2024 · So the problem is fault codes/codes 4560 mostly and 2 more think there 4570 and 4580 but are the same description, fuel rail pressure monitoring. Why HPFP failure may be a BMW-specific issue. Original one was 13-51-7-613-933. For example, if you're experiencing noise coming from the top end of the engine, or Mar 17, 2021 · Step 3: Replace the high-pressure fuel pump. 0 litre engine and I am experiencing long cranks before the engine fires up. Coming back to the fuel pressures at the LPFP and HPFP Sep 9, 2017 · We sure didn't, but we have more pieces of the puzzle than they did; we knew they failed, we knew the symptoms of failure, AND, we knew what they did to correct the issue. Jan 31, 2019 · SUBSCRIBE: https://hubs. The idle settles down and seems to run smooth and O2 readings seem to cycle normal. Timecod Mar 29, 2017 · 3118 posts · Joined 2006. com/products/bmw-high-pressure-fuel-pump-kit-13517616446ktREAD MORE HERE: https://blog. . Rough running. Had long crank for over 6 months. ForcedInduction , Jul 26, 2010. Usually HPFP failures are sudden and complete. Rough cold start. Oct 21, 2023 · When a high-pressure fuel pump begins to fail, it exhibits several noticeable symptoms, including: Loss of Power. E90, E92, and E93 with the N54 engine produced from 06/01/2006 through 10/28/2006. - Loosen the external torx screws (1) and (2), then remove cable clip (3). ly/H0cDnfN0GET THIS KIT: https://www. Here is the BMW Fault Code Lookup Definition for Jun 17, 2015 · If you are the owner of a 2007-2009 Mini Cooper S model you need to be aware of the problems Mini & BMW are having with their High Pressure Fuel Pumps (HPFP). Oct 29, 2021 · Part 2 : https://www. iTrader: ( 0) HPFP replaced, N53 330i E92, auto. engine reduced power. Nothing noticeable at speed or while driving, no codes. Feels like misfires when under mild acceleration. Apr 21, 2008 · SUBJECT. Car is 2013 328i with ~50,000 miles. #1 · Jul 5, 2022. BMW is on their 5th or 6th HPFP design and the latest ones (PN 13517613933), appear to be failing also according to owner reports. Apr 3, 2022 · Thanks to https://www. LPFP is what primes when you first start the car, that's the whirring noise that can be heard when unlocking the car. Was about to query my Service Advisor (SA) at BMW of Sterling, Sterling, Va. 2006 A6 3. So now I know what the problem is, what is the solution and there seems to be a few possibilities. May 28, 2021 · To answer your question, LPFP pressure of 4975 hpa (hectopascal) is 72 PSI, and THAT is normal. Has same symptoms as before the hpfp replacement. -P0171 & P0174 - system too lean. This is because the quality of oil may affect the rate of wear in the fuel pump. I have recently noticed long cranks when starting under the following conditions: When car has been driven and then sits for an hour or so. After ~20K miles of flawless performance (now @ >52K mis. I bought it used with 60k miles & am not sure if any of the fuel pumps or control module were replaced under warranty or recall. 1. Car idled great for five minutes then threw a lean code for this bank. This is when you'll also start to see your Lambda (AFR) actual start to go richer than target, again, incurring misfires and similar issues. Repairs run 6-8 grand. This is more than double the standard warranty for the BMW 335i. There were 504,000 affected vehicle in the U. Nov 10, 2019 · 1) N53 High Pressure Fuel Pump (HPFP) This is the first common and most prevalent issue to come up with the N53. I gave it a quick ride, but eventually after a couple of minutes the HPFP dropped to 80-100 PSI, and limp mode was activated. #2. com for sponsoring this video. sl fk je ep bj ww dw wt fk og