CAN message
â–¶ How to fix
Check that the tachograph is correctly connected. If there is no tachograph, check the coordinator.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
There is no CAN message from the tachograph.
Possible cause
Connection fault with CAN, tachograph, coordinator or open circuit in the wiring. If the vehicle does not have a tachograph, the cause can be contact problems with the coordinator.