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6-1. Maintenance and care
WARNING
■Water in the vehicle
●Do not splash or spill liquid in the
vehicle. Doing so may cause electrical com-ponents, etc. to malfunction or
catch fire.
●Do not get any of the SRS compo-
nents or wiring in the vehicle interior wet. ( →P. 3 4 ) An electrical malfunction may
cause the airbags to deploy or not function properly, resulting in death or serious injury.
■Cleaning the interior (especially instrument panel)
Do not use a polish wax or polish cleaner. The instrument panel may reflect off the windshield, obstructing
the driver’s view and leading to an accident, resulting in death or serious injury.
NOTICE
■Cleaning detergents
●Do not use the following types of detergent, as they may discolor the vehicle interior or cause streaks or
damage to painted surfaces:
• Non-seat portions: Organic sub- stances such as benzene or gaso-
line, alkaline or acidic solutions, dye, and bleach
• Seats: Alkaline or acidic solutions,
such as thinner, benzene, and alco- hol
●Do not use a 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.
■Water on the floor
Do not wash the vehicle floor with
water. Vehicle systems such as the audio system may be damaged if water
comes into contact with electrical components such as the audio sys-tem above or under the floor of the
vehicle. Water may also cause the body to rust.
■When cleaning the inside of the windshield (vehicles with Toyota Safety Sense)
Do not allow glass cleaner to contact the lens. Also, do not touch the lens. ( →P.155)
●Be careful not to scratch or damage the heater wires or antenna.
■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 defog-
ger 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.
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6-3. Maintenance
request that a record of maintenance
be kept.
■Does your vehicle need repairs?
Be on the alert for changes in perfor-
mance and sounds, and visual tip-offs
that indicate service is needed. Some
important clues are:
●Engine misses (misfire), stumbling or
pinging
●Appreciable loss of power
●Strange engine noises
●A fluid leak under the vehicle (How-
ever, water dripping from the air con-
ditioning system after use is normal.)
●Change in exhaust sound (This may
indicate a dangerous carbon monox-
ide leak. Drive with the windows open
and have the exhaust system checked
immediately.)
●Flat-looking tires, excessive tire
squeal when cornering, uneven tire
wear
●Vehicle pulls to one side when driven
straight on a level road
●Strange noises related to suspension
movement
●Loss of brake effectiveness, spongy
feeling brake pedal or clutch pedal
(vehicles with a manual transmission),
pedal almost touches the floor, vehicle
pulls to one side when braking
●Engine coolant temperature continu-
ally higher than normal (→P.83, 86)
If you notice any of these clues, take
your vehicle to any authorized Toyota
retailer or Toyota authorized repairer, or
any reliable repairer as soon as possi-
ble. Your vehicle may need adjustment
or repair.
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6-4. Do-it-yourself maintenance
The unit can be changed.
■How to change the unit
1Park the vehicle in a safe place
and turn the engine switch off.
Changing the unit cannot be performed
while the vehicle is moving.
2Turn the engine switch to ON.
3Press / of the meter con-
trol switch to select .
4Press / to select “Vehicle
Settings” and then press and
hold .
5Press / to select “TPWS
setting” and then press .
6Press / to select “Setting
Unit”.
7Press / to select the
desired unit and then press .
■Routine tire inflation pressure
checks
The tire pressure warning system does
not replace routine tire inflation pressure
checks. Make sure to check tire inflation pressure as part of your routine of daily
vehicle checks.
■Tire inflation pressure
●It may take a few minutes to display
the tire inflation pressure after the
engine switch is turned to ON. It may
also take a few minutes to display the
tire inflation pressure after inflation
pressure has been adjusted.
●Tire inflation pressure changes with
temperature. The displayed values
may also be different from the values
measured using a tire pressure
gauge.
■Situations in which the tire pres-
sure warning system may not oper-
ate properly
●In the following cases, the tire pres-
sure warning system may not operate
properly.
• If non-genuine Toyota wheels are
used.
• A tire has been replaced with a tire
that is not an OE (Original Equipment)
tire.
• A tire has been replaced with a tire
that is not of the specified size.
• Tire chains, etc. are equipped.
• An auxiliary-supported run-flat tire is
equipped.
• If a window tint that affects the radio
wave signals is installed.
• If there is a lot of snow or ice on the
vehicle, particularly around the wheels
or wheel housings.
• If the tire inflation pressure is
extremely higher than the specified
level.
• If tires not equipped with tire pressure
warning valves and transmitters are
used.
• If the ID code on the tire pressure
warning valves and transmitters is not
registered in the tire pressure warning
computer.
●Performance may be affected in the
following situations.
• Near a TV tower, electric power plant,
gas station, radio station, large dis-
play, airport or other facility that gen-