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E90 N55
BMW 3 Series · Sedan · 2005–2011
3.0L single twin-scroll turbo six with Valvetronic.
Production run
2005–2011
Engines covered
8
Avg. part price
—
19902026
Interactive systems map
Inspect the E90 N55
Tap a hotspot to inspect that system
Systems map
Where it goes wrong
Each numbered hotspot counts the documented failure points in that area. Select one to see the specifics for this chassis and engine.
Failure points by system
Engine1
Intake2
Electrical1
Documented issues per engine
4N52
4N51
4N53
4N54
4N55
0N43
4M57
4N47
Known weak points
What breaks on the E90 N55
Guides & playbooks
E90 N55 playbooks
Maintenance scheduleGive me a mileage-based maintenance schedule for a BMW 3 Series E90 N55, including the items the factory schedule skips.Buyer's inspectionI'm inspecting a used BMW 3 Series E90 N55. What exactly should I check, test drive and look for underneath?Build planPlan a staged performance build for a BMW 3 Series E90 N55 that stays reliable as a daily driver.Fault code lookupI have a fault code on my BMW 3 Series E90 N55. Walk me through what it means and how to confirm the cause.
Fits your E90 N55
Parts & tools
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