CAN timeout of ROH_F (Front)
â–¶ How to fix
Check the fuse, connectors, and cable harness and power supply failure.
What you'll see
Driver will not be able to operate the roof hatch.
System reaction
Functions dependent on information from ROH_F might be degraded.
Diagnostic depth
Detection
Communication with the Roof Hatches System (ROH_F) has timed out (communication interrupted).
Possible cause
• Faulty ROH_F unit. • Faulty grey CAN bus. • ROH_F unit disconnected from the grey CAN bus. • Power supply failure.