Maintenance and Car Care 273
Moisture and road salt on brakes may affect
braking efficiency.
Test the brakes after each vehicle washing.
High-pressure cleaning units
Warning!
High-pressure cleaning units can damage
the following components:
–Tires
–Logos, emblems
– Painted surfaces
– Widened fenders
– Lock and latch of the removable towing attach-
ment
– Seals of the electrically retractable ball hitch
– Alternator, valve covers
– ParkAssist sensors
f Please see the operating instructions from the
unit manufacturer.
f Always cover the lid over the brake fluid reser-
voir prior to cleaning. Never point the cleaning
jet directly at the lid.
f When cleaning with a flat-jet nozzle or the like,
maintain a minimum distance of 21 in.
(50 cm).
f Never use high-pressure cleaning units with a
round-jet nozzle.
A high-pressure cleaning unit with round nozzle
will damage your vehicle. The tires are particu-
larly susceptible to damage.
f Do not point the cleaning jet directly at any of
the aforementioned components.
Door lock
f To prevent the door lock from freezing during
the cold season, cover the lock barrel with a
suitable adhesive tape during washing.
Should the locks freeze, use an ordinary de-icer.
In many cases, a well warmed key can help.
Never use excessive force.