August 3, 2022 Service bulletin

Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates

Jeep technical service bulletin 0814622 for 2022 Jeep Wrangler.

Bulletin number: 0814622
Component: Exterior lighting
Summary: Flash: Battery Pack Control Module (BPCM) Diagnostic and System Updates This bulletin involves updating the BPCM with the latest available software. Customers may experience a false Malfunction Indicator Lamp (MIL) illumination related to PHEV battery: P1A21-00 - HV Battery Contactor Control Sequence Incorrect. P0B3E-00 - Hybrid/EV Battery Voltage Sense 1 Circuit High. P0607-00 - ECU Internal Performance. P1E1B-00 - Hybrid/EV Battery Side Voltage System Isolation. P0AA4-00 - Hybrid Battery Negative Contactor Circuit Stuck Closed.

Owners of these vehicles have filed 6 complaints in the lights category.

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