Battery ECU Communication Stop Mode [08/2023 - ]: Procedure

1. Check the battery ECU assembly power source circuit.

   Refer to ECU Power Source Circuit [08/2023 - ]

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE BATTERY ECU ASSEMBLY. Refer to  REMOVAL [08/2023 - ] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)