Diagnostic Test

WARNING: This page is about a different car, the 2013 Dodge Charger. However, it is still accessible from the selected car via links, so may be relevant.

VERIFY THE 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 U11B8-00 Lost Communication with Integrated Center Stack (ICS) diagnostic procedure.
  No
  - Refer to DIAGNOSIS AND TESTING and perform the Stored Lost Communication DTCs diagnostic procedure.