Communication with the CUV control unit
â–¶ How to fix
Check the yellow CAN bus wiring and connectors. If the fault code is inactive, check whether the visibility system CUV control unit has generated any fault codes.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
Communication between the instrument cluster and the visual system CUV control unit has been interrupted.
Possible cause
Interruption in the circuit for the yellow CAN bus towards the CUV control unit. There may also be an internal fault in the visibility system control unit (CUV).