HVAC
U0199-LOST COMMUNICATION WITH DRIVER DOOR MODULE (ATC)
For a complete wiring diagram Consult Diagrams/Electrical.
- When Monitored:
With the ignition on.
- Set Condition:
If the A/C Heater Control looses communication with the Driver Door Module (DDM).
Refer to Communications Test for this DTC and/or Manufacturer Code Charts for the diagnostic test procedure.