CAN communication
â–¶ How to fix
Check the yellow CAN bus wiring and connectors. Make sure that the tachograph is adapted for the vehicle.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The tachograph has no contact with the yellow CAN bus.
Possible cause
Short circuit or open circuit in the yellow CAN bus. The fault code can also be generated if an incorrect type of tachograph is used in the vehicle.