If the tailpipe is blocked or sufficient ventilation is not possible, poisonous exhaust gases such as carbon monoxide may enter the vehicle. This is the case in enclosed spaces or if the vehicle gets stuck in snow, for example.
When the stationary heater is switched on, parts of the vehicle can become very hot, e.g. the stationary heater exhaust system.
hot parts of the stationary heater exhaust system
the exhaust gas itself
Operating the stationary heater or stationary ventilation drains the battery.
The fuel tank is filled to at least reserve fuel level.
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The red or blue indicator lamp in button lights up or goes out.
Blue: stationary ventilation is switched on.
Red: stationary heater is switched on.
Yellow: departure time is preselected.
The stationary heater/stationary ventilation switches off automatically after 50 minutes.