Diagnostic Test
WARNING: This page is about a different car, the 2011 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
- VERIFY DTC IS ACTIVE
- Using a scan tool, read ACC DTCs.
Is the DTC active at this time?
Yes
- Make sure the lens is free of dirt, damage, and other obstructions. Clear the DTC and verify the proper operation of the ACC system.
- Perform the ACC MODULE VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- Go To 2.
No
- No repair is necessary. Make sure the lens is free of dirt, damage, and other obstructions. Clear the DTC and verify the proper operation of the ACC system.
- Perform the ACC MODULE VERIFICATION TEST. Refer to STANDARD PROCEDURE .
- Using a scan tool, read ACC DTCs.
- VERIFY DTC
- Using a scan tool, read ACC DTCs.
Did the DTC reset as active?
Yes
- Replace the ACC Module in accordance with the Service Information.
- Perform the ACC MODULE VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- No repair is necessary. Test is complete
- Using a scan tool, read ACC DTCs.