bmw n55 engine problems

The N55 replaced the BMW N54 engine and was introduced in the F07 5 Series Gran Turismo.. History of the N55 Engine. The stock fuel system also runs out of juice pretty early. One thing to remember is that we just finally got reliable tuning for these cars. ... BMW N54 VS N55 Engines! Mines is leaking but I can't seem to figure where... Its the the Oil Filter Housing either nor Valve Cover*( Maybe ) I average over 600 miles a week (due to work). If you start to detonate by running lean, then you can kill a rod bearing fast. im getting my JB4 today and ill prob set it to Map 5 (auto tune) + turn logging ON so i can get this information! Anyone else have N55 coolant leak issues?2011 335Xi 6AT - VRSF catless DP - VRSF 7" FMIC with turbo inlet pipe - VRSF chargepipe - Pure Stage 1 turbo - JB4 - E30 - xHP Stage 3 - Strongflex tension bushings - Whiteline RSFB - UUC rear swaybar Thank you for this! I wouldn't say there are a lot of problems with rod knock, there have been a few cases though. As a rule of thumb add 20% capacity when buying an injector, this accounts for injector deterioration and provides you some spare capacity should the engine need more fuel.Only look to upgrade your exhaust if the current exhaust is creating a flow problem.The N55 has a well designed exhaust manifold that helps reduce throttle lag and back pressure, working really well with the twin scroll turbo.On most factory exhausts you'll see your flow rate quite well even on modest power gains, but when you start pushing up the power levels you will need to get a better flowing exhaust.Don't go with the widest exhaust you can buy this will slow the exhaust rate - the best for power gains are usually between 1.5 to 2.5 inches. - Duration: 9:25. BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning > N55 Reliability (rod bearing problems?) BMW Turbo Charger Rattle Problems N54 Engine (BMW Extended Warranty For Turbo's) - Duration: 4:41. Will be happy to supply feedback for anyone with questions. I unnecessarily replaced the VC gasket since it was replaced with the VANOS bolt recall. I have a May '11 build N55 with 111,150 miles. Still too early to try and figure out where the issue lies. The BMW N54 engine might be the best tuner engine of all time…at least we think so. and I'm around 147k now. I've had the typical OFHG and WP changed at the same time (100k) as well as HPFP, diverter valve, expansion tank, and starter since then. The N55 was BMW's first straight-six engine to use a twin-scroll turbocharger.It also won three straight Ward's 10 Best Engines awards in 2011-2013.. In this guide, you will learn about common problems that cause BMW engine malfunction and how to diagnose the problem yourself. The BMW N55 is a turbocharged straight-six petrol engine that began production in 2009. The BMW experts here at Pro Car Mechanics have provided quality auto servicing and maintenance for clients from all over the areas of Gardena, Long Beach, Los Angeles, Glendale, and Anaheim, CA.As the leading dealership alternative in the area, we offer specialized care for BMWs but at up to 30% lower prices than dealerships nearby. We won't know who you are personally or be able to track you after your visit to our site.See adverts offers and special deals of interest to you by allowing our trusted Google advertisers to use targeted interest based advertising cookies.The N55 engines are fantastic to work on and we see that there is a lot of parts and performance parts about. Car stayed at the BMW … Will be happy to supply feedback for anyone with questions. BMW Engine Malfunction Reduced Power message comes on when the engine computer (DME module) in your car detects a problem.

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