Diagnostic Test

WARNING: This page is about a different car, the 2011 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read active DTCs.
  Is this DTC active?
  
  Yes
  - Refer to DIAGNOSIS AND TESTING , and perform the U0196-00-Lost Communication with Vehicle Entertainment Control Module - Rear 1 diagnostic procedure.
  No
  - Refer to DIAGNOSIS AND TESTING , and perform the Stored Lost Communication DTCs diagnostic procedure.