Invalid combination of CAN signals from the main light switch module.
â–¶ How to fix
Check fuse for power of the main light switch. Check cable to the main light switch. Check the CAN cable between the main light switch and CUV (pin C35 and C36). If the problem remains then replace the main light switch.
What you'll see
Low beam and position lights will be active
System reaction
Amber Visibility warning
Diagnostic depth
Detection
Unknown fault on main light switch.
Possible cause
Main light switch is sending an invalide switch position to CUV.