audio lexus LS400 1998 Audio System / LEXUS 1998 LS400 OWNER'S MANUAL (OM50498U)

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . . . . . . .

For detailed information, refer to the description given in each section.
PICTORIAL INDEX
vii
Page
1
Door lock switch and power window
switches 19, 28
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
2 Driving position memory switch 113
. . . . . . . . . . . . . . . . . .
3 Shoulder anchor control switch 83
. . . . . . . . . . . . . . . . . . . .
4 Power rear view mirror control switch 78
. . . . . . . . . . . . . .
5 Parking brake release lever 158
. . . . . . . . . . . . . . . . . . . . . .
6 Fuel filler door opener 65
. . . . . . . . . . . . . . . . . . . . . . . . . . .
7 Trunk lid opener 64
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8 Parking brake 158
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9 Headlight, turn signal and fog
light switch 22, 24, 25
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10 Windshield wiper and washer switch 25
. . . . . . . . . . . . . . . .
11 Multi information control switch 41
. . . . . . . . . . . . . . . . . . .
12 Cruise control switch 168
. . . . . . . . . . . . . . . . . . . . . . . . . . . Page
13 Outside temperature display
51
. . . . . . . . . . . . . . . . . . . . . . .
14 Clock 51
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . .
15 Emergency flasher switch 31
. . . . . . . . . . . . . . . . . . . . . . . .
16 Automatic air conditioning controls 121
. . . . . . . . . . . . . . .
17 Car audio 132
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
18 Vehicle skid control system off switch 173
. . . . . . . . . . . . . .
19 Headlight cleaner switch 27
. . . . . . . . . . . . . . . . . . . . . . . .
20 Seat heater switches 32
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
21 Ashtray 52
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . .
22 Height control switch 171
. . . . . . . . . . . . . . . . . . . . . . . . . . .
23 Driving pattern selector switch 160
. . . . . . . . . . . . . . . . . . .
24 Automatic transmission selector lever 160
. . . . . . . . . . . . . .
25 CD automatic changer 143
. . . . . . . . . . . . . . . . . . . . . . . . . .
26 Glovebox 54
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. .

SECTION 2
120
AIR CONDITIONING AND AUDIO
Automatic air conditioning controls 121. . . . . . . . . . . . . . . . . . . . . . . . . . .
Audio system 132. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
For vehicles equipped with Navigation System, please refer to
the separate ”Owner’s Manual for Navigation System”.

AIR CONDITIONING AND AUDIO
121
AUTOMATIC AIR CONDITIONING CONTROLS
21L001-5
The automatic air conditioning automatically maintains the set
temperature.
This air conditioning features automatic fan speed and air flow
control which automatically selects the most suitable fan speed
and air flow to control the temperature. The ignition key must be
in the ”ON” position.NOTICE
To prevent the battery from being discharged, do not leave the air
conditioning on longer than necessary when the engine is not
running.

AIR CONDITIONING AND AUDIO
122
1
Driver side temperature control button
2
Front windshield button
3
Driver side temperature display (in degrees Fahrenheit or
Centigrade)
4
Fan speed display
5
Air intake control button
6
Air flow display
7
Air conditioning onoff button
8
Passenger side temperature control button
9
Passenger side temperature display (in degrees Fahrenheit
or Centigrade)
10Separate/dual control button
11Air flow control button
12Fan speed control button
13OFF button
14Automatic control button

AIR CONDITIONING AND AUDIO
123
21L002-6
Air flow selection

AIR CONDITIONING AND AUDIO
124
(a) Climate control
SETTING OPERATION automatic control
21L003-3
1. Push the ”AUTO” button.
Air flow quantity, switching of the diffusers, onoff of the air
conditioning, and switching of the air intake between
RECIRCULATED AIR and OUTSIDE AIR are automatically
adjusted. The operation status is shown by each indicator.
When one of the manual control buttons is depressed while operating
in automatic mode, the operation corresponding to the button
depressed is set. Other conditions continue to be adjusted
automatically.
Push the ”OFF” button to turn the air conditioning off.
21L0401
2. Use the ”TEMP” or ”PASSENGER TEMP” button to set the
desired temperature.
The ”TEMP” or ”PASSENGER TEMP” button is used to set the
desired temperature. The temperature will be controlled on the
driver and passenger sides simultaneously or individually.
”TEMP” button Changes the temperature on the driver and
passenger sides simultaneously or the driver side only.
”PASSENGER TEMP” button Changes the temperature on the
passenger side only.
”DUAL” button Changes the mode of the temperature setting.
The indicator on the ”DUAL” button has two modes:
With the indicator on For individual temperature setting
With the indicator off For simultaneous temperature setting

AIR CONDITIONING AND AUDIO
125
21L005-2
Driver side setting
Passenger side setting
Mixed settingSETTING OPERATION manual control
If manual air flow selection is desired
21L006-3
The outlets from which air is delivered can be selected manually by
pushing the button. The function of each mode is as follows:
1
Panel Air flows mainly from the instrument panel vents.
2
Bilevel Air flows from both the floor vents and the
instrument panel vents.
3
Floor Air flows mainly from the floor vents.
4
Floor/Windshield Air flows mainly from the floor vents and
windshield vents.

AIR CONDITIONING AND AUDIO
126If quick heating or cooling is desired
Push the ”TEMP” or ”PASSENGER TEMP” button on either side
and hold it until ”MAX. HOT” or ”MAX. COLD” appears on the
display.
If manual fan speed control is desired
21L007-3
1
Fan speed at low 2
Fan speed at high
The fan speed can be set to your desired speed by pushing the
appropriate side of fan speed control button. The higher the fan
speed is, the more air is delivered. Pushing the ”OFF” button turns
off the fan.
To remove exterior windshield frost, use the high speed setting.If manual switching of air intake is desired
21L008-4
Each time you push the air intake control button, the mode changes
in order from the RECIRCULATED AIR mode to AUTOMATIC
mode to OUTSIDE AIR mode, then back to the RECIRCULATED
AIR mode. Each indicator light shows which mode is now selected.
1
RECIRCULATED mode If quick circulation of cooled air
is desired, select this mode.
2
AUTOMATIC mode When driving where the outside air is
dirty (i.e., when the vehicle running just in front of your vehicle
accelerates rapidly), the system changes automatically from
the OUTSIDE AIR mode to the RECIRCULATED mode.
3
OUTSIDE AIR mode The system will take fresh outside air
into the vehicle.