service indicator LEXUS SC300 1999 User Guide

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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.

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(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.

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(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.

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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

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The following information is shown with the ignition
switched ºONº.
(1) Outside temperature
(2) Driving time
(3) Average vehicle speed
(4) Average fuel consumption
(5) Momentary fuel consumption
The displayed values in the cruise information display
indicate the general driving condition, so those may not show
precise and actual condition.

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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

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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.

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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.

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CAUTION
The driver or front passenger too close to the steering wheel
or dashboard during airbag deployment can be killed or
seriously injured. Lexus strongly recommends that:

The driver sit as far back as possible from the steering
wheel while still maintaining control of the vehicle.

The front passenger sit as far back as possible from the
dashboard.

All vehicle occupants be properly restrained using the
available seat belts.
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 airbags are operating
properly.
The SRS airbag warning light system monitors the airbag
sensor assembly, inflators, warning light, interconnecting
wiring and power sources. (For details, see ºService
reminder indicators and warning buzzersº on page 53 for
instructions.)

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This SRS airbag system has a service reminder indicator to
inform the driver of operating problems. If either of the
following conditions occurs, this indicates a malfunction of
the airbags. Contact your Lexus dealer as soon as possible to
service the vehicle.

The light does not come on when the ignition key is turned
to the ºACCº or ºONº position, or remains on.

The light comes on while driving.