P0AA1

Hybrid/EV Battery Positive Contactor “A” Stuck Closed

NHTSA 11013008 ↗ NHTSA 11013012 ↗ NHTSA 11013014 ↗

Hybrid/EV Battery Positive Contactor ""A"" Stuck Closed

NHTSA 11015877 ↗ NHTSA 11015902 ↗ NHTSA 11017956 ↗

Hybrid/EV Battery Positive Contactor "A" Stuck Closed

NHTSA 11020728 ↗ NHTSA 11020731 ↗ NHTSA 11020734 ↗

DODGE

Powertrain Modules Software Update Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may SYMPTOM: exhibit/set one or more the following Diagnostic Trouble Codes (DTCs): ● P0AA7-00 - Hybrid/EV Battery Pack "A" Voltage Isolation Sensor. ● P1614-00 - ECU Reset/Recovery Occurred. ● B1A8A-00 - M…

JEEP

Not applicable to vehicles built for US market. Engine Will Not Start If Fault Code P0AA1-09 Is Present Customers may experience the following: ● The engine will not start with display of the message "Electric drive system fault" in the Instrument Panel Cluster (IPC) - if fault code P0AA1-09 is present.

MERCEDES-BENZ, MERCEDES-MAYBACH

Complaint 48V battery (A66) part numbers A 000 982 78 24, A 000 982 57 30, A 000 982 88 31, A 000 982 50 32, A 000 982 87 32) may trigger a fault message ("48 V Service Required" with fault codes P0ADA91, P0ADE91, P0AA100, P0ADD00 or P0AA000) in the instrument cluster. This fault message may prevent the 48 V battery contactors f…

DODGE

RSU With Additional Sleep Cycles for HV Battery Integrity Check - Flash: Battery Pack Control Module (BPCM) Updates 11B3 Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more the following Diagnostic Trouble Codes (DTCs): ● P0AA7-00 - Hybrid/EV Battery Pack "A" Volta…