CAN communication from automatic gearbox
â–¶ How to fix
Check CAN connections, connectors and wiring. Also check the gearbox control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
One of the CAN messages expected from the automatic gearbox control unit disappears or is missing.
Possible cause
Open circuit on CAN connection to AWD or automatic gearbox.