turn LEXUS SC300 1999 Owner's Manual

SWITCHES
47
CAUTION
Occupants must use caution when operating the seat heater
because they may experience minor burns even at low
temperatures. Use extra caution for;

Baby, small child, elderly person, sick person or
handicapped person

Persons who have delicate skin

Persons who are exhausted

Persons who have taken alcohol or drugs which induce
sleep (sleeping drug, cold remedy, etc.).
To prevent the seat from overheating, do not use the seat
heater with a blanket, cushion, or other insulating objects
which cover the seat.
NOTICE

Do not put unevenly weighted objects on the seat and
do not stick sharp objects (needles, nails, etc.) into the
seat.

When cleaning the seats, do not use organic
substances (paint thinner, benzine, alcohol, gasoline,
etc.). They may damage the heater and seat surface.

To prevent the battery from being discharging, turn
the switches on when the engine is running.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
49
FUEL GAUGE
The gauge is displayed when the ignition switch is on and
indicates the approximate quantity of fuel remaining in
the tank.
It is a good idea to keep the tank over 1/4 full.
This fuel gauge has a non±return type needle which remains
at the last indicated position when the ignition switch is turned
off.
If the fuel level approaches ºEº or the low fuel level warning
light comes on, fill the fuel tank as soon as possible.
On inclines or curves, due to the movement of fuel in the tank,
the fuel gauge needle may fluctuate or the low fuel level
warning light may come on earlier than usual.
If the fuel tank is completely empty, the malfunction indicator
lamp comes on. Fill the fuel tank immediately.The indicator lamp goes off after driving several times. If the
indicator lamp does not go off, contact your Lexus dealer as
soon as possible.
See the inner back cover for fuel capacity and recommended
fuel selection.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
56If the brake fluid level is correct ...
Have the warning system checked by your Lexus dealer.
(b) Seat Belt Reminder Light and Buzzer
Once the ignition key is turned to ºONº or ºSTARTº, the
reminder
light flashes and buzzer comes on if the driver's seat
belt is not fastened. Unless the driver fastens the belt, the light
stays flashing and the buzzer stops after about 4 to 8 seconds.
(c) SRS Airbag Warning Light
This indicator comes on when the ignition key is turned to
the ºACCº or ºONº position. It goes off after about 6
seconds. This means the SRS airbag system is operating
properly.
The SRS airbag warning light system monitors the airbag
sensor assembly, inflators, warning light, interconnecting
wiring and power sources.
If either of the following conditions occurs, this indicates a
malfunction somewhere in the parts monitored by the
warning light system. Contact your Lexus dealer as soon as
possible to service the vehicle.

The light does not come on as described above or remains
on.

The light comes on while driving.
(d) Discharge Warning Light
This light warns that the battery is being discharged.
If it comes on while you are driving, stop the vehicle, turn off
the engine, and check for the cause. Look first at the engine
drive belt.

If it is loose or broken, the generator will not charge the
battery properly.

If the belt is O.K., there is a problem somewhere in the
charging system.
The engine ignition will continue to operate, however, until
the battery is discharged. Turn off the air conditioning,
blower, radio, etc., and drive directly to the nearest Lexus
dealer or repair shop.
NOTICE
Do not continue driving if the engine drive belt is broken
or loose.
(e) Low Oil Pressure Warning Light
This light warns that the engine oil pressure is too low.
If it flickers or stays on while you are driving, pull off the road
to a safe place and stop the engine immediately. Call a Lexus
dealer or qualified repair shop for assistance.

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57
The light may occasionally flicker when the engine is idling
or it may come on briefly after a hard stop. There is no cause
for concern if it then goes out when the engine is accelerated
slightly.
The light may come on when the oil level is extremely low.
It is not designed to indicate low oil level, and the oil level
must be checked using the oil level dipstick.
NOTICE
Do not drive the vehicle with the warning light on ± even
for one block. It may ruin the engine.
(f) Low Engine Oil Level Warning Light
This light warns that the engine oil level is too low. Add oil
as soon as possible. (For instructions, see ºChecking the
engine oil levelº on page 342.)
While driving on steep inclines or rough roads which causes
the vehicle to substantially sway or on curves, this light may
come on due to the movement of engine oil in the engine.
NOTICE
Continued engine operation with low engine oil will
damage the engine.
(g) Malfunction Indicator Lamp
This lamp comes on in the following cases.
a. The fuel tank is completely empty. (See ºFuel gaugeº on
page 49 for instructions.)
b. The fuel tank cap is not tightened securely (SC400 only).
(See ºFuel tank capº on page 85 for instructions.)
c. There is a problem
somewhere in your engine or automatic
transmission electrical system.
If it comes on while you are driving in case ºc.º, have your
vehicle checked/repaired by your Lexus dealer as soon as
possible.
(h) ºABSº Warning Light
This light warns that there is a problem somewhere in your
anti±lock brake system.
If the light comes on while you are driving, have your vehicle
checked by your Lexus dealer as soon as possible.
The light will come on when the ignition key is turned to
ºONº, and will go off after about a few seconds.
When the ºABSº warning light is on (and the brake system
warning light is off), the brake system operates
conventionally but anti±lock brake system is not assisting
brake performance so that the wheels could lock up during a
sudden brake or braking on slippery road surfaces.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
58
(i) Open Door Warning Light
This light remains on until all the doors are completely closed.
(j) Rear Light Failure Warning Light
If this light comes on when the headlight switch is turned on
(at the first or second clickstop), it indicates that one or more
of the tail lights are burned out.
If it comes on when the brake pedal is depressed, one or more
stop lights are burned out.
Have defective bulbs replaced as soon as possible.
(k) ºTRAC OFFº Indicator/Warning Light
This light comes on when the ignition key is turned to ºONº,
and will go off after about a few seconds. This means that the
system is operating properly.
If either of the following conditions occurs, this indicates a
malfunction somewhere in the parts monitored by the
warning light system. Contact your Lexus dealer as soon as
possible to service the vehicle.

The light remains on more than a few seconds after the
ignition switch is turned on.

The light comes on while driving even if the ºTRAC OFFº
switch is not pushed.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
59
(l) Low Washer Fluid Warning Light
This light comes on when the fluid level in the tank becomes
nearly empty. Fill the tank as soon as possible.
(m) Low Fuel Level Warning Light
This light comes on when the fuel level in the tank becomes
nearly empty. Fill the tank as soon as possible.
On inclines or curves, due to the movement of fuel in the tank,
the low fuel level warning light may come on earlier than
usual.
(n) Key Reminder Buzzer
This buzzer reminds you to remove the key when you open
the driver's door with the ignition key in the ºACCº or
ºLOCKº position.
How to check all the service reminder
indicators
(except the low fuel level warning light):
1. Apply the parking brake.
2. Open the door.
The following service reminder indicator should come on. It
goes off when you close the door completely.
3. Turn the ignition key to ºACCº.
The following service reminder indicator should come on. It
goes off after 6 seconds.
4. Turn the ignition key to ºONº.
The following service reminder indicators should come on.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
60

The following service reminder indicators go off after about
a few seconds.

5. Turn the ignition key to ºSTARTº.
The following service reminder indicators should come on.

If any service reminder indicator or warning buzzer does not
function, either the bulb is burned out or circuit is in need of
repair. Have it checked by your Lexus dealer as soon as
possible.
CRUISE INFORMATIONDISPLAY

GAUGES, METERS AND SERVICE REMINDER INDICATORS
62
To change the mode, push the ºMODE/RESETº button
briefly at the right bottom of the instrument cluster.
The initial mode with the ignition switch turned to ºONº is an
outside temperature display.(1) Outside temperature(Figures with º Fº)
The displayed temperature ranges from ±30 C (±22F)
up to 50C (122F).
If the temperature does not appear on the display or it shows

GAUGES, METERS AND SERVICE REMINDER INDICATORS
63
º± ±º, take your vehicle to your Lexus dealer.
(2) Driving time
(Figures with ºE/Tº)
The total time during the engine running is displayed.
When the engine is started again after the ignition is off, the
driving time is added to the previous value. Up to 99 hours
59 minutes can be displayed. When the driving time exceeds
99 hours 59 minutes, the display returns to 0 and recounting
starts.
To count from the beginning, push the ºMODE/RESETº
button for more than 1 second.
(3) Average vehicle speed(Figures with ºAVG MPHº)
The average vehicle speed is calculated and displayed
based on the total driving distance and the total driving
time with the engine running.
The displayed value is updated every 10 seconds.
To calculate from the beginning, push the ºMODE/RESETº
button for more than 1 second.
(4) Average fuel consumption(Figures with ºAVG MPGº)
The average fuel consumption is calculated and displayed
based on the total driving distance and the total fuel
consumption with the engine running.
The value is updated every 10 seconds.
To calculate from the beginning, push the ºMODE/RESETº
button for more than 1 second.
(5) Momentary fuel consumption(Figures with ºMPGº)
The momentary fuel consumption is calculated and
displayed based on the driving distance and the fuel
consumption for 3 seconds with the engine running.
The value is updated every 3 seconds.
If you are driving at low speeds just before stopping, the
accurate figure may not be shown.
For the display (1), (3), (4) or (5), º± ±º will appear\
in case
the data for calculation is not appropriate.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
64
INSTRUMENT PANEL LIGHTCONTROL
To adjust the brightness of the instrument panel lights,
turn the knob.
When the headlight switch is in the first or second click stop,
you can also adjust the brightness of the displays on the audio
and air conditioning systems using this knob.