2000 Lexus LS400 brake

GAUGES, METERS AND SERVICE REMINDER INDICATORS
65
(a) Brake System Warning Light
This light comes on in the following cases when the
ignition key is turned on.
When the parking brake is applied ...
 When the brake fluid level is low ...
Have your vehicle checked at your Lexus dealer in
the following cases:
The light does not come on even if the parking brake is
applied with the ignition ªONº.
CAUTION
If the light does not go out even after the parking brake
is released during the engine running, immediately stop
your vehicle at a safe place and contact your Lexus
dealer. In this case, the brakes may not work properly
and your stopping distance will be longer. Depress the
brake pedal firmly.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
68
(g) ºABSº Warning Light
The light comes on with the ignition key turned to ªONº.
If the anti±lock brake system and the brake assist
system work properly, the light goes out after a few
seconds. Thereafter, if either of the systems
malfunctions, the light comes on.
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/or the vehicle skid control system do/does 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 the following conditions occur, 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 with the ignition key
turned to ªONº, or remains on.
 The light comes on while driving.
If the light lit during driving goes out and does not come
on again, it is a normal operation.
(h) Open Door Warning Light
This light remains on until all the doors are completely
closed.
(i) 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.
(j) 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.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
69
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.

or
or

or
The following service reminder indicators go off after 3
seconds.

or
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.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
76When your brake pads are worn enough to require
replacement, the above message appears, the
reminder
light flashes and the warning tone sounds.
If this message appears while you are driving, have the
brake pads checked and replaced by your Lexus dealer
as soon as possible.
W43W43
W42W42
W45±1
W44W44
W46W46
When any door or trunk is open with the ignition
switch turned on, the message which door or trunk
is open appears, and the reminder light comes on. If you continue driving with any door or trunk open, the
reminder light starts flashing and the warning tone
sounds to remind you to close the door or trunk.
W52W52
If the driver's door is opened with the ignition switch
turned off and the moon roof opened, the above
message appears and the reminder light flashes.
W48W48

GAUGES, METERS AND SERVICE REMINDER INDICATORS
77
In the following cases, the warning message
appears and the reminder light next to the warning
message and the ºVSC OFFº indicator light come
on. And the warning tone also sounds.
(a) After
the removal of the battery terminals (See ºInitial
adjustment of vehicle skid control systemº on page 318.)
(b) If the vehicle skid control system malfunctions
If the message appears, the brake assist system does
not work, however, there is no problem to continue your
driving. If the message appears for the cause of (b),
have your vehicle checked by Lexus dealer as soon as
possible.

GAUGES, METERS AND SERVICE REMINDER INDICATORS
78
W49W49
In the following cases, the above message appears,
the reminder light comes on and the warning tone
sounds.
When the headlight switch is turned to the first or
second clickstop with one or more of tail light bulbs
burned out.
 When the brake pedal is held down with one or more
of stop light bulbs burned out.
Have defective bulbs replaced as soon as possible.
W50W50
When the engine oil level is too low, the above
message appears, the reminder light comes on and
the warning tone sounds.
Add oil as soon as possible. (For instructions, see
ºChecking the engine oil levelº on page 413.)
NOTICE
Continued engine operation with low engine oil will damage the engine.

SECTION 3 ± 1
279
STARTING AND DRIVING
Starting and driving
Three±way catalytic converter279
. . . . . . . . . . . . . . . . . .
Engine exhaust caution 282
. . . . . . . . . . . . . . . . . . . . . . . .
Before starting the engine 283
. . . . . . . . . . . . . . . . . . . . . .
Ignition switch with steering lock 284
. . . . . . . . . . . . . . . .
Parking brake 286
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
How to start the engine 288
. . . . . . . . . . . . . . . . . . . . . . . .
Automatic transmission 289
. . . . . . . . . . . . . . . . . . . . . . . .
Electronic throttle control system 303
. . . . . . . . . . . . . . . .
Cruise control 305
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electronically modulated air suspension 309
. . . . . . . . . .
Traction control system 312
. . . . . . . . . . . . . . . . . . . . . . . .
Vehicle skid control system 315
. . . . . . . . . . . . . . . . . . . . .
Brake system 321
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Types of tires 328
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
THREE±WAY CATALYTIC
CONVERTER

STARTING AND DRIVING
286ºLOCKº ± Engine is off and the steering wheel is
locked. The ignition key can be removed only at this
position.
To turn the key from ºACCº to the ºLOCKº position, you
must put the transmission selector lever in the ºPº
position.
Once you remove the key, the engine immobiliser
system is automatically set. See ºEngine immobiliser
systemº on page 15.
When
starting the engine, the key may seem stuck at the
ºLOCKº position. To free it, first be sure the key is
pushed all the way in, and then rock the steering wheel
slightly while turning the key gently.
If, in an emergency, you must turn the engine off while
the vehicle is moving, turn the key only to ºACCº.
PARKING BRAKE
31L005a