Test Step 4 - Test For Additional Communication Related DTCs

• With the scan tool, select network diagnostics.

Is there more than one module with active DTCs logged against the sunroof control module?

Yes 

• Replace/update the sunroof control module. Refer to Removal and Installation .
• Perform the Body Verification Test. Refer to BODY VERIFICATION TEST .

No 

• Go to Test Step 5 Test Step 5 - Clear DTCs in the Module Setting the Fault .