CHRYSLER
08-124-26 REV. A
Manufacturer communications
- Publication date
- 2026-03-27
- Received by NHTSA
- 2026-04-01
- NHTSA record numbers
- 11030409
Manufacturer summary
Original wording in English
Flash: Battery Pack Control Module (BPCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation SYMPTOM: the technician must find the following Diagnostic Trouble Code (DTC) has been set:
• P0A0A-00 - High Voltage System Interlock Circuit. IMPORTANT! ○ **This DTC must be Stored in the BPCM. ○ If the DTC is Active, this TSB does not apply. Perform normal diagnostics.** Customers **must** also comment on the following:
• The vehicle will not start, both propulsion systems (gas and electric), are inoperable. NOTE: **The 12 volt system is still operable however after some time, the vehicle will allow propulsion again with MIL on and DTC P0A0A-00 Stored.** This bulletin involves reprogramming the BPCM with the latest available software.
• P0A0A-00 - High Voltage System Interlock Circuit. IMPORTANT! ○ **This DTC must be Stored in the BPCM. ○ If the DTC is Active, this TSB does not apply. Perform normal diagnostics.** Customers **must** also comment on the following:
• The vehicle will not start, both propulsion systems (gas and electric), are inoperable. NOTE: **The 12 volt system is still operable however after some time, the vehicle will allow propulsion again with MIL on and DTC P0A0A-00 Stored.** This bulletin involves reprogramming the BPCM 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.
Chrysler
P0A0A-00High Voltage System Interlock CircuitCheck 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 |
|---|---|---|
| Chrysler | PACIFICA PLUG-IN HYBRID | 2025 |