Mercedes-Benz 2004 M-Class Automobile User Manual


 
237
Operation
Vehicle care
Cleaning the Parktronic* system
sensors
1 Parktronic system sensors
̈ Use a mild car wash detergent, such as
Mercedes-Benz approved Car Sham-
poo, with plenty of water to clean the
sensors 1.
When using a steam cleaner or power
washer, aim nozzle only briefly from a min-
imum distance of 4 in (10 cm) at
sensors 1.
To prevent scratches, never apply strong
force and use only a soft, non-scratchy
cloth when cleaning the sensor. Do not
attempt to wipe dirty sensors with a dry
cloth or sponge.
Wiper blades
̈ Fold wiper arm forward.
̈ Clean the wiper blade inserts with a
clean cloth and detergent solution.
Window cleaning
̈ Fold wiper arms forward.
̈ Use a window cleaning solution on all
glass surfaces. An automotive glass
cleaner is recommended.
An automotive glass cleaner is recom-
mended.
Warning! G
For safety reasons, switch off wipers and re-
move key from steering lock before cleaning
the wiper blades, otherwise the wiper motor
might suddenly turn on and cause injury.
!
Fold the windshield wiper arms back
onto the windshield before turning the
key in the steering lock.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.
Warning! G
For safety reasons, switch off wipers and re-
move key from steering lock before cleaning
the wiper blades, otherwise the wiper motor
might suddenly turn on and cause injury.