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SIB 32 06 20: Steering fault codes

Steering fault codes on BMW G20/G21/F30/F34 models (2019–2021); the fix is replacing the affected part.

BMW service bulletin · NHTSA ID 10186217 · Dec 2020 · also written SI B32 06 20, B320620

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.

REPLACE THE STEERING GEAR: If the power supply to the steering gear is lost and the steering angle is greater than 15 degrees, a fault can occur in the steering system. This can lead to various fault memory entries and Check Control Messages (CCM) in the entire vehicle network.

NHTSA's summary of this communication (excerpt)

Official document on NHTSA (PDF) →

Details

Bulletin numberSIB 32 06 20
Also written: SI B32 06 20, B320620, 32 06 20, SIB-32-06-20, SI B320620
NHTSA ID10186217
Document IDs filedB320620
TypeService bulletin
Date
Models330e, 330i, M340i
Model years2019–2021
ChassisG20, G21, F30, F34
EnginesB46/B48, B58
Component (NHTSA)Steering

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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Before you pay, check the VIN for recalls. Some failures are covered by a safety recall or a BMW warranty extension.

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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