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SIB 12 28 16: Turbo wastegate reduced power
Turbo wastegate reduced power on BMW F07/F22/F23/F30 and other models (2016–2017); BMW explains the cause and the approved repair.
BMW service bulletin · NHTSA ID 10146784 · Nov 2016 · also written SI B12 28 16, B122816
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.
DME Electrical Wastegate Valve Faults - Adaptation Limit Positions Not Detected. Engine runs with reduced power. Emissions warning lamp lights up. One or more of the following faults are entered in the DME fault memory.
Details
| Bulletin number | SIB 12 28 16 Also written: SI B12 28 16, B122816, 12 28 16, SIB-12-28-16, SI B122816 |
|---|---|
| NHTSA ID | 10146784 |
| Document IDs filed | B122816 |
| Type | Service bulletin |
| Date | |
| Models | 230i, 330i, 340i, 430i, 440i, 5 Series Gran Turismo, M240i |
| Model years | 2016–2017 |
| Chassis | F07, F22, F23, F30, F31, F32, F33, F34, F36 |
| Engines | B46/B48, B58, N55, N63 |
| Component (NHTSA) | Engine |
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
F30 repair costs F32 repair costs All B46/B48 bulletins All B58 bulletins All N55 bulletins All N63 bulletins
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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.