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SIB 12 12 09: Check engine light software update

Check engine light software update on N54/N63 engines (2008–2009); BMW released a software update.

BMW service bulletin · NHTSA ID 10030628 · May 2009 · also written SI B12 12 09, B121209

What it covers

A service bulletin tells BMW technicians how to diagnose or fix a known issue. It is not a recall: a repair under a bulletin is normally paid by the owner unless the car is still under warranty or a warranty extension applies.

The service engine soon (MIL) lamp is illuminated. DME software calibration error. Chassis LZ91510-LZ93822. X6 xdrive 50I.

NHTSA's summary of this communication (excerpt)

Find it on NHTSA.gov →

Details

Bulletin numberSIB 12 12 09
Also written: SI B12 12 09, B121209, 12 12 09, SIB-12-12-09, SI B121209
NHTSA ID10030628
Document IDs filedSIB-12-12-09
TypeService bulletin
Date
ModelsX6
Model years2008–2009
ChassisE71
EnginesN54, N63
Component (NHTSA)Electrical System
Electrical System › Software
Engine And Engine Cooling › Engine
Engine And Engine Cooling › Engine › Diesel

Model, year and engine coverage comes from NHTSA's records. Not every car in this range is affected; the official document lists the exact production dates and conditions.

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Source: NHTSA Manufacturer Communications (public data). BimmerBench is not affiliated with BMW or NHTSA. The title and description above are our own plain-English summary; the full bulletin is BMW's document, linked above.

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