Diagnostic Test
WARNING: This page is about a different variant/trim than selected.
VERIFY THE DTC IS ACTIVE
- Using a scan tool, read ACC DTCs.
Is this DTC active?
Yes
- Check for any controller updates. If no updates are available, erase DTC and cycle the ignition off then on. If the DTC resets, repeat erasing the DTC and cycling the ignition at least 3 times. If the DTC continues to reset, replace and program the Adaptive Cruise Control (ACC) module in accordance with the Service Information.
- Perform the ADAPTIVE CRUISE CONTROL VERIFICATION TEST. Refer to ADAPTIVE CRUISE CONTROL VERIFICATION TEST .
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 ADAPTIVE CRUISE CONTROL VERIFICATION TEST. Refer to ADAPTIVE CRUISE CONTROL VERIFICATION TEST .