Component Inspection
- Ignition switch "OFF".
- Ignition switch "ON".
- Connect GDS and select "Diagnostic Trouble Codes (DTC)" mode.
- Using a GDS and clear the DTC.
- Select "Diagnostic Trouble Codes (DTC)" mode again.
- Are any DTCs present?
YES
- The main cause of this code is that improper CAN signal from TCM system is detected.
- Check DTCs in TCM system. If there is a code in TCM system, repair according to DTC diagnositic guide of TCM system.
NO
- Fault is intermittent caused by poor connection in CAN signal harness and/or HECU's connector. Go to "VERIFICATION OF VEHICLE REPAIR " procedure