Timeout on EEC1 message on CAN
â–¶ How to fix
Check CAN connections, connectors and cable harnesses. Also check the engine control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
Reduced gear shifting performance.
Diagnostic depth
Detection
Expected CAN messages from the engine control unit are missing.
Possible cause
If both fault codes 11040 and 11041 have been generated, there is probably an open circuit on the CAN connection to the engine control unit.