Communication with the ACS control unit
â–¶ How to fix
Check the red CAN bus wiring and connectors. If the fault code is inactive, check whether the ACS control unit has generated any fault codes.Also check the instrument cluster configuration.
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 ACS control unit has been interrupted.
Possible cause
Open circuit in the red CAN bus to the ACS control unit. There may also be an internal fault in the ACS control unit.Alternatively, the settings in the instrument cluster may be incorrect.