2003 Lexus GX470 engine

EXTERIOR EQUIPMENT
84
FUEL TANK CAP
This indicates that the fuel filler door is on the left side of
your vehicle.
1. To open the fuel filler door, pull the lever under the
instrument panel.
When refueling, turn off the engine.
CAUTION
Do not smoke, cause sparks or allow open flames
when refuelling. The fumes are flammable.
 When opening the cap, do not remove the cap
quickly. In hot weather, fuel under pressure could
cause injury by spraying out of the filler neck if the
cap is suddenly removed.

THEFT DETERRENT
175
THEFT DETERRENT SYSTEM
To deter theft of the vehicle, this system is designed to
sound an alarm if any of the doors or hood is forcibly
unlocked or the battery terminal is disconnected and then
reconnected while the vehicle is locked.
The alarm blows the horn intermittently and flashes the
headlights, tail lights and turn signal lights.
Further more when the center interior light switch and personal
light switch are in the “DOOR” position, the center interior light
and personal lights turn on.
 Security indicator light
Setting the system
1. Turn the ignition key to the “LOCK” position and
remove it.
The engine immobiliser system causes the indicator light to
flash.
2. Close and lock all the doors and hood using an ignition
key or wireless remote control.
If you lock them with wireless remote control, the turn signals
flash once.
The flashing indicator light will remain on when all the doors
and hood are closed and locked.
3. After 30 seconds, the indicator starts flashing and the
system is set.

AIR CONDITIONING
180The automatic air conditioning automatically maintains
the set temperature.
In the automatic operation mode, the air conditioning selects
the most suitable fan speed, air flow, air intake and on−
off the
air conditioning according to 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.
1“AUTO” button
2“OFF” button
3Driver side temperature display (in degrees
Fahrenheit or Centigrade)
4Fan speed display
5Air flow display
6Passenger side temperature display (in degrees
Fahrenheit or Centigrade)
7Windshield air flow button
8“PASSENGER TEMP” (passenger side temperature
control) button
9“DUAL” (temperature setting mode change) button
10“A/C” button
11“MODE”(air flow control) button
12Fan speed control button
13Air intake control button
14“TEMP” (driver side temperature control) button

AIR CONDITIONING
192
REAR COOLER CONTROLS
21PY012
 1 Rear cooler vents

2 Fan speed control button

3 “REAR COOL” button

4 Temperature control button
(a) Rear cooler ONOFF
To turn the rear cooler on, push the “REAR COOL” button
with front air conditioning on. To turn the rear cooler off,
push the button once again.
When you turn the rear cooler on with the front air conditioning
off, the cooling device is not operated.
(b) Air flow control
The fan speed can be set to your desired speed by pushing
the appropriate side of the fan speed control button.
“AUTO” mode: The fan speed is automatically adjusted only
when the air flow setting of the front air conditioning is in the
panel mode.
(c) Temperature control
You can adjust the temperature within  10F ( 5C)
which compared with the temperature setting of the front
air conditioning. Push the left side of the button to lower
the temperature, and push the right side to raise the
temperature.
NOTICE
To prevent the battery from being discharged, do not
leave the rear cooler on longer than necessary when the
engine is not running.

AUDIO
197
Using your audio system: some basics
This section describes some of the basic features of the Lexus
audio system. Some information may not pertain to your
system.
Your audio system adjusts to the optimum volume and tone
quality automatically. While the system is adjusting the audio
sound, the audio sound fades out and then fades in.
Your audio system works when the ignition switch is in the
“ACC” or “ON” position.
NOTICE
To prevent the battery from being discharged, do not
leave the car audio on longer than necessary when the
engine is not running.
(a) Turning the system on and off
Push this knob to turn the audio system on and off. Turn
this knob to adjust the volume.
The system turns on in the last mode used.

AUDIO
224
Using your rear seat audio system: some
basics
The following instructions are for the rear passengers.
Please let the rear passengers read and follow the
instructions when the rear passengers use the rear audio
system.
This section describes some of the basic features of the Lexus
audio system. Some information may not pertain to your
system.
Your audio system adjusts to the optimum volume and tone
quality automatically. While the system is adjusting the audio
sound, the audio sound fades out and then fades in.
Your audio system works when the ignition switch is in the
“ACC” or “ON” position.
NOTICE
To prevent the battery from being discharged, do not
leave the car audio on longer than necessary when the
engine is not running.
Turning the system on and off
Push “ON/SOURCE” button to turn on the rear seat audio
system.
Use “ON/SOURCE” button to select an audi o mode when the
rear seat audio system is on. Each time you push this button,
the system changes between the radio, cassette player and
compact disc player.
When you change the mode, the display indicates which mode
is selected.
When a cassette tape and compact discs are not loaded in the
front audio system, only a radio mode can be selected in the
rear seat audio system.
If you push “ON/SOURCE” button on rear seat audio system
controller to select the casette tape player mode or compact
disc player mode in that case, a beep sounds from front audio
system and “INVALID” flashes on the screen for 6 seconds,
and then the rear audio system returns to the radio mode.

AUDIO
235
The illumination of the screen is automatically turned off when
the display is closed. However, the rear seat entertainment
system is not turned off.
CAUTION
To reduce the chance of injury in case of an accident or
sudden stop while driving, close the display when it is
not in use.
NOTICE

The screen should be cleaned with a dry soft cloth.
If the screen is pushed by hand or wiped with a hard
cloth, the surface of the screen may be scratched.
 Benzene or alkaline solutions may damage the
coated surface of the screen.
 To prevent the battery from being discharged, do not
turn on the rear seat entertainment system longer
than necessary when the engine is not running.
Rear seat entertainment system controller
The rear seat entertainment system can be operated with
the rear seat entertainment system controller. The system
cannot be operated by touching the switches on the
screen directly.
CAUTION
Do not disassemble or modify the controller. It may
cause an accident, fire or electric shock.
NOTICE
Keep the controller away from direct sunlight, high heat
and high humidity. These conditions could cause the
case to deform or the battery to explode or leak.

AUDIO
239
Using your audio system: some basics
The following instructions are for the rear passengers.
Please let the rear passengers read and follow the
instructions when the rear passengers use the rear seat
entertainment system.
This section describes some of the basic features of the rear
seat entertainment system. Some information may not pertain
to your system.
Your audio system adjusts to the optimum volume and tone
quality automatically. While the system is adjusting the audio
sound, the audio sound fades out and then fades in.
The rear seat entertainment system is designed for the rear
passengers to enjoy audio and DVD video separately from the
front audio system.
The rear seat entertainment system can be operated when the
ignition key is in the “ACC” or “ON” position.
The rear passengers can enjoy all modes (AM and FM radio,
cassette tape player, compact disc player with changer and
DVD player) on the rear seat entertainment system only if a
cassette tape and a compact disc are loaded in the front audio
system.
The rear seat entertainment system can play DVD video, audio
CD, video CD, CD text, dts −CD or DVD audio only when a disc
is loaded in the DVD player.
You can enjoy videos and sound when your personal audio
system is connected to the input terminal adapter on the rear
console box. For details, refer to the manufacturer’s
instructions.NOTICE
To prevent the battery from being discharged, do not
leave the car audio on longer than necessary when the
engine is not running.