TCO timeout in CAN communication
â–¶ How to fix
• Check the TCO for related DTCs. • If SDP3 cannot connect to TCO, the fault is most likely in the TCO or the Yellow CAN-bus. --> Fault trace the TCO system (e.g. fuse, connectors, and cable harness).
What you'll see
No driver-visible symptom recorded.
System reaction
Yellow Steer tag axle fault wa
Diagnostic depth
Detection
Communication error. Communication with the Tachograph (TCO) interrupted.
Possible cause
• Open circuit or short circuit on the Yellow CAN bus • TCO unit has no power supply