Component Inspection

Check internal errors of CAN communication units.
1. Connect GDS.
2. IG "ON" and engine "OFF".
3. Select "Diagnostic Trouble Codes (DTC)" mode.
4. Disconnect CAN communication units one by one and monitor DTC to find the cause.
  For wiring diagram information, refer to the ETM .
  
  *CAN communication units: IPM (Inter Panel Module), DDM (Drive Door Module), ADM (Assist Door Module), PSM (Power Seat Module), SCM (Steering Control Module), SMK (Smart Key Module).
5. Is the code erased?
  YES
  - Substitute with a known - good unit and check for proper operation.
    If the problem is corrected, replace the unit and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
  NO
  - Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.