Toyota Lexusc Owner's Handbook Manual page 735

BODY
Fuel filler door: Do not apply water (high-pressure car wash,
for example) at or near the fuel tank inlet with the fuel filler door
opened. If the water enters the air vent, you may experience
trouble with refueling or rough engine idling.
Electronically modulated air suspension: Do not spray a jet
of high-pressure water at the air suspension unit, especially
the air spring, at an extremely close range. This may damage
the air suspension.
Plastic wheel ornaments: The plastic wheel ornaments are
damaged easily by organic substances.
substance splashes an ornament, be sure to wash it off with
water and check if the ornament is damaged.
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Do not attach the heavily damaged plastic wheel
ornament. It may fly off the wheel and cause accidents
while the vehicle is moving.
Aluminum wheels: Use only a mild soap or neutral detergent.
Urethane bumpers and side moldings: Wash carefully. Do
not scrub with abrasive cleaners.
molding faces are soft.
If any organic
Road tar: Remove with turpentine or cleaners that are marked
safe for painted surfaces.
CAUTION
The bumper and side