Component Inspection
- Check internal errors of CAN communication in PDM.
- Replace with a known-good PDM after removing installed PDM
- Connect scantool.
- IG "ON" and engine "OFF".
- Select "DTC Analysis" mode.
- 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.
- Substitute with a known-good unit and check for proper operation.