Refrigerant of the air-conditioning system

The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.

or Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-conditioning system.

    See also:

    Rear fog lamp
    To switch on the rear fog lamp: turn the SmartKey in the ignition lock to position 2 or start the engine. Turn the light switch to or or . If the light switch is set to or , the re ...

    Engine emergency off
    If the engine cannot be switched off as described, observe the following procedure: Take the fuse allocation chart out of the vehicle document wallet. Search for “Emergency engine shutdown” ...

    Haven of calm: optimum vibration and acoustic comfort
    The new M-Class promises relaxed and therefore safe motoring under all possible (and even impossible) conditions. By paying close attention to detail every step of the way, the development enginee ...