Working on the vehicle

WARNING
When working on the vehicle, engage the electronic parking brake and shift the automatic transmission into park position P.
Otherwise the vehicle could roll away which could result in an accident and/or serious personal injury.

    See also:

    Downhill gradients
    On long and steep gradients, you must reduce the load on the brakes by shifting early to a lower gear. This allows you to take advantage of the engine braking effect and helps avoid overheatin ...

    Refrigerant of the air-conditioning system
    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-condit ...

    4MATIC (permanent four-wheel drive)
    4MATIC ensures that all four wheels are permanently driven. Together with ESP®, it improves the traction of your vehicle whenever a drive wheel spins due to insufficient grip. WARNING If ...