Repair Instruction

Repair Actions

1. Check for communication faults with TRM from other ECU's and investigate faults with TRM.
2. If fault returns, check for communication faults from the Body-CAN Communication BUS linking BCM and TRM and investigate
3. faults with Body-CAN Communication BUS
4. If fault returns, check electrical circuits between BCM and TRM, repair if faulty and clear DTC
5. If fault returns, replace TRM and clear DTC
6. If fault returns, replace BCM and clear DTC