Problems with the SmartKey

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Charging the battery
WARNING During charging and jump-starting, explosive gases can escape from the battery. There is a risk of an explosion. Particularly avoid fire, naked flames, creating sparks and smoking. Ensu ...

Additional service products
Checking coolant level WARNING The engine cooling system is pressurized, particularly when the engine is warm. When opening the cap, you could be scalded by hot coolant spraying out. There is a r ...

Switching the seat heating on/off
Activating/deactivating WARNING Repeatedly switching on the seat heating can cause the seat cushion and backrest pads to become very hot. The health of persons with limited temperature sensitivit ...