Diagnostic Test

CHECK FOR AN ACTIVE DTC 

1. With the scan tool, read Display Screen Module (DSM) DTCs and record on the repair order.
2. With the scan tool, erase DTCs.
3. Using the recorded Environmental Data, along with the When Monitored and Set Conditions above, operate the vehicle in the conditions that set the DTC.
4. With the scan tool, read DSM DTCs.

   Did the DTC return?

   Yes 

   • Replace the DSM in accordance with the Service Information.
   • Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .

   No 

   • Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .