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SIB 61 21 17: Fault codes

Fault codes on BMW G11/G12/G30/G31 and other models (2016–2018); BMW explains the cause and the approved repair.

BMW service bulletin · NHTSA ID 10149252 · May 2017 · also written SI B61 21 17, B612117

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.

HAZARD WARNING SWITCH FLICKERS AFTER ENGINE START. Hazard warning switch flickers after engine start. Faulty communication between hazard warning switch and Body Domain Controller (BDC).

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 61 21 17
Also written: SI B61 21 17, B612117, 61 21 17, SIB-61-21-17, SI B612117
NHTSA ID10149252
Document IDs filedB612117
TypeService bulletin
Date
Models530i, 540i, 550i, 750LI, M550i, M760LI
Model years2016–2018
ChassisG11, G12, G30, G31, E60, F07, F10
EnginesB46/B48, B58, N62, N63, N74
Component (NHTSA)Exterior Lighting › Hazard Flashing Warning Lights › Switch

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.

Related bulletins

Before you pay: check your VIN for recalls

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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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