Mercedes-Benz 2004 C-Class Coupe Operator's Manual page 254

Operation
Vehicle care
Wiper blades
Fold wiper arms forward.
Warning!
For safety reasons, switch off wipers and re-
move SmartKey from starter switch before
cleaning the wiper blades, otherwise the
wiper motor might suddenly turn on and
cause injury.
Clean the wiper blade inserts with a
clean cloth and detergent solution.
!
Fold the windshield wiper arms back
onto the windshield before turning the
SmartKey in the starter switch.
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.
254
Window cleaning
Fold wiper arms forward.
G
Warning!
For safety reasons, switch off wipers and re-
move SmartKey from starter switch before
cleaning the wiper blades, otherwise the
wiper motor might suddenly turn on and
cause injury.
Use a window cleaning solution on all
glass surfaces.
!
Fold the windshield wiper arms back
onto the windshield before turning the
SmartKey in the starter switch.
Hold onto the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.
Light alloy wheels
Mercedes-Benz approved Wheel Care
should be used for regular cleaning of the
G
light alloy wheels.
If possible, clean wheels once a week with
Mercedes-Benz approved Wheel Care, us-
ing a soft bristle brush and a strong spray
of water.
Follow the instructions on container.
i
Only use acid-free cleaning materials.
Acid may cause corrosion or damage
the clear coat.