Communication with the torque converter
â–¶ How to fix
Check the red CAN bus connectors and wiring. Also check whether the torque converter control unit has generated any fault codes.Also check the instrument cluster configuration.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
Communication between the instrument cluster and the torque converter control unit has been interrupted.
Possible cause
Interruption in the circuit for the red CAN bus to the torque converter control unit. There may also be an internal fault in the torque converter control unit.Alternatively, the settings in the instrument cluster can be incorrect.