Red CAN bus
â–¶ How to fix
Check cable harness and connectors for the red CAN bus, check in particular for any loose connections.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
No communication on the red CAN bus.
Possible cause
Short circuit or open circuit in the red CAN bus or fault in one of the ACS control units.