CAN timeout of DCUM
â–¶ How to fix
Check the fuse, connectors, and cable harness and power supply failure.
What you'll see
The driver will not be able to operate the middle door.
System reaction
Functions dependent on information from DCUM might be degraded or missing. An amber warning will be shown in the ICL.
Diagnostic depth
Detection
Communication with the Door Control Unit Middle (DCUM) has timed out (communication interrupted).
Possible cause
• Faulty DCUM unit. • Faulty brown CAN bus • DCUM unit disconnected from the brown CAN bus • Power supply failure