Diagnostic Test

VERIFY DTC IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, read the active DTCs.
  Does the scan tool display; U0199-LOST COMMUNICATION WITH DRIVER DOOR MODULE as active?
  
  Yes
  - Refer to U0199-00 diagnostic procedure.
  No
  - and perform the Stored Lost Communication DTCs diagnostic procedure. Refer to Diagnosis and Testing .