Battery Pack Control Module (BPCM) Software Update
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation
the technician may find that one or more of the following Diagnostic Trouble Codes (DTC)s have been
set:
? P0AC0 - Hybrid Battery Pack Current Sensor 1 Circuit Performance.
? P1A29 - Cell Supervisory Circuit A Failure.
? P0DE7 - Hybrid/EV Battery Pack Cell Voltage High.
? P0ABA - Voltage Sense A Circuit.
? P0B3D - Hybrid Battery Voltage Sense "A" Circuit Low.
? P0B3E - Hybrid Battery Voltage Sense "A" Circuit High.
? U3017 - Control Module Timer/Clock Performance.
? P0E55 - DC/DC Converter Current Sensor Circuit "A".
? P0DAF - Hybrid/EV Battery Cell Balancing Circuit "A".
? P0AD4 - Hybrid Battery Pack Air Flow System Insufficient Air Flow.
This bulletin involves updating the BPCM with the latest available software.
