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SIB 12 35 15: Battery reduced power
Battery reduced power on B38 engines (2014–2016); BMW gives an inspection and repair procedure.
BMW service bulletin · NHTSA ID 10147813 · Nov 2015 · also written SI B12 35 15, B123515
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.
Shift Delay or Loss of Power in ""MAX eDrive"" Mode. In rare cases, when driving in ""MAX eDrive"" mode (LED on eDRIVE button lit up) and the highvoltage battery SOC is 100%, the following vehicle behavior may occur: ?
Details
| Bulletin number | SIB 12 35 15 Also written: SI B12 35 15, B123515, 12 35 15, SIB-12-35-15, SI B123515 |
|---|---|
| NHTSA ID | 10147813 |
| Document IDs filed | B123515 |
| Type | Service bulletin |
| Date | |
| Models | I8 |
| Model years | 2014–2016 |
| Chassis | I12, I15 |
| Engines | B38 |
| Component (NHTSA) | Electrical System Power Train |
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.