Starting procedure with the SmartKey

SmartKeyTo start the engine using the SmartKey instead of KEYLESS-GO, pull the Start/Stop button out of the ignition lock.

in the Turn the SmartKey to position 3 in the ignition lock and release it as soon as the engine is running.

    See also:

    Jump-starting
    WARNING Failure to follow these directions will cause damage to the electronic components, and can lead to a battery explosion and severe injury or death. Never lean over batteries while conne ...

    DEF refill bottle
    DEF refill bottles can be obtained at many gas stations or at an authorized Mercedes-Benz Center. Refill bottles without a threaded cap do not provide overfill protection. DEF may leak if over ...

    Tow-starting (emergency starting)
    Vehicles with automatic transmission must not be started by tow-starting. This could otherwise damage the transmission. ...