Diagnostic Test
- CHECK FOR AN ACTIVE DTC NOTE:
Make sure the Battery is in good condition and perform the Battery System diagnostic procedure.
- Turn the ignition on and open one of the front doors.NOTE:
A front door must remain open whenever checking or erasing Radio DTCs.
- With the scan tool, read Radio DTCs and record on the repair order.
- With the scan tool, erase DTCs.
- Cycle the ignition switch from on to off, wait five seconds and then back to on.
- With the scan tool, read Radio DTCs.
Did the DTC return?
Yes
- Go To 2
No
- Perform the TESTING FOR AN INTERMITTENT CONDITION procedure. Refer to TESTING FOR AN INTERMITTENT CONDITION .
- Turn the ignition on and open one of the front doors.
- CHECK FOR CHARGING SYSTEM RELATED DTCS IN THE POWERTRAIN CONTROL MODULE (PCM)
- With the scan tool in ECU View, select PCM and check for any Charging System related DTCs.
Does the scan tool display any Charging System related DTCs?
Yes
- Refer to DIAGNOSTIC CODE INDEX and perform the appropriate charging system or battery DTC diagnostic procedure.
No
- Replace the Radio in accordance with the Service information. Refer to MODULE, RADIO RECEIVER, REMOVAL AND INSTALLATION .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- With the scan tool in ECU View, select PCM and check for any Charging System related DTCs.