2012 Lexus LFA window

229
4-1. Maintenance and care
4
Maintenance and care
■Automatic car washes
Do not use automatic car washes as they may scratch the vehicle body and damage
the paint.
■High pressure car washes
●Do not allow the nozzles of the car wash to come within close proximity of the
windows or rear hatch.
●Before car wash, check that the fuel filler door on your vehicle is closed prop-
erly.
■Aluminum wheels
●Remove any dirt immediately by using a neutral detergent. Do not use hard
brushes or abrasive cleaners. Do not use strong or harsh chemical cleaners.
Use the same mild detergent and wax as used on the paint.
●Do not use detergent on the wheels when they are hot, for example after driving
for long distance in the hot weather.
●Wash detergent from the wheels immediately after use.
■Cleaning the rear quarter glass
As the rear quarter glasses are made of polycarbonate, follow the procedure
below.
Remove dust and dirt on the surface with plenty of water.
Clean the surface using a mild soap or neutral detergent.
Rinse it with adequate water.
■Cleaner precaution
Do not use abrasive cleaners.
■Outside rear view mirror rain-clearing coating
Observe the following precautions in order to retain the rain-clearing properties of
the mirrors:
●Clean the mirrors using a car shampoo or glass cleaner that does not contain
silicone or an abrasive compound, and rinse thoroughly with water.
●Allow the mirrors to be exposed to direct sunlight for 1 to 2 days.
STEP1
STEP2
STEP3

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4-1. Maintenance and care
4
Maintenance and care
NOTICE
■Rear quarter glass
As the rear quarter glass is made of polycarbonate and easily damaged, observe
the following precautions:
●When cleaning the rear quarter glass:
• Do not use wax, window cl eaner or abrasive cleaner.
• Do not touch glass surface with anything hard or sharp.
• Do not use window scraper or deicer.
●Do not attach stickers or apply water repellent coating to the rear quarter glass.
Contact with glue or other agents ma y cause the glass to become cloudy or
blemished.
■Air inlets
■Rear quarter fin (if equipped)
Do not insert foreign objects into the air inlets
as doing so may damage the body or radiator
components. Should an object become
lodged in an air inlet, do not attempt to take it
out. Instead, contact your Lexus dealer.
Do not apply force to the rear quarter fin
such as by pressing on it as doing so may
cause damage.

238
4-1. Maintenance and care
NOTICE
■Cleaning detergents
●Do not use the following agents, as they may discolor the vehicle interior or cause
streaks or damage to painted surfaces:
• Organic solvents such as benzene, thinner, gasoline or alcohol
• Alkaline or acidic detergent, dye, or bleach
●Do not use polish wax or polish cleaner. The instrument panel's or other interior
part’s painted surface may be damaged.
■Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration of leather
surfaces:
●Remove any dust or dirt from leather surfaces immediately.
●Do not expose the vehicle to direct sunlight for extended periods of time.
Park the vehicle in the shade, especially during summer.
●Do not place items made of vinyl, plastic, or containing wax on the upholstery, as
they may stick to the leather surface if the vehicle interior heats up significantly.
■Floor mats
Do not wash the mats with water as doing so may damage the leather.
■Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems may be damaged if water comes into contact with electrical com-
ponents such as the audio system above or under the floor of the vehicle.
■Pa r t i t i o n g l a s s
As the partition glass is made of polyca rbonate and easily damaged, observe the
following precautions:
●When cleaning the partition glass:
• Do not use wax, window cl eaner or abrasive cleaner.
• Do not touch glass surface with anything hard or sharp.
●Do not attach stickers to the partition glass.
Contact with glue or other agents ma y cause the glass to become cloudy or
blemished.

239
4-1. Maintenance and care
4
Maintenance and care
NOTICE
■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 or antenna. Use a cloth dampened with
lukewarm water to gently wipe the window clean. Wipe the window in strokes
running parallel to the heater wires or antenna.
●Be careful not to scratch or damage the heater wires or antenna.

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Removing the negative (-) battery terminalTurn the ignition switch to the “LOC K” position and check that the gear
indicator is not displayed. ( P. 2 6 9 )
Open the rear hatch and remove the cover.
●When reconnecting the terminal, make sure that the lever is lowered into the
lock position.
●Do not disconnect the term inal while the power seats, power windows or other
electrical devices are being operated.
●When the battery terminal is disconnect ed, the “Lap Timer” data and clock in
the meter will be reset.
STEP1
STEP2
Lift the lever.
Disconnect the terminal.STEP3
Lock position
STEP4

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Driver’s side instrument panel
FuseAmpereCircuit
1D-P/W 20 A Power window (driver's side)
2D-PWR SEAT 30 A Power seat (driver's side)
3DRLCK ALT 25 A Main body ECU
4RLY SIG 5 A PANEL
5OBD10 A On-board diagnosis
6AM1 5 AD-ACC, P-ACC, CDS FAN, WIP,
WASH, MIR HTR, D-S/HTR, P-S/
HTR, D-IG1-1, D-IG1-2, D-IG1-3, D-
IG1-4, P-IG1-1, P-IG1-2, P-IG1-3, P-
IG1-4, RR-IG1
7D-S/HTR 15 A Seat heater (driver's side)
8D-ACC
5 A Main body ECU
9R/MIR10 A Outside rear view mirrors
10D-IG1-1 5 A CAN gateway ECU
11D-IG1-4 5 A Seat heater (driver's side)
12D-IG1-25 AMain body ECU, rear hatch, EPS
(Electric Power Steering), tire pres-
sure warning system, charging system,
turn signal lights, emergency flashers

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Passenger’s side instrument panel
FuseAmpereCircuit
1P-PWR SEAT 30 A Power seat (passenger's side)
2P-P/W 20 A Power window (passenger's side)
3DISPLAY2 10 A Navigation system
4DISPLAY1 10 A Remote Touch, navigation system, air
conditioning system
5A/C
10 A Air conditioning system
6P- ACC 5 ARemote Touch, navigation system, air
conditioning system, Lexus Enform
7P-CIG
15 A Power outlet
8P-IG1-4 5 A Seat heater (passenger's side)
9P- I G 1 -15 AMultiport fuel injection system/
sequential multiport fuel injection sys-
tem, air conditioning system
10P- I G 1 -3
5 ASRS airbag system, VDIM (Vehicle
Dynamics Integrated Management)
11P- I G 1 -2
5 ANavigation system, air conditioning
system
12ABS MAIN P1 10 A

13ABS MAIN P2 10 A Electronically controlled brake system

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■ Luggage compartment
FuseAmpereCircuit
1VSSR 5 A Electric power control system
2RR-IG110 AActive rear wing, electric cooling fans,
electronic parking brake, electroni-
cally controlled brake system, seat
belts, navigation system, rear window
defogger, back-up lights
3WASH
20 A Windshield washer
4F/OPN 10 A Fuel filler door opener
5TA I L 1 0 AParking lights, front side marker lights,
rear side marker lights, license plate
lights, stop/tail lights
6RR FOG 7.5 A

7AMP RH 30 A Audio system
8AMP LH 30 A Audio system
9OIL PMP 25 AASG (Automated Sequential Gear-
box)
10RR ECU-B 7.5 AActive rear wing, electronic parking
brake
11ASG-IG2 7.5 AASG (Automated Sequential Gear-
box)