Repair Instruction

Repair Actions

1. Check for communication faults with CCU from other ECU's and investigate faults with CCU.
2. If fault returns, check for communication faults from the Body CAN Communication BUS linking APM and CCU and investigate faults with Body CAN Communication BUS.
3. If fault returns, check sender ECU software status.
4. If fault returns, replace CCU and clear DTC.
5. If fault returns, replace APM and clear DTC.