Diagnostic Test
WARNING: This page is about a different car, the 2013 Fiat 500c and 2013 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
- VERIFY THE DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE NOTE:
Make sure the battery is fully charged before proceeding.
- Turn the ignition on.
- With the scan tool, read the active DTCs.
Does the scan tool display: U0140-LOST COMMUNICATION WITH BODY CONTROL MODULE?
Yes
- Refer to DIAGNOSIS AND TESTING and perform the NO RESPONSE FROM BCM (BODY CONTROL MODULE) diagnostic procedure.
No
- Refer to DIAGNOSIS AND TESTING and perform the Stored Lost Communication DTCs diagnostic procedure.