JEEP

0814622

Manufacturer communications

Publication date: 2022-08-03
Received by NHTSA: 2022-10-31
NHTSA record numbers: 10225250 · 10225387 · 10229535

Multiple filings of the same bulletin are grouped here; original record numbers remain available.

Manufacturer summary

Original wording in English

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.

NHTSA manufacturer communications ↗

Reported code forms

P0607 P0AA4 P0B3E P1A21 P1E1B

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

JeepP0607-00

ECU Internal Performance

NHTSA 10221486 · NHTSA 10225248 · NHTSA 10225250

JeepP0AA4-00

Hybrid Battery Negative Contactor Circuit Stuck Closed

NHTSA 10225248 · NHTSA 10225250 · NHTSA 10234484

JeepP0B3E-00

Hybrid/EV Battery Voltage Sense 1 Circuit High

NHTSA 10225248 · NHTSA 10225250 · NHTSA 10234484

JeepP1A21-00

HV Battery Contactor Control Sequence Incorrect

NHTSA 10225248 · NHTSA 10225250 · NHTSA 10234484

JeepP1E1B-00

Hybrid/EV Battery Side Voltage System Isolation

NHTSA 10225248 · NHTSA 10225250 · NHTSA 10234484

Check vehicle applicability

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Make	Model	Model year
Jeep	WRANGLER	2022

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