Communication with the engine control unit
â–¶ How to fix
Ensure that the control units are compatible with each other. If required, renew control unit and make sure it is the correct version.Check also whether the engine 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
Serious faults in the communication between the coordinator and the engine control unit.
Possible cause
The coordinator and the engine control unit are not compatible with each other.