Service and vehicle operation
See also:
Cleaning the exterior lighting
► Clean the plastic lenses of the
exterior
lights with a wet sponge and a mild cleaning
agent, e.g. Mercedes-Benz car shampoo or
cleaning cloths.
Only use cleaning agents or cleaning
cl ...
Tread wear
The tread wear grade is a comparative rating
based on the wear rate of the tire when tested
under controlled conditions on a specified
U.S. government course. For example, a tire
graded 150 wo ...
Removing the ball coupling
Observe the manufacturer's installation instructions.
Press the protective cap into the ball coupling recess.
Make sure that the protective cap is firmly in place.
...
