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SIB 12 09 20: Misfire warranty extension
Misfire warranty extension on Electric/W20 engines (2014–2020); BMW extended the warranty on this part for eligible cars.
BMW service bulletin · NHTSA ID 10181216 · Sep 2020 · also written SI B12 09 20, B120920
What it covers
A warranty extension means BMW will repair the listed part at no cost on eligible cars within the stated age and mileage. Check eligibility for your VIN with a BMW center before paying for this repair.
I01 REX MISFIRES AT HIGH ALTITUDES USING WINTER-BLEND FUEL: The check engine light (MIL) is displayed, and in some cases the range extender (REx) engine will run rough for about 1 to 2 seconds during cold start.
Details
| Bulletin number | SIB 12 09 20 Also written: SI B12 09 20, B120920, 12 09 20, SIB-12-09-20, SI B120920 |
|---|---|
| NHTSA ID | 10181216 |
| Document IDs filed | B120920 |
| Type | Service bulletin |
| Date | |
| Models | I3 |
| Model years | 2014–2020 |
| Chassis | I01 |
| Engines | Electric, W20 |
| Component (NHTSA) | Engine And Engine Cooling |
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.