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SIB 17 01 24: Battery leak
Battery leak on Electric engines (2022–2025); BMW gives an inspection and repair procedure.
BMW service bulletin · NHTSA ID 11029046 · Feb 2026 · also written SI B17 01 24, B170124
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.
There is coolant leaking from under the car Low heater output Possible Check Control message “Drive, you can continue driving” (ID49) Possible fault codes stored in these BEV vehicles: 224163 – Electric auxiliary heater for the high-voltage battery unit: Undervoltage or internal communication fault 8049AA - Coolant level sensor, expansion tank: Coolant level low or short circui
Details
| Bulletin number | SIB 17 01 24 Also written: SI B17 01 24, B170124, 17 01 24, SIB-17-01-24, SI B170124 |
|---|---|
| NHTSA ID | 10253344, 11014035, 11014422, 11016419, 11029046 (revisions) |
| Document IDs filed | B170124 |
| Type | Service bulletin |
| Date | (first filed Apr 2024) |
| Models | I4, I5, I5 EDRIVE40, I7, IX |
| Model years | 2022–2025 |
| Chassis | G26, G60, G70, I20 |
| Engines | Electric |
| Component (NHTSA) | Engine 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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- SIB 64 06 24 Coolant changeover valve leak Coolant changeover valve leak on Electric engines (2023–2024); BMW gives an inspection and repair procedure. Service campaign · Jul 2024
- SIB 64 07 24 Coolant changeover valve leak Coolant changeover valve leak on Electric engines (2023–2024); BMW gives an inspection and repair procedure. Service campaign · Jul 2024
- SIB 64 13 24 Coolant changeover valve leak Coolant changeover valve leak on Electric engines (2023–2024); BMW gives an inspection and repair procedure. Service campaign · Dec 2024
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.