CUV node: timeout in CAN communication
â–¶ How to fix
• Check the CUV for DTCs • If DTCs can not be read from the CUV: - check power supply and ignition signal to the CUV - check CAN connection to CUV unit • Check wiring and connectors for the yellow CAN-bus
What you'll see
No driver-visible symptom recorded.
System reaction
Functions dependent on information from EMS might be degraded.
Diagnostic depth
Detection
Communication error. Communication with the Control Unit Visibility (CUV) interrupted.
Possible cause
• Power supply to CUV has failed • CUV unit disconnected from the yellow CAN bus • Faulty CUV unit