See also:

Before changing a fuse
•► Park the vehicle and apply the parking brake. •► Switch off all electrical consumers. •► Remove the SmartKey from the ignition lock. The fuses are located in various fuse b ...

Turn signal lamps/side marker lamps
► Switch off the lights. ► Open the hood. ► Turn bulb holder 1 (WY 5 W)/2 (3457A) counter-clockwise and pull it out. ► Remove the bulb from bulb holder 1/2. ► Inse ...

Safety
As it should be, the M-Class is full of standard safety features like an electronic stability system, antilock brakes, traction control, side curtain airbags, and side-impact airbags for the front ...