See also:

Refrigerant of the air-conditioningsystem
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant. Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-condition ...

Activating/deactivating climatecontrol
Important information WARNING   When the climate control system is deactivated, the outside air supply and circulation are also deactivated. Only choose this setting for a short time. O ...

Engine
Display messages Possible causes/consequences and Solutions Check Coolant Level See Operator's Manual The coolant level is too low. Add coolant, observing the war ...