JEEP
9100708
Manufacturer communications
- Publication date
- 2025-10-29
- Received by NHTSA
- 2025-11-05
- NHTSA record numbers
- 11025037
Manufacturer summary
Original wording in English
DTC B1E21 is triggered when the TBM Backup Battery is discharged, inactive, or drained. This can happen during the lifetime of the vehicle. TBM should not be replace for B1E21, since there is no fault on TBM. TBM battery is replaceable. Part number of the back-up battery inside TBM is 68597650AA.
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Jeep | GRAND CHEROKEE | 2026 |
| Jeep | GRAND CHEROKEE 4XE | 2026 |
| Jeep | GRAND CHEROKEE L | 2026 |
| Jeep | GRAND WAGONEER | 2026 |
| Jeep | GRAND WAGONEER | 2025 |
| Jeep | GRAND WAGONEER | 2024 |
| Jeep | WAGONEER | 2026 |
| Jeep | WAGONEER | 2025 |
| Jeep | WAGONEER | 2024 |