service indicator Lexus ES300 2001 s (in English) User Guide

GAUGES, METERS AND SERVICE REMINDER INDICATORS
63
(b) Seat Belt Reminder Light and Buzzer
This light and buzzer remind you to buckle up the driver's
seat belt.
Once the ignition key is turned to ªONº or ªSTARTº, the
reminder light and buzzer come on if the driver's seat
belt is not fastened. Unless the driver fastens the belt,
the light stays on and the buzzer stops after about 4 to
8 seconds.
(c) SRS Warning Light
This light comes on when the ignition key is turned
to the ªACCº or ªONº position. It goes off after
about 6 seconds. This means the SRS airbags and
seat belt pretensioners are operating properly.
This warning light system monitors the airbag sensor
assembly, front airbag sensors, side airbag sensors,
front seat belt pretensioner assemblies, 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.
 The light stays on or flashes.
 The light comes on or starts flashing while driving.
If the light stays on, it indicates that the driver and front passenger airbags fail. If the light flashes, the side
airbags and/or seat belt pretensioners fail.
(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.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
64
(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.
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 ªChecking
the engine oil levelº on page 410.)
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 oilwill damage the engine.
(g) Malfunction Indicator Lamp
This lamp comes on in the following cases.
a. The fuel tank is completely empty. (See ªFuel gaugeº on page 54 for instructions.)
b. The fuel tank cap is not tightened securely. (See ªFuel tank capº on page 108 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 ªc.º, have your
vehicle checked/repaired by your Lexus dealer as soon
as possible.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
65
(h) ªABSº Warning Light
The light comes on when the ignition key is turned to the
ªONº position. If the anti±lock brake system and the
brake assist system work properly, the light turns off after
a few seconds. Thereafter, if either of the systems
malfunctions, the light comes on again.
When the ªABSº warning light is on (and the brake
system warning light is off), the anti±lock brake system,
the brake assist system, the traction control system and
the vehicle skid control system do not operate, but the
brake system still operates conventionally.
When the ªABSº warning light is on (and the brake
system warning light is off), the anti±lock brake system
does not operate so that the wheels could lock up during
a sudden braking or braking on slippery road surfaces.
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 when the ignition key is
turned to the ªONº position, or remains on.
 The light comes on while you are driving.
A warning light turning on briefly during operation does
not indicate a problem.
(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) Vehicle Skid Control System Warning Lights (Vehicles with Vehicle Skid
Control System only)
These lights warn that there is a problem somewhere in
the vehicle skid control system, traction control system
and brake assist system.
The lights will come on when the ignition key is turned to
ªONº, and will go off after a few seconds.
If the ªVSCº warning light and ªVSC OFFº indicator light
come on, the vehicle skid control system, traction control
system and brake assist system do not work. However,
as conventional braking operates when applied, there is
no problem to continue your driving.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
66If 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 ªVSCº warning light and/or ªVSC OFFº indicator
light do/does not come on after the ignition is turned
to on.
 The ªVSCº warning light and ªVSC OFFº indicator
light are left on after the ignition is turned to on.
 The ªVSCº warning light and ªVSC OFFº indicator
light come on while driving without pushing ªVSC
OFFº switch.
(l) ªTRAC OFFº Indicator/Warning Light
(Vehicles with Traction Control
System only)
This light warns that when there is a problem
somewhere in the traction control system.
The light will come on when the ignition key is turned to
ªONº, and will go off after a few seconds.
If either of the following conditions occurs, this indicates
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 after the ignition is turned to
on. 
The light is left on after the ignition is turned to on.
 The light comes on while driving without pushing
ªTRAC OFFº switch.
 The light flashes.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
67
(m) Low Washer Fluid Warning Light
This light comes on when the fluid level in the tank
becomes nearly empty. F ill the tank as soon as possible.
(n) Low Fuel Level Warning Light
This light comes on when the fuel level in the tank
becomes nearly empty. F ill 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.
(o) Automatic Headlight Leveling System Warning Light (Vehicles with
discharge headlight only)
This light warns that when there is a problem
somewhere in the automatic headlight leveling
system.
If it comes on, have your vehicle checked by your Lexus
dealer.
(p) Key Reminder Buzzer
This buzzer reminds you to remove the key when you
open the driver's door with the ignition key in the ªACCº
or ªLOCKº position.
How to check all the service reminder
indicators
(except the low fuel level warning light and low
washer fluid 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 ªACCº.
The following service reminder indicator should come
on. It goes off after 6 seconds.
4. Turn the ignition key to ªONº.
The following service reminder indicators should come
on.
or

or

GAUGES, METERS AND SERVICE REMINDER INDICATORS
68
w069
and

Automatic headlight leveling system
warning light
The following service reminder indicators go off after a
few seconds.
or
and
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5. Turn the ignition key to ªSTARTº.
The following service reminder indicators should come
on.

If any service reminder indicator or warning buzzer does
not function, have it checked by your Lexus dealer as soon as possible.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
69
INSTRUMENT PANEL LIGHTCONTROL
13E005
To adjust the brightness of the instrument panel
lights, turn the knob.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
70

COMFORT ADJUSTMENT
148
16E179
This indicator comes on when the ignition key is
turned to the ªACCº or ªONº position. It goes off
after about 6 seconds. This means the front seat belt
pretensioners are operating properly.
This warning light system monitors the airbag sensor
assembly, front airbag sensors, side airbag sensors,
front seat belt pretensioner assemblies, inflators,
warning light, interconnecting wiring and power sources.
(For details, see ªService reminder indicators and
warning buzzersº on page 60 for instructions.)

COMFORT ADJUSTMENT
151
16E179
This front seat belt pretensioner system has a service
reminder indicator to inform the driver of operating
problems. If any of the following conditions occurs, this
indicates a malfunction of the airbags or pretensioners.
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 ªACCº or ªONº position, or the light
remains on.
 The light comes on or flashes while driving.
 If either front seat belt does not retract or cannot be
pulled out due to a malfunction or activation of the
relevant front seat belt pretensioner.