See also:

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 ...

Driving on wet roads
Hydroplaning If water has accumulated to a certain depth on the road surface, there is a danger of hydroplaning occurring, even if:  - you drive at low speeds.  - the tires have ad ...

Resetting
Reset the sliding sunroof if it does not move smoothly. •► Turn the SmartKey to position 2 in the ignition lock. •► Raise the sliding sunroof fully at the rear. •► Keep the s ...