Checking Diagnostic Trouble Codes (DTCS)

If diagnostic trouble codes (DTCs) for All-wheel drive (AWD) are stored in the differential electronic module (DEM) or in the central electronic module (CEM), these must be fault traced first.

Were diagnostic trouble codes (DTCs) stored in the differential electronic module (DEM) or in the central electronic module (CEM)? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to CHECKING WIRING AND TERMINALS