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4-1. Maintenance and care
4
Maintenance and care
■Cleaning the inside of the rear window
Do not use glass cleaner to clean the rear window, as this may cause damage to the
rear window defogger heater wires. Use a cloth dampened with lukewarm water to
gently wipe the window clean. Wipe the window in strokes running parallel to the
heater wires.
■Caring for leather areas
Lexus recommends cleaning the interior of the vehicle at least twice a year to main-
tain the quality of the vehicle’s interior.
■Shampooing the carpets
There are several commercial foaming-type cleaners available. Use a sponge or
brush to apply the foam. Rub in overlappin g circles. Do not apply water. The excel-
lent results are obtained by keep ing the carpet as dry as possible.
■Seat belts
Clean with mild soap and lukewarm water  using a cloth or sponge. Also check the
belts periodically for excessive wear, fraying or cuts.
CAUTION
■Water in the vehicle
●Be careful not to splash or spill liquid on the floor.
●Do not get any of the SRS components or  wiring in the vehicle interior wet. 
(  P.  5 7 )
Electrical malfunction may cause the airbags to deploy or not function properly,
resulting in death or severe injury. 
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4-3. Do-it-yourself maintenance
4
Maintenance and care
FuseAmpereCircuit
13FR DOOR RH20APower windows, outside rear view 
mirrors
14AM215ASmart access system with push-button 
start
15RH-IG7. 5  A
Seat belts, park assist system, auto-
matic transmission, seat heater and 
ventilator
16FR S/HTR RH15ASeat heaters and ventilators
17ECU-IG RH10A
Power seats, smart access system with 
push-button start, AWD system, out-
side rear view mirrors, VDIM, VSC, 
air conditioning system, pre-collision 
safety belt, electric tilt and telescopic 
steering, power windows, navigation 
system
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. ( P.  3 1 0 )
●If the replaced fuse blows again, have the vehicle inspected by your Lexus
dealer.
■If there is an overload in the circuits
The fuses are designed to blow before  the entire wiring harness is damaged.