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SIB 12 01 20: Turbo wastegate check engine light
Turbo wastegate check engine light on BMW G01/G02/F97/F98 models (2020); the fix is replacing the affected part.
BMW service bulletin · NHTSA ID 10174002 · Apr 2020 · also written SI B12 01 20, B120120
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.
ENGINE: FAULTS FOR TURBOCHARGER ELECTRIC WASTEGATE STORED IN THE DME: This Service Information Bulletin (Revision 1) replaces SI B12 01 20 dated January 2020. The engine malfunction warning (MIL) is illuminated and one of the following fault codes is stored in the DME.
Details
| Bulletin number | SIB 12 01 20 Also written: SI B12 01 20, B120120, 12 01 20, SIB-12-01-20, SI B120120 |
|---|---|
| NHTSA ID | 10171481, 10174002 (revisions) |
| Document IDs filed | B120120 |
| Type | Service bulletin |
| Date | (first filed Jan 2020) |
| Models | X3, X4 |
| Model years | 2020 |
| Chassis | G01, G02, F97, F98 |
| Engines | B46/B48, B47, B58, S58 |
| Component (NHTSA) | Engine And Engine Cooling › Engine › Other Fuel Types › Turbo/Supercharger Lane Departure Lane Departure › Sensing System › Other |
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.
More for these cars
G01 repair costs All B46/B48 bulletins All B58 bulletins All S58 bulletins
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Some failures are covered by a safety recall or a warranty extension. Our free recall check lists NHTSA recalls for your car's model and year.
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.