B1A8A · 제조사 기술 자료

DODGE · 2026-08-07

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 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 – Hybrid/EV Wakeup Control 2…

DODGE · 2026-03-14

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" Voltage Isolation Sensor. ● P1614-00 - ECU Reset/Recovery Occurred. ● B1A8A-00 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action…

DODGE · 2026-03-11

RSU With Additional Sleep Cycles for HV Battery Integrity Check 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 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 -…

DODGE · 2026-03-07

Flash: Battery Pack Control Module (BPCM) Updates 6B3 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 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 – Hybrid/EV…

DODGE · 2026-03-07

Flash: Battery Pack Control Module (BPCM) Updates 11B3 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 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 –…

DODGE · 2026-03-07

RSU With Additional Sleep Cycles for HV Battery Integrity Check 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 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open. ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 -…

JEEP · 2025-12-18

Flash: Battery Pack Control Module (BPCM) Updates 6B3 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" Voltage Isolation Sensor. ● P1614-00 - ECU Reset/Recovery Occurred. ● B1A8A-00 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open.** ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 – Hybrid/EV…

DODGE · 2025-12-18

Flash: Battery Pack Control Module (BPCM) Updates 6B3 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" Voltage Isolation Sensor. ● P1614-00 - ECU Reset/Recovery Occurred. ● B1A8A-00 - Multi-Module VIN Handshake Failure. ● P1CDB-00 - Hybrid/EV Wakeup Control 1 Output Circuit Short To Battery. ● P1E25-00 - EV Battery Failure Level 2. ● P0D10-00 - Hybrid/EV Battery Negative Contactor A Stuck Open. ● P0D09-00 - Hybrid/EV Battery Positive Contactor A Stuck Open.** ● P0DE6-00 - Hybrid/EV Battery Pack Cell Voltage Low. NOTE: Active or stored. ● P1DAF - Incompatible Limp In Action Requested. NOTE: Active or stored. ● P1CDE-00 – Hybrid/EV…

AUDI · 2025-03-31

This bulletin provides information when the charging door does not open when the button is pressed; DTCs B1A8FF0, B1A89F0, B1A8AF3, B1A88F3.

AUDI · 2024-11-04

This Pending Service Solution (PSS) requests that technicians create a record in the PSS Database e-tron Q8 vehicles when the charging flap module without search illumination has DTCs P33E300; B1A8AF3.

CHRYSLER, DODGE · 2015-01-23

Flash: DTC B1A8A-00 - No Start Condition With a Low Battery This bulletin involves reprogramming the Radio Frequency Hub (RF-HUB) with new software. A small number of customers may report no start condition with the Vehicle Security Light flashing and the DTC B1A8A-00 ? MULTI-MODULE VIN HANDSHAKE FAILURE ? active.