ACC panel
Check that none of the switches are jammed. If this shows that a switch is depressed, try to release this switch, otherwise there is probably a mechanical or electrical fault in the ACC panel.If there are problems with the EOL configuration, contact the Helpdesk for further information.As a last resort, renew the ACC control unit. Calibrate the new control unit by deleting the fault codes.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Fault in the ACC panel.Fault in a switch or control. The fan switch gives an invalid signal. The air flow adjustment switch gives an invalid signal. The "+" switch is jammed. The switch has been depressed for a total of 2 min. The "–" switch is jammed. The switch has been depressed for a total of 2 min. The recirculation switch is jammed. The switch has been depressed for a total of 2 min. The auxiliary heater switch is jammed. The switch has been depressed for a total of 2 min. The "Econ" economy driving switch is jammed. The switch has been depressed for a total of 2 min. The roof hatch opening switch is jammed. The switch has been depressed for a total of 2 min. The roof hatch closing switch is jammed. The switch has been depressed for a total of 2 min. The EOL configuration is invalid. One or more parameters are outside the limits or not permitted.
Problem with switch: A switch is jammed or there is an internal fault on the ACC panel. Configuration problem: The control unit has not been programmed with EOL or incorrect values have been programmed. Internal fault in the control unit.