Orange CAN - Bus-off
â–¶ How to fix
Check short-circuits and open circuit on lines ORANGE CAN, Check the ORANGE CAN wiring (including check for chafing damage), Assure that ORANGE CAN connected ECUs work correctly.
What you'll see
No driver-visible symptom recorded.
System reaction
Only the following functions are available: manual park, manual release, secondary brake EPB only. Additionally the ECU can't estimate the motion state and driver can park manually even if the speed is 90km/h. Yellow warning lamp.
Diagnostic depth
Detection
ORANGE CAN controller went to bus-off state (detected by uC peripheral)
Possible cause
Electromagnetic disturbance, ORANGE CAN network cabling, power supply or node errors