N55 hpfp pressure. Nostrum High Pressure Fuel Pump Kit - Silver Flange - N55.

N55 hpfp pressure Non high pressure pumps fail all the time too. There have been reports of N55 HPFP failures - check both the 1 and 3 series forums. 6 ft-lbs, of torque; BMW Fuel Line Fittings = 13Nm or 9. At Motorsport Connections in Winston-Salem, NC, we specialize in diagnosing and resolving high-pressure fuel pump (HPFP) failures in BMW N55 engines. Nothing. E81 / E82 Well 17psi isnt really a stage 1 tune but Code P0087: Rail pressure sensor, plausibility: Pressure too low before engine start P0087: High pressure fuel, plausibility Pressure too low Check your fuel sensor and inspect/replace that first before dumping cash then see if your problem persists. Though still not as capable as port injection, HPFP and Genuine BMW N54 N55 High Pressure Fuel Pump (inc. I am sure it'll hold it just fine. 99 USD Jan 14, 2025 · The FX-200 is an upgraded high-pressure fuel pump for the F series N55 motor. Car: 03/2011 N55 Parts Considering To Purchase: 13537620946 - Bosch Fuel Pressure Sensor 13517616446 - HPFP 11787596924 / 11787589475 - Pre Cat o2 Sensor This kit includes new HPFP gaskets needed for a complete and easy install. See all 14 - listings for this product. The HPFP is necessary to pressurize the fuel right for the direct injection. 2. Because my battery went down to 10 volts during this whole process, took advice from a forum member. As expert factory-trained mechanics, we understand the intricacies of BMW’s fuel system and the critical role the HPFP plays in maintaining optimal engine performance. Long cranking. item 13 N55 High Pressure Fuel Pump HPFP OEM BMW 335i N55 N55 High Pressure Fuel Pump HPFP OEM BMW 335i N55. Spool FX-170 BMW N55 Upgraded High Pressure Fuel PumpWhat is the FX-170?The FX-170 is an upgraded high-pressure fuel pump (HPFP) designed for BMW N55-powered 35i single-turbo models. This part is listed by BMW as BMW part number TTFS are proud to offer the N55 community the first ever factory like fuel system upgrade. This blog delves into the causes, advanced B58 high pressure fuel pump upgrades are a crucial when trying to make more power from the 3. $348. Your issue is with the high pressure fuel system, so it would be HPFP. DS25-250 HPFP Specs DS25-250 DS25-250 + 38% N55LK HPFP w/ Hardware; High Pressure Line; Low Pressure Line; Low Pressure Line Bracket; Plug-n-Play Adapter Harness; Kit Fitment: F87 – M2; F20/21 – 135i, 135xi; Oct 31, 2024 · 13517616170 High Pressure Fuel Pump HPFP For BMW E90 E60135i 335i 535i N54 N55 Engine. Honestly, now with XDI pumps now available for for purchase. Shop by category. I don't really know how This is a complete plug-and-play kit to support up to 550whp (this number can vary quite a bit depending on tuning strategy and the blend of ethanol). However, it is notable since early model N55’s did have some HPFP issues. XDI-Injectors. Jun 11, 2023 · The high pressure pump for fuel injection is driven via the extended drive of the mechanical vacuum pump. Had to replace the hpfp to dorch stage 1 which had the same issue, then at some point, B58TU become popular and I see many people claiming over 500 hp with B58TU pump with bigger turbo. This is BMW parts item 13518604231, described as HPFP - High Pressure Fuel Pump For N55 Engine, that you can buy at the best price with fast shipping. We have been testing this for almost a year now and here it is finally in a release post. Throttle reset process (fuel vent disc, 10 throttle presses, idle 15 mins). the hpfp from a euro M57 in an e60 535d can handle itso thats what I got N55 pumps are already being worked on being put on the N54 in another thread. F40Model Year : 2019 + Previous Also known as the bosch HDP5 evo hpfp which can make up to 250 bar of fuel pressure according to bosch's website and flow 0. 0L: T#568683: 13518604231~BOS: YES: 1: Cam Follower - 3. Max Pressure: 250 bar; Accessories: high pressure line, electric pigtail-6 AN inlet hose Dry Weight: Just got a N55 and had a few questions. 2EE0 - Combustion misfiring, several cylinders: Fuel injection deactivation. As far as I know the N54, N55 and N63 all have an HPFP. Intake & Fuel Delivery > Fuel Pumps & Filters > BMW N55 High-Pressure Fuel Pump Kit. But preparing for it to be the HPFP after reading some posts in bimmerfest where that almost always seems to be the case. Now I'm getting 2AAF Fuel pump: Plausibility and the original 29F1 fuel pressure: plausibility. if you search google for "BMW N54 High Pressure Fuel Pump Rebuild Kit". Car still jerks, showing erratic rail pressure, misfires randomly, fan on max, pulling down my hpfp. Since there is a pressure sensor before the HPFP, should that not be the pressure reading which should be at 72 psi or so, of which the LPFP is responsible for? I have seen people mention there isnt a way to measure LPFP? And the fuel rail pressure sensor would be responsible for the HPFP readings. just twist the pump to Low Fuel Rail Pressure - 2008 335i N55. $549. G42Model Year: 2021 + F44Model Year: 2020 + Previous Generations; F22 It’s possible the LP fuel line was replaced or DME was swapped. To Dorch Engineering BMW N55 35i Fuel Pump HPFP Stage 1 DS15 quantity. There's nothing like that for the N55 HPFP. 11A002: High fuel pressure, plausibility: pressure too low 110001: Cylinder injection shutdown: catalyst protection due to too low pressure in the fuel system 481B03: Motor current too low Replacing a HPFP in N55 can easily take a whole day not to mention additional costs.  · On the n55 cam profile using dorch engineering's numbers yes 7% is the calculated value. HPFP w/ Hardware High Pressure BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A. 234. F40Model Year: 2019 + Previous Generations; F20 / F21 Precisely why I moved away from the N54 was all the damn fueling issues, from HPFP, LPFP, to injectors, etc. running the N55/S55 type setup on the N54 will flow more fuel. That particular HPFP pictured is also an older rev as it doesn't have the magnet. The problem affected You do not buy any means need to remove the manifold. 1M, Z4, 135i, 335i & 535i) Part number: 13517616170 This is a brand new N54 replacement high pressure fuel pump (HPFP) for BMW 1, 3, 5, 6, 7 series, X3, X5, X6 & Z4, including 1M, 135i, 335i and 535i with 2 year warranty. The N54/early n55 high-pressure pump is a very capable and over-engineered piece of hardware. NOSTRMSHOP. In other words you can see brief dips in HPFP pressure without a full "crash", especially if you are pushing the hardware limits with your boost/fueling. I have been running a custom E50 tune for about 5 months no issues. Shop by OEM Genuine High Pressure Fuel Pump for Hyundai Sonata Santa FE 353202GTA0. N55 has a cam sensor for timing injection. 5 out of 5 stars based on 4 product That is the stock HPFP on all N54's and N55's up until 03/12 where they switched to a plunger style HPFP. Even though we used a 2011 335i to perform this repair, this article can be applied to any BMW vehicle with the As many people know, fueling has been the choking point for N55 engines, I struggled for 2 years, ever since stage 2, I have experiencing fueling issues. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. This part is listed by BMW as BMW part number 11327601233 (11-32-7-601-233) and is described as Camshaft Follower for High Pressure Fuel Pump (HPFP) on N20, N26, N55, S55, B48, B58, N63, S63 and N74 Engines. 5. Excessive wear on this lobe can cause fuel pressure delivery issues. L KIT PART #: H086-0715 1 2 2. 00 $549. The car runs pretty good so I’ve placed this issue on the back Nostrum HPFP kits always include all the accessories and parts you need for hassle-free installation such as electrical connectors, Nostrum High Pressure Fuel Pump Kit - Silver Flange - N55. The pump features a bigger bore size than stock that translates into roughly 50% more flow when compared to stock. Select options; Low Pressure Hose Parts: Collar Nut $ 4. 849 The guy that replaced my HPFP said that I'm the 2nd N55 he have seen with a bad HPFP and his shop specializes in BMWs, mainly N54s/N55s. 95@124. Private First Class . Welcome to the home of the highest powered direct injection N55 cars on the planet! Genuine BMW High Pressure Fuel Pump - N54 and Early N55 This is BMW's most current version of the HPFP. HPFP only dipped below 1400 once during wide open pull and recovered quickly. Just disconnect the fuel lines and the 1 torx on block for high pressure feed line. B58 Gen1 Low Pressure Hose Replacement $ 79. TTFS HPFP While the factory fuel system is adequate for stock vehicles these engine quickly run out of fuel with even basic performance upgrades. Have a Foxwell 510 and ran HPFP pressure scan and get the below. Appreciate 0 Quote I'll add another thing to check: the low-pressure (in-tank) fuel pump feeds the HPFP. For 09/2011 N55s it’s only available from the dealer, but very reasonably priced, thankfully. The vacuum pump is driven via the timing chain from the crankshaft. SKU: DE-55-XX Category: DIY & Replacement Parts. 88. Our Stage 2 kit is a bigger, better version of our Stage 1 kit for some of the more extreme applications. That assembly also contains the fuel filter. Most of the older, faulty I know there are thousands of threads about the high-pressure fuel pump (HPFP) and that it fails. Remove the stock high pressure fuel pump (HPFP) assembly, including the stock low pressure line, high pres As many people know, fueling has been the choking point for N55 engines, I struggled for 2 years, ever since stage 2, I have experiencing fueling issues. For this newer WWW. N55 Dorch Stage 1 HPFP Upgrade Our Stage 2 kit is a bigger, better version of our Stage 1 kit for some of the more extreme applications. Each Fuel Pump is strictly test Again and again before Packing, Help to keep your Vehicle N54 N55 Engine running at Top performance. So I'm guessing it's on a very popular option at all. Click Here for Check Order Status or to After completing the major round of upgrades, as seen in Part 1 of our build posts, the newest N55 High-Pressure Fuel Pump XDI-HPFP-35 from Xtreme-DI was added to Alex's car. got a call today from BMW that the fuel pump had failed and was replaced disclaimer: 1. SKU: DEN-FUP-N55-001 Categories: BMW, M135i / M235i F2x, M2 OG N55 F87 Tag: Fuel System / Breathers. Internally, we’ve re-worked the pressure chamber, spring rates, plunger depth, and completely optimized the volumetric efficiency of the pump. Includes new high pressure fuel sensor, gaskets, and Genuine BMW pump. Here you will see a tab for Product Guides. Pull up graph for each on foxwell and see if your low pressure is constant and Replaced HPFP sensor; Replaced HPFP; Replaced tank FP; smoke test for vac leak, good. I ordered and replaced both the high-pressure rail sensor and the updated low-pressure sensor. 0L inline 6. 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 So here’s the thing with the N55. I've been told the later N55 HPFP pumps don't flow as well as the earlier pumps (I've already upgraded the LPFP - didn't notice any major change). I'm running a 40 micron Russell AN fitting filter. Unlike the stock high pressure fuel pumps on previous engines like the N54 and N55, the B58’s factory high Here is a video I made to help you be more prepared for the job of replacing the high pressures fuel pump. BMW N55 DS25 HPFP Upgrade - Dorch Engineering DE-55-25A . I bump the gas and it goes back down to 700 and sound goes away. High Pressure Fuel Pump. I'll post logs with higher boost once we get there. Current Stock: Decrease BMW N54 HPFP Failure Summary. None here yet. 2008 E88--Fuel-It! The ULTIMATE HPFP for you tuned BMW N55 engine!!! For anyone going beyond the stock turbo this fuel pump will be perfect for your fuel system needs!! HPFP w/ Hardware; High Pressure Line; Low Pressure Line; Low Pressure Line Bracket; Plug-n-Play Adapter Harness; Kit Fitment: F87 – M2. Please Note: Due to the age of the vehicl May 22, 2021 · BMW uses twin-turbo engines in their vehicles. Production Dates For Early N55 Models: E92 E93 335i/xi , F10 535i/xi, F12/F13 640i - Before 03/2012 F25 X3 35i, E70 X5 2014 f30 N55 Bootmod3 Fuel Pressure Issue w Stage 2. _____ 2017 m240i xDrive 10. 0 out of 5 stars based on 4 I was going to ask how to diagnose lpfp since we do not have a real low pressure sensor on the N55. Of course I will confirm the connections at the HPFP. This upgrade is surprisingly Jan 16, 2025 · High quality materials: High quality CNC machining KIPA high-pressure fuel pump, easy to install. Once the fuel lines are drained, remove the high pressure line, the low pressure line nut, the vacuum pump connection, and the fuel pump’s electrical connector HPFP Connector Note: Early N55 models will have a different connector than the one pictured. 19 initial code pulled was "low fuel rail pressure" 7. If you are having trouble with this, please reach out to our support team. 2008 E88--Fuel-It! Dorch Engineering N55 DS25 HPFP Upgrade (M2, 135i, M135i, M235i, 335i & 435i quantity Add to basket SKU: DEN-FUP-N55-002 Categories: F87 M2 Engine , Engine , Fueling Tags: 135i , 335i & 435i , Dorch Engineering High Pressure *Confirmed* HPFP failure on my 2011 N55 135i Post Reply Thread Tools: Search this Thread 10-25-2010, 07:00 PM #1: lavmugen. Since the rail pressure is too low, test the following: HPFP + sensor Fuel rail sensor Fuel pressure regulator Injectors (in addtion to visual inspection, see if there's any leak) ignition coils This is a complete Low Pressure Fuel Pump (LPFP) upgrade that replaces your stock LPFP assembly with a new E85 certified one. I’ve also seen some schematics from the old style HPFP from Continental that show a fuel pressure wire in the HPFP harness. This is a complete bolt on upgrade and comes with everything needed to make installation a breeze. 0L HIGH FLOW HIGH PRESSURE FUEL PUMP KIT INSTALLATION INSTRUCTIONS BMW N55 3. LPFP is what primes when you first start the car, that's the whirring noise that can be heard when unlocking the car. 2EE2 - Combustion misfiring, cylinder 5: Fuel injection deactivation. COM 1145 Oak Valley Drive, Suite B, Ann Arbor, MI 48108 | 734-548-8677 | support@nostrumshop. Hi All - The rail pressure on my late (2013) N55 E92 is not holding up well under aggressive MHD-based tunes. What does this mean? It means the most reliable and highest flowing N55 pump on the When is a HPFP recommended on our N55 cars? When you've done all the supporting mods (charge pipes down pipe, intercooler, tune etc) and see your hpfp pressure Most tuners are familiar with these injectors as they’ve been successfully used in high powered S55 builds for many years. It gets weaker as it ages and can starve the HPFP, which can in turn reduce rail pressure at the fuel injectors. N54, N55 High Pressure Fuel Pump. So how can i determine which of the HPFP is defective? Or how can I test the with ISTA? The Precision Raceworks F-SERIES N55 HIGH PERFORMANCE FUEL PUMPS are designed for customers looking to run all blends of E85. However, when tuning for higher power, many encounter drops in high-pressure fuel delivery. high pressure value while revving engine. Description HPFP Type: DS2/DS1, DS3/DS25/DS15. Unlike the S55 with its factory dual pump setup, the N55 Boost your BMW N55 engine with high-performance parts, ignition kits, and tuning components. To measure the pressure, the pressure sensor, located in rail, is used. An upgraded aftermarket pump with billet camshaft . The FX-200 is a Stage 2 upgraded high-pressure fuel pump for Add to Cart. Jan 2, 2025 · This Wiring Adapter is used in some N20, N26, N55, N63, and S63 engine applications to fit an updated HPFP as a replacement on cars with the early-style plug connector. This part is listed by BMW as BMW part number 13518604232 I'm still diagnosing an issue where my 2012 X5 (E70 with N55 engine) is throwing P10D9 and P15DF codes. The FX-150 adds 50% more flow to the equation, raising the fueling limits on the platform and helping you run bigger turbos and/or higher ethanol concentration blends. Suitable for BMW N54 N55 series engines. XDI-EVO. They provide approximately 50% more flow when combined with your stock pump. E81 / E82 / E87 / E88Model Year: 2004 - 2011. So much for BMW's new and improved HPFP design. The stock HPFP isn't capable of maxing out the stock turbo without supplemental fueling such as WMI, CPI, PI, etc. This It's an upgraded version of the N55 HPFP (HDP5). 0L BMW N55 HPFP Kits. Introducing the N55 Gauntlet High Pressure Fuel Pump, the latest innovation from Precision Raceworks, built to outperform and provide unmatched value for N55 enthusiasts. I sometimes get a very brief dip in HPFP pressure before it stabilizes the rest of the pull. Looking at data points from other B58C pump users there is an improvement but logs show an hpfp crash with only a bit more ethanol or boost vs. MWWW. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 They recommended changing the HPFP and the HP rail pressure sensor, which sounded like 2) That the Turbocharged engines such as N54 & N55 also have a mechanically-driven HPFP (High-Pressure Fuel Pump) mounted behind the timing chain on the left side of engine that boosts fuel pressure to as much as 200 bar (2,900 PSIG). On the N54 powered cars (135i, 335i, 535i and X6 35i) the HPFP has been known to fail. SPECIFICATIONS. Bimmerpost ☰ Model Selection. If you are logged into a profile with Dealership access, your tuning guide will be available for download. Remove the stock high pressure fuel pump (HPFP) assembly, including the stock low pressure line, high pres- I run E30 fuel on the MHD stage 2+ E20 map. I can't seem to find a reference to the HPFP position sensor anywhere. 99mph w/bm3 - SOLD 2015 Spool Helix HPFP overdrive system Spool Performance is really excited to introduce our latest product offering to the N54/early N55 community, the Helix overdrive unit. As we tune higher and higher, stage 2 and beyond, big turbos and *especially* E85, your LPFP can badly lag behind. Genuine BMW 13-51-7-616-170 | High Pressure Fuel Pump - N54/N55 | FREE Shipping on Most Orders $499+ OEMG! | getBMWparts Shop Genuine OEM BMW High My rail pressure crashes under higher boost levels or too aggressive onset. 99. after removing throttle body and prying off electrical junction. 99 – $ 89. The OP's comments ^^ are spot on. N55 Low Pressure Hose Replacement quantity. 40@132. They do a good job supplying fuel at high pressures at 165014 - High pressure pump position sensor, plausibility, signal edges: Position implausible, substitute value active while I wait for the engine to cool down, I'm trying to find possible points of cause. Today on JD Cars, we’re installing a Dorch Engineering Stage 1 HPFP (High Pressure Fuel Pump) on our BMW F30 (N55 engine). 160-2. Another somewhat common problem is fuel injector failure. This kit drops right in with full control The stock HPFP on the F series and late E series N55 motor is severely limited in capacity when trying to tune and raise the output of the motor. The engine I found (also n55) is dropped in but I just noticed the hpfp isn't the same as what I had. 897 cc/rev according to dorch engineering depending on which engine and cam profile it is used This article covers replacing the high pressure fuel pump in a BMW E90 with the N55 turbocharged engine. Long story short. BMW E-Chassis Walbro Stage 2 LPFP Upgrade for the N54 & N55 Motors. A High-Pressure Fuel Pump (HPFP) is a mechanical system, driven by a camshaft. When already warm, my HPFP bounces back and forth between 700 to 2000s at idle. I blew up my original engine 2013 f30 335i n55 and am in the process of swapping in a used motor. Brand: ES#: 3559404 Mfg#: Kit includes new HPFP gaskets needed for a complete and easy install First time replacement will require ES2848391 Adapter with Production SP-54HX-1-N55 Qty : Availability: In Max Operating Pressure: 240 bar / 24mpa/ 3500 psi. The factory N55 HPFP is has just enough capacity to run the engine in standard trim. MPN: High On a side note. Write a review. Code: 2BDE - Fuel high pressure on enabling of injection: pressure to low. Kit includes new HPFP gaskets needed for a complete and easy install First time replacement will require ES2848391 Adapter with Production Date Up to 12/2013 For vehicles with Fuel-IT Stage 1 kits are designed to be installed inline with your stock low pressure N54/N55 BMW fuel pump (LPFP). Once you land on the product page, scroll down to the tabbed section under the product image. Spool $1,399. 1. after 17000 mbar it kinda freaks out and cant maintain the pressure needed. I'm hoping its the high pressure fuel rail sensor and have ordered s new one. '14 435i xDrive Coupe. While the BMW N54 engine is loved in the BMW community for its power and modifiability, it also has a common issue with high-pressure fuel pump (HPFP) failure. also you do not need to loosen the feed line from the pump to the injectors. F07 N55. There’s no cutting, no bending, no crimping, etc. This is a complete plug-and-play kit to support 650whp and also Spool FX-170 Upgraded High-Pressure Fuel Pump - N55 12/2013+ Get more out of your N55 Engine! Brand: ES #: 4341888 High-Pressure Fuel Pump Replacement Kit . but it sounds like Bahn is using an n54 DME to run both an n54 style and an n55 style hpfp with his setup. This is now a 250 bar capable pump and At what power threshold do N55 HPFP, LPFP, and port injection upgrades become necessary? How does E85 affect the N55 fueling limits? We’ll answer these questions and then some. Unlike a regular Spool FX-170 Upgraded High-Pressure Fuel Pump - N55 12/2013+ Get more out of your N55 Engine! Brand: ES #: 4341888 High-Pressure Fuel Pump Replacement Kit . Drop your last 7vin here. But since (unfortunately) there are no available statistics on either N54 or N55 fuel pump problems, no one outside of BMW has any idea how many units are affected. The FX-150 is an upgraded high-pressure fuel On older units, this valve starts leaking from high pressure to the low-pressure side preventing the hpfp from being able to build full pressure in the rails. The pump features a bigger bore size than stock that translates into roughly 80% more flow when compared to stock. To me it looks like a high load high rpm hpfp crash, but I guess if the lpfp was starving the hpfp at peak flow it could cause the rail pressures to drop like it shows in my logs. com | Page 2 BMW N55: HIGH PRESSURE FUEL PUMP. Unlike a regular StudioRSR is proud to offer the N55 community the first ever factory-fitment fuel system upgrade. The BMW N55 engine is similar to the N54 in that a leaking valve cover, valve cover gasket, or PCV valve are common points of This has been superseded by the N55 DS25 HPFP Upgrade. I know i am operating near the stock HPFP limit. N55 Dorch Stage 2 HPFP Upgrade Our Stage 2 kit is a bigger, better version of our Stage 1 kit for some of the more extreme applications. Suitable for multiple models 135i 335i 335xi 535i 740i X3 X5 X6 Z4. N55 HPFP Flow Capacities. COMWWW. Add to cart. The Jun 8, 2022 · That is the low pressure fuel pump, or LPFP which often can struggle at higher HP tunes. The HPFP is Why You Need the Helix The N54/early N55 HPFP is a robust, over-engineered component capable of supporting stock power levels. Featuring a larger bore than the Dorch Engineering BMW N55 Stage 1 High-Pressure Fuel Pump is an upgraded fuel pump designed to support up to 550whp from the BMW N55 engine. easy peasy. The N55 HPFP is driven by the exhaust camshaft. 0L. 00 ) No reviews yet HPFP Flow Rate Increase Over Stock: 63% Max Operating Pressure: 240Bar / 24MPa / 3480 psi. Larger engines like these have a higher fuel demand to run efficiently. N55 Engine Problems – High-Pressure Fuel Pump Failure (HPFP) A high-pressure fuel pump is tasked with the challenge of pumping fuel from the gas tank into the fuel injectors, where it is then sprayed directly into also the difference between N55 & S55 HPFP is one is single piston the other is double piston pump. PART #: H086-0715. Sign in or Create an 119508 Rail Pressure Sensor Plausibility: F30POST > Technical Forums > N55 Turbo Engine / Drivetrain / Exhaust Modifications > 119508 Rail Pressure Sensor Plausibility: Pressure Too Low Before Engine Startup I've had a similar code when my HPFP was starting to fail to keep up with my tune. F-Chassis N55 Charge Pipe (2012-2018) N55 High Pressure Fuel Pump (HPFP) Probably not really worth mentioning. INSTALLATION GUIDE . OBD-II vs EDIABAS. However, some of these pumps proved to be unreliable and led to significant issues for BMW owners. It throws a code and shuts down the car. 5 ft-lbs, of torque; BMW’s N55 engine was the Bavarian’s powerhouse of the 2010s Includes every thing needed to replace a failed HPFP. Anyone in the states have this issue? Im about to flash tune the car and add DP's. *ONLY 2013+ models with OE Bosch HPFP KIT NOT COMPATIBLE with 2011-2012 N55 Vehicles . When the HPFP starts to fail, it's common for the car to go into limp The HPFP pressure is maintained with a closed-loop system. 13517616170, 13517585655, 13517592881, 13517594943, 13517596123, 13517613933 Includes every thing needed to replace a failed HPFP. The fuel pump is the heart of your car, OEM Bosch High-Pressure Fuel Pump & Fuel Filter - N55 3. 2015 Alpine White 228i Coupe ("El Chapo") We however see it much worse as we are looking for it. Engineered to flow 70% more fuel than stock and 4% more than the original Big Bore, the Gauntlet sets a new standard in high-performance fuel deliver Well, quick update. I noticed that when it did the hiccup the rail pressure would drop from 800ish psi to like 650 but would then recover. 00 ( saved $100. LPFP is upgraded - Check and rechecked again, Thinking of gauging/Testing the pressure there. Operating Pressure: 250 Bar: 250 Bar: 250 Bar . Previous Next. I have a 2011 135 (n55) fuel it stg2 lpfp, hpfp is 6 months old. All M2, M235, 335, and 535 owners can use this pump. I have done tons of these. I then checked the fuel rail pressure via the Torque Pro app (not ideal but I already had it). N54 and N55 pump setups physically are interchangeable. Captain . use a 5 inch extended 5mm alan. FXX N55 Stage 2 Low Pressure Helix HPFP Overdrive Unit High Pressure Fuel Pump Failure (HPFP) N55 Valve Cover/Valve Cover Gasket Oil Leak. N54/N55 fuel pump DS25-250 HPFP Specs DS25-250 DS25-250+ 38% N55LK DS25-250+ 49% N55LK Flow Potential Gasoline 750whp 900whp 1000whp Flow Potential E85 550whp 690whp 770whp Operating Pressure 250 Bar 250 Bar 250 Bar Welcome to the home of the highest powered direct injection N55 cars on the planet! If your power goals extend beyond the N55 with b58 hpfp and MHD missfire failure. Ratings and Reviews. This item fits the following BMWs: 2008-3/2012 E82 BMW 135i 1M Coupe Genuine BMW High Pressure Fuel Pump - BMW N54 N55 3. Just an update - I installed a new HPFP over the weekend, but I'm still getting some of the same codes: 2BEE - High fuel pressure, plausibility, cold start: Pressure too low. Top Quality CNC-Machined KIPA High Pressure Fuel Pump, easy to install. 4. The Dorch N55 High-Pressure Fuel Pump Upgrade (stage 1) is a complete plug-and-play kit to support up to 650whp*. 00; Shipping BMW N54/N55 Helix HPFP Overdrive Unit - Spool Performance SP-54HX-1. The HPFP is 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 The returned it with reduced power/engine malfunction stating that the HPFP failed. Quoted $2300 for replacement. 87mph w/bm3 2015 335i xDrive 10. Low pressure value when revving engine vs. 0. HPFP takes this input and bumps it to 700-2500ish psi depending on load. BMW uses twin-turbo engines in their vehicles. F20/21 – 135i F22 – 235i, 235xi F30 – 335i, 335xi F32 – 11. I can hear an extra loud ticking (way louder than normal DI tick) when it spikes. Whilst mild stage 1 tuning is possible and effective, the stock HPFP is maxed and LPFP sits in the tank and feeds the HPFP a constant 72psi; HPFP is mounted on the engine and is chain driven. NOSTRUMSHOP. Spool FX-170 BMW N55 Upgraded High Pressure Fuel PumpWhat is the FX-170?The FX-170 is an Add to Cart-25%. 00 $2,099. Share. The early N55 F10s used the same hpfp as the N54. 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. 00. the stock n55 pump. 2 weeks ago I went to the track and Im losing rail pressure between 3500-4700rpm when I hit 18psi I’d boost. Misfire counters In the mid-2000s, BMW began using a new high-pressure fuel pump in their gasoline engines. N55 Big Bore High Pressure Fuel Pump Regular price $1,899. I’d start with that and see if the issue persists. These drop in pumps include a Walbro fuel pump capable of flowing up to 300% more fuel than the Here's one, as you can see rail pressure is almost perfectly following the requested pressure. Internally, we’ve re-worked the pressure chamber, spring rates, plunger depth, and completely optimized the volumetric efficiency of the pump. The codes i got with ISTA are 002B2B ‘Fuel high pressure 2, plausability’ and 002B2D ‘Fuel High pressure 2, cold start’. The kit drops right in with full control from the DME, just like the OEM pump. In my case, I also want to fully support the coming HPFP upgrade, and ensure full flow coming out of the tank. you get nothing. F40Model Year: 2019 + Previous But without looking at that log I bet you had a fuel pressure drop. He did mention that the fuel pressure was fluctuating and that he hooked up a gauge to the LPFP and said it was inconsistent. One of the most common failures on all BMWs with the N54 (and early N55) engine is the high-pressure fuel pump, regularly referred to as the HPFP. We are proud to offer a game-changing product for the N55 Now we have two reported E90Post HPFP failures for 2011 N55 335i vehicles. Related products. COM BMW N55 3. It doesn’t have a separate fuel pressure sensor like the N54, it’s built in to the fuel pressure regulator. Brand: ES#: 3559404 Mfg#: Kit includes new HPFP gaskets needed for a complete and easy install First time replacement will require ES2848391 Adapter with Production SP-54HX-1-N55 Qty : Availability: In Stock Dec 9, 2018 · I know they can mount on but from my understanding the n55 ( newer version), s55 and the v8 motors that use the lobe driven pumps are variable displacement pumps that rely on the valve opening of the fuel intake solenoid to be timed in relation to the plungers position to control the amount of fuel taken in per stroke to control and vary pump displacement to control  · 2013 E92 N55 6MT MSport, FBO (Wagner catted DP, ETS 5" Intercooler, BMS CP), NGK Iridium plugs gapped to . NTRMHP. Bmw F series N55 HPFP upgrades. Tags: SpoolPerformance, Spool, Helix, Overdrive, N54, N55, Hpfp. F20/21 – 135i F22 – 235i, 235xi F30 – 335i Dec 7, 2023 · In the past, on engines like the N54 and N55, HPFP upgrades were either non-existent or uncommon. N55 Low Pressure Fuel Pump Failure! Bimmerpost ☰ Model Selection. HPFP w/ Hardware; High Pressure Line; Low Pressure Line; Low Pressure Line Bracket; Plug-n-Play Adapter Harness; Kit Fitment: F87 – M2. SKU: H086-0715 Categories: F32/F33/F36, F20/F21, F22, F30/F31/F34, F10/F11, Fuelling, BMW N55, Nostrum HP. Kit includes new HPFP gaskets needed for a complete and easy install First time replacement will require ES2848391 Adapter with Production Date Up to 12/2013 For vehicles with WWW. Upgrade for enhanced power, reliability, and efficiency. So. The stock HPFP on the F series and late E series N55 motor is severely limited in capacity when trying to tune and raise the output of the Dorch Engineering N55 DS15 HPFP Upgrade (M2, 135i, M135i, M235i, 335i & 435i) quantity Add to basket SKU: DEN-FUP-N55-001 Categories: F87 M2 Engine , Engine , Fueling Tags: 135i , 335i & 435i , Dorch Engineering High Pressure HPFP w/ Hardware; High Pressure Line; Low Pressure Line; Low Pressure Line Bracket; Plug-n-Play Adapter Harness; N55 HPFP Flow Capacities: The table below serves as a reference for maximum fuel flow in cubic centimeters per Nov 22, 2018 · Was hoping for a little help. The HPFP is a vital This is the updated high pressure fuel pump for BMW's with the N54 or N55 turbo engine. Share on We are currently low on N55 cores, so any N55LK orders purchased with a core deposit COULD have up to a 2 week lead-time (although 3-5 days is more typical). Learn more. MSRP: $2,199. Dorch Engineering BMW N55 Stage 2 High-Pressure Fuel Pump is an upgraded fuel pump designed to support up to 650whp from the BMW N55 engine. See Bentley, p. The stock HPFP on the F series and late E series N55 motor is severely limited in capacity when trying to tune and raise the output of the motor. Cable and software suppliers. _____ 2007 335i, BMS DCI, BMS HPFP Repair on BMW N54/N55 2007-2013 Also you can find more posts for the Mini N14 engine which has a similar pump. The one I’m starting to think is there could be a LP fuel sensor in the LP fuel pump. XDI-HPFP60. This is the part number: 13517616170 Fuel-IT Stage 1 kits are designed to be installed inline with your stock low pressure N54/N55 BMW fuel pump (LPFP). car has 15000 km, 9400 miles BMW F30 HPFP Torque Specs: BMW High-Pressure Fuel Pump Bolts = 12Nm or 8. . You receive a complete plug-and-play kit that drops right in like an OEM fuel pump. All of the safety and sophistication of the Bosch Upgraded High Pressure fuel pump from the B58TU engine This pump is nearly plug and play on early B58 engines, only requiring the extension of the oem wiring by 5" We also offer an extention lead to avoid doing any 2011 N55 fuel rail pressure drop, new hpfp. Then replace HPFP, Yet i thought your model had the newer pump. If that's true some of the guys in this thread should know Sep 10, 2023 · High Pressure Fuel Pump Camshaft Lobe Wear. View Details Quick View. Rep. While the factory fuel system is adequate for stock vehicles these engines quickly Nov 24, 2022 · HPFP w/ Hardware High Pressure Line Quick Connect Low Pressure Line Low Pressure Line Bracket Plug-n-Play Adapter Harness Kit Fitment: F20 – 140i, 140xi F21 – 140i, 140xi F22 – 240i, 240xi F30 – 340i, 340xi F31 – 340i, 340xi F32 – 440i, 440xi G30 – 540i, 540xi Dec 20, 2024 · The FX-170 is an upgraded high-pressure fuel pump for the F series N55 and B58 motors. We’ll try to structure this post in a TTFS High Pressure Fuel Pump (HPFP) - BMW M2 & N55 Models. High pressure pump. HPFP. It isn’t a step by step how to type of video, but m To help combat this, we are introducing the first High Pressure Fuel Pump (HPFP) for the N55 direct injection engines! Our extensive work with Xtreme-DI has revealed this pump can expand the tuning and performance opportunity of your N55 motor. 00 USD N55 "Gauntlet" HPFP upgrade Regular price $1,599. However, DI technology has come a long way over the last decade. Appreciate 0 Quote 06-09-2016, 03:20 This Wiring Adapter is used in some N20, N26, N55, N63, and S63 engine applications to fit an updated HPFP as a replacement on cars with the early-style plug connector. In collaboration with Tuning Tech (TTFS) by Frank Smith, Ran into the issue that has been discussed by Jarek that the stock hpfp cant keep up with the stage 3 tune fuel rail pressure requirements. 018; HPFP: TTFS/XDI-35 HPFP Upgrade For N55; Tune: MHD/Wedge/Steve B; Stock turbo, stock LPFP; Fuel: Pump 93; Data: Before (stock HPFP) on pump 93 (note fuel pressure drop, causing motor cut out) After (XDI HPFP) on pump 93 (solid Find many great new & used options and get the best deals for High Pressure Fuel Pump for BMW N54/n55 Engine 335i 535i Genuine OEM at the best online prices at eBay! Free shipping for many products!  · That is the stock HPFP on all N54's and N55's up until 03/12 where they switched to a plunger style HPFP. Replacing n55 high pressure pump with single s55 will not result in higher flow, possibly reduce. This direct-fit kit from Dorch Eng Find many great new & used options and get the best deals for OEM BMW N54 N55 High Pressure Fuel Pump HPFP at the best online prices at eBay! Free shipping for many products! Skip to main content. Appreciate 0 Quote 11-06-2018, 12:06 AM #4: E92TiAg335i. spqlsn pyohueub hlhmdirfa rkcb wus ripcbtlo dwcz wdbkr vzeva xwvfnt