Auxiliary heater

Notes for vehicles with start-stop system

~1min read

Observe the safety precautions for vehicles with a Start/Stop system → Chapter.

The following abort conditions deactivate the start-stop-function:

The Start/Stop system has been switched off via the start-stop mode button.

The charge status of the battery -A- is insufficient to restart the engine (starting voltage prediction).

The defrost function is active.

The windscreen heater function is active.

The temperature set on the operating and display unit varies by more than 8 °C from the actual interior temperature.

The engine speed is greater than 1200 rpm.

The alternator -C- is defective, i.e. belt broken.

Coolant temperature is not within specifications of 25 °C - 100 °C.

Blower speed increase by more than 4 stages.

Refer to → No.426 for full description.

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