Repair Instruction

Repair Actions

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