JEEP
08-072-26
Manufacturer communications
- Publication date
- 2026-02-18
- Received by NHTSA
- 2026-03-05
- NHTSA record numbers
- 11029667
Manufacturer summary
Original wording in English
High Voltage Battery Pack Replacement XU1 Warranty Extension Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P0DAB-00 - Hybrid/EV Cell Balancing Performance.
• P0BBE-00 - Hybrid Battery Pack Voltage Variation.
• P1C5E-00 - Battery State Of Health Failed.
• P0B24-00 - Hybrid/EV Battery "A" Voltage Unstable.
• P0B28-00 - Hybrid/EV Battery "B" Voltage Unstable. NOTE:
• Any warranty qualifying issues outside of these specific DTCs will continue to be covered per the HV battery standard warranty coverage.
• Battery packs may contain cells with separator damage. Customers may comment on the following:
• “Service Charging System” message displayed in the Instrument Panel Cluster (IPC) and charging is inhibited. This bulletin involves replacing the high voltage battery pack.
• P0DAB-00 - Hybrid/EV Cell Balancing Performance.
• P0BBE-00 - Hybrid Battery Pack Voltage Variation.
• P1C5E-00 - Battery State Of Health Failed.
• P0B24-00 - Hybrid/EV Battery "A" Voltage Unstable.
• P0B28-00 - Hybrid/EV Battery "B" Voltage Unstable. NOTE:
• Any warranty qualifying issues outside of these specific DTCs will continue to be covered per the HV battery standard warranty coverage.
• Battery packs may contain cells with separator damage. Customers may comment on the following:
• “Service Charging System” message displayed in the Instrument Panel Cluster (IPC) and charging is inhibited. This bulletin involves replacing the high voltage battery pack.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
P0B24-00Hybrid/EV Battery "A" Voltage UnstableJeep
P0B28-00Hybrid/EV Battery "B" Voltage UnstableJeep
P0BBE-00Hybrid Battery Pack Voltage VariationJeep
P1C5E-00Battery State Of Health FailedCheck 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 4XE | 2026 |
| Jeep | GRAND CHEROKEE 4XE | 2025 |
| Jeep | GRAND CHEROKEE 4XE | 2024 |
| Jeep | GRAND CHEROKEE 4XE | 2023 |
| Jeep | GRAND CHEROKEE 4XE | 2022 |
| Jeep | WRANGLER 4XE | 2025 |
| Jeep | WRANGLER 4XE | 2024 |
| Jeep | WRANGLER 4XE | 2023 |
| Jeep | WRANGLER 4XE | 2022 |
| Jeep | WRANGLER 4XE | 2021 |