Auxiliary heater
â–¶ How to fix
Check the wiring and connectors.Check the remote control for the auxiliary heater (CT/CT-R).Check the auxiliary heater.Clear the fault codes in the ACC control unit.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
No signal from remote control for auxiliary heater (CT/CT-R) when the auxiliary heater attempts to start or the signal from the remote control does not cease when the auxiliary heater attempts to turn off.
Possible cause
Fault in wiring or connector for the remote control (CT/CT-R), or the remote control is defective.