1998 Lexus LS400 INSTRUMENT

HOW TO USE THIS MANUAL
iii
HOW TO USE THIS MANUAL
The contents of this manual are explained briefly on this page to
help you make the best use of the manual. Please read this page
and the rest of the Owner’s Manual carefully to make sure you
fully understand the operation of your vehicle.
This will help you enjoy safe and comfortable driving.
TABLE OF CONTENTS
The table of contents and the pictorial index provide easy reference
to the appropriate pages.
BASIC OPERATION QUICK REFERENCE
Operation of basic equipment is briefly explained in an easily
understandable way for quick reference.
SECTION 1 INSTRUMENTS AND CONTROLS
The vehicle’s equipment is divided into the 7 groups listed below.
Use of the equipment is explained, including any points you should
pay particular attention to.
1. Keys and doors
2. Switches
3. Gauges, meters and service reminder indicators
4. Interior equipment
5. Exterior equipment
6. Comfort adjustment
7. Theft deterrent
SECTION 2 AIR CONDITIONING AND AUDIO
The features of the vehicle’s air conditioning and audio are explained
in detail. Be sure to read this section so that you can make full use
of them.
SECTION 3 STARTING AND DRIVING
Starting the engine, driving, stopping, operation of features af fecting
vehicle handling, hints on vehicle safety and safe driving techniques
are all explained. Please read ev erything in this section, and
remember drive safely!
SECTION 4 IN CASE OF AN EMERGENCY
This section explains what to do in the event of an urgent situation
such as the engine not starting or getting a flat tire, etc. If such a
problem occurs, check the contents of this Owner’s Manual and
follow the instructions given.
SECTION 5 MAINTENANCE
This section explains the impor tance of regular maintenance.
Regular and periodic inspection and maintenance of your Lexus will
help to keep your vehicle in its best condition.
SECTION 6 SERVICE PROCEDURES AND
SPECIFICATIONS
Simple maintenance procedure and service data are provided here
for your reference should you wi sh to perform inspection and
maintenance yourself.

BASIC
OPERATION
SECTION 1
SECTION 2
SECTION 3
SECTION 4
SECTION 5
SECTION 6
SECTION 7
INDEX
TABLE OF CONTENTS
v
BASIC OPERATION QUICK REFERENCE1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 1 INSTRUMENTS AND Keys and doors7
. . . . . . . . . . . . . . . . . . . . . .
CONTROLS Switches21
. . . . . . . . . . . . . . . . . . . . . . . . .
Gauges, meters and service
reminder indicators
33
. . . . . . . . . . . . . . . . . .
\bInterior equipment47
. . . . . . . . . . . . . . . . . . .
Exterior equipment61
. . . . . . . . . . . . . . . . . .

Comfort adjustment69
. . . . . . . . . . . . . . . . . .
Theft deterrent116
. . . . . . . . . . . . . . . . . . . .
SECTION 2 AIR CONDITIONING AND AUDIO120
. . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 3 STARTING AND Starting and driving154
. . . . . . . . . . . . . . . . .
DRIVING Driving tips180
. . . . . . . . . . . . . . . . . . . . . .
SECTION 4 IN CASE OF AN EMERGENCY192
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 5 MAINTENANCE212
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . .
SECTION 6 SERVICE PROCEDURES Introduction218
. . . . . . . . . . . . . . . . . . . . . .
AND SPECIFICATIONS Engine224
. . . . . . . . . . . . . . . . . . . . . . . . . .
Chassis236
. . . . . . . . . . . . . . . . . . . . . . . . .
\bElectrical components248
. . . . . . . . . . . . . . .
Body268
. . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION 7 REPORTING SAFETY DEFECTS FOR U.S. OWNERS276
. . . . . . .
INDEX277
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GAS STATION INFORMATION Inside back cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
QUICK INDEX Back cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . . . . . . .

PICTORIAL INDEX
vi
INSTRUMENT PANEL
00L001-4

PICTORIAL INDEX
viii
INSTRUMENT CLUSTER (Vehicles sold in U. S. A.)
00L0461

For detailed information, refer to the description given in each section.
PICTORIAL INDEX
ix
Page
1
Engine coolant temperature gauge 34
. . . . . . . . . . . . . . . . .
2 Tachometer 35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
3 Turn signal indicator light 24
. . . . . . . . . . . . . . . . . . . . . . . .
4 Headlight indicator light 22
. . . . . . . . . . . . . . . . . . . . . . . . .
5 Headlight high beam indicator light 24
. . . . . . . . . . . . . . . .
6 Automatic transmission indicator lights 160
. . . . . . . . . . . .
7 Fuel gauge 34
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
8 Low fuel level warning light 40
. . . . . . . . . . . . . . . . . . . . . .
9 Cruise control indicator light 168
. . . . . . . . . . . . . . . . . . . . .
10 Height control indicator light 172
. . . . . . . . . . . . . . . . . . . .
11 Power mode indicator light 167
. . . . . . . . . . . . . . . . . . . . . .
12 Snow mode indicator light 167
. . . . . . . . . . . . . . . . . . . . . . .
13 Antilock brake system warning light 39
. . . . . . . . . . . . . . . Page
14 Vehicle skid control system off
indicator light 173
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15 Malfunction indicator lamp 39
. . . . . . . . . . . . . . . . . . . . . . .
16 Slip indicator light 173
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17 Multi information display 41
. . . . . . . . . . . . . . . . . . . . . . . .
18 Odometer and trip meter 36
. . . . . . . . . . . . . . . . . . . . . . . . .
19 Brake system warning light 37
. . . . . . . . . . . . . . . . . . . . . . .
20 SRS warning light 38
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21 Open door warning light 39
. . . . . . . . . . . . . . . . . . . . . . . . .
22 Driver’s seat belt reminder light 38
. . . . . . . . . . . . . . . . . . .
23 Discharge warning light 39
. . . . . . . . . . . . . . . . . . . . . . . . . .
24 Instrument panel light control 46
. . . . . . . . . . . . . . . . . . . . .
25 ODO/TRIP RESET button 36
. . . . . . . . . . . . . . . . . . . . . . . .

PICTORIAL INDEX
x
INSTRUMENT CLUSTER (Vehicles sold in Canada)
00L0471

For detailed information, refer to the description given in each section.
PICTORIAL INDEX
xi
Page
1
Engine coolant temperature gauge 34
. . . . . . . . . . . . . . . . .
2 Tachometer 35
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
3 Turn signal indicator light 24
. . . . . . . . . . . . . . . . . . . . . . . .
4 Tail light indicator light 22
. . . . . . . . . . . . . . . . . . . . . . . . . .
5 Headlight high beam indicator light 24
. . . . . . . . . . . . . . . .
6 Automatic transmission indicator lights 160
. . . . . . . . . . . .
7 Fuel gauge 34
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
8 Low fuel level warning light 40
. . . . . . . . . . . . . . . . . . . . . .
9 Cruise control indicator light 168
. . . . . . . . . . . . . . . . . . . . .
10 Power mode indicator light 167
. . . . . . . . . . . . . . . . . . . . . .
11 Snow mode indicator light 167
. . . . . . . . . . . . . . . . . . . . . . .
12 Antilock brake system warning light 39
. . . . . . . . . . . . . . . Page
13 Vehicle skid control system
off indicator light 173
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14 Malfunction indicator lamp 39
. . . . . . . . . . . . . . . . . . . . . . .
15 Slip indicator light 173
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16 Multi information display 41
. . . . . . . . . . . . . . . . . . . . . . . .
17 Odometer and trip meter 36
. . . . . . . . . . . . . . . . . . . . . . . . .
18 Brake system warning light 37
. . . . . . . . . . . . . . . . . . . . . . .
19 SRS warning light 38
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
20 Open door warning light 39
. . . . . . . . . . . . . . . . . . . . . . . . .
21 Driver’s seat belt reminder light 38
. . . . . . . . . . . . . . . . . . .
22 Discharge warning light 39
. . . . . . . . . . . . . . . . . . . . . . . . . .
23 Instrument panel light control 46
. . . . . . . . . . . . . . . . . . . . .
24 ODO/TRIP RESET button 46
. . . . . . . . . . . . . . . . . . . . . . . .

00L013
00L014
High beam
Headlight flasherParking, tail, license plate,
side marker and instrument
panel lights turn on.
Headlights also turn on.
Automatic light control
00L013
00L013
Parking, tail, license plate,
side marker and instrument
panel lights turn on.
Headlights also turn on
at full intensity.
Automatic light controlParking, tail, license plate,
side marker and instrument
panel lights turn on.
Headlights also turn on.
Automatic light control
BASIC OPERATION QUICK REFERENCE
5
4. HEADLIGHT AND TURN SIGNAL
SW
ITCH
HEADLIGHT SWITCH (FOR U.S.A.)
HEADLIGHT SWITCH (FOR CANADA)
With the ignition OFF
With the engine started and parking brake
released