JEEP
08-212-25REVA
Manufacturer communications
- Publication date
- 2025-08-30
- Received by NHTSA
- 2025-09-04
- NHTSA record numbers
- 11022561
Manufacturer summary
Original wording in English
Flash: Hybrid Control Processor (HCP) and Auxiliary Hybrid Control Processor (AHCP) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle mustexhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P0BBD - Hybrid Battery Pack Voltage Variation Exceeded Limit.
• P0B24 - Hybrid Battery 'A' Voltage Unstable.
• P1CEA - Boost Side Evap Purge System Performance
• P04B5 - Fuel Fill Door Stuck Open. Customers may experience one or more of the following:
• Vehicle Will Not start/shift out of park.
• Service Charging System message.
• Battery degradation.
• Reduced fuel efficiency.
• Rough idling or engine misfires.
• Inconsistent or erratic performance.
• Warning lights on the dashboard (e.g., hybrid system warning light). This bulletin involves reprogramming the HCP/AHCP, also known as Power Inverter Module (PIM), with the latest available software.
• P0BBD - Hybrid Battery Pack Voltage Variation Exceeded Limit.
• P0B24 - Hybrid Battery 'A' Voltage Unstable.
• P1CEA - Boost Side Evap Purge System Performance
• P04B5 - Fuel Fill Door Stuck Open. Customers may experience one or more of the following:
• Vehicle Will Not start/shift out of park.
• Service Charging System message.
• Battery degradation.
• Reduced fuel efficiency.
• Rough idling or engine misfires.
• Inconsistent or erratic performance.
• Warning lights on the dashboard (e.g., hybrid system warning light). This bulletin involves reprogramming the HCP/AHCP, also known as Power Inverter Module (PIM), with the latest available software.
Reported code forms
Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
Jeep
P04B5Fuel Fill Door Stuck OpenJeep
P0B24Hybrid Battery 'A' Voltage UnstableJeep
P0BBDHybrid Battery Pack Voltage Variation Exceeded LimitJeep
P1CEABoost Side Evap Purge System PerformanceCheck 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 | WRANGLER 4XE | 2025 |