Fault-Tracing Information

Diagnostic trouble code (DTC) 1D03 indicates that the software download has failed and must be repeated. Try downloading the software again.

To download new software:

• For -2004, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING
• For 2005-, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .

Was the software download successful? 

• YES 

  OKAY:  Troubleshooting has been completed.

• NO 

  Refer to INFORMATION