2007 Lexus GX470 horn

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1
1-6. Theft deterrent system
Before driving
Alarm
Deactivating or stopping the alarmDo one of the following:
● Unlock the doors using the key or the wireless remote control.
● Start the engine.
■Items to check before locking the vehicle
To prevent unintended triggering of the alar m, check that there is no one in the vehi-
cle, and that all windows and the moon roof are closed before locking the vehicle.
■When the battery is disconnected
Be sure to cancel the alarm system.
If the battery is discharged before cancel ing the alarm, the system may be triggered
when the battery is reconnected.
The alarm warns of forcible entry using the horn and lights.
To arm the alarm, exit the vehi-
cle, make sure that the doors
and hood are closed, and lock
all the doors.
The system will operate auto-
matically once the indicator
begins to flashing.

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3-6. Other interior features
3
Interior features
Lexus Link System (if equipped)
The Lexus Link System is a communication service that uses Global Posi-
tioning System (GPS) data and cellular service to provide you with safety,
security and convenience. This system is only operational in GPS and cellu-
lar coverage areas. Button operation and voice commands are used to
operate the system. To operate the system, follow the voice guidance
instructions. For details about service and subscription, call the Lexus Link
Call Center at 1-800-25-LEXUS (1-800-255-3987) (toll-free).
■ Buttons
Voice keypad button
Volume control
Phone button
“SERVICES” button
Emergency button
■ Services
The Lexus Link System offers the following services.
● Airbag deployment notification ( P. 2 5 9 )
● Emergency assistance ( P. 2 5 9 )
● Stolen vehicle location assistance ( P. 260)
● Remote horn/lights and remote door lock/unlock ( P. 260)
● Advisor record ( P. 2 6 1 )
● Personal calling ( P. 2 6 1 )
● Other services ( P. 260)
Operating the Lexus Link Sy stem during a Bluetooth phone call will ter-
minate the Bluetooth phone call.

260
3-6. Other interior features
Stolen vehicle location assistance
If your vehicle is stolen, call the Lexus Link Call Center at 1-800-25-
LEXUS (1-800-255-3987) (toll-free) and select the option for Lexus Link.
To protect subscribers’ privacy, the location of a vehicle will not be provided to
anyone other than a law enforcement authority.
Remote horn/lights and remote door lock/unlock
The remote operations are performed by contacting the Lexus Link Call
Center from the outside of the vehicle. When necessary, call the Lexus Link
Call Center at 1-800-25-LEXUS (1-800-255-3987) (toll-free) and
select the option for Lexus Link.
● In the case that you forget to lock the vehicle or you are locked out, the
Lexus Link Call Center can send a sig nal to lock or unlock the vehicle
remotely.
● In the case that you forget where you parked the vehicle, such as in a
large parking lot, the Lexus Link Call Center can send a signal to flash the
headlights and sound the horn to help you locate the vehicle.
When contacting the Lexus Link Call Center from the outside of the vehicle,
you need the Lexus Link PIN (Personal Identification Number). Write the PIN
down and carry it with you.
Other services
Press the button in the vehicle or call the Lexus Link Call Center at 1-
800-25-LEXUS (1-800-255-3987) (toll- free), and then select the option
for Lexus Link. The services provided will depend on the service plan level.

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4-3. Do-it-yourself maintenance
4
Maintenance and care
FuseAmpereCircuit
25DOME10
Ignition switch light, interior lights,
personal lights, foot lights, running
board lights, door courtesy lights,
inside door handle lights, trip infor-
mation display
26RADIO NO.120Audio system, navigation system
27ECU-B10
Multiplex communication system,
vehicle stability control system, wire-
less remote control system, inside
rear view mirror, air conditioning sys-
tem, electronic modulated suspen-
sion, driving position memory system,
power windows, moon roof, rear view
monitor system
28ECU-B NO.210Theft deterrent system
29ABS MTR40
Anti-lock brake system, vehicle sta-
bility control system, active traction
control system, brake assist system
30AM230Starting system, IGN, SRS, GAUGE,
ST2
31ABS SOL30
Anti-lock brake system, vehicle sta-
bility control system, active traction
control system, brake assist system
32ALT-S7. 5Charging system
33MAYDAY7. 5Lexus Link System
34HORN10Horns

5
When trouble arises
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5-2. Steps to take in an emergency
If the engine will not start
If the engine will not start even though correct starting procedures are
being followed (
P. 95), consider each of the following points.
■The engine will not start even when the starter motor operates
normally
One of the following may be the cause of the problem.
● There may not be sufficient fuel in the vehicle’s tank.
Add fuel to the vehicle.
● The engine may be flooded.
Try to restart the engine once more following correct starting
procedures. ( P. 9 5 )
● There may be a malfunction in the engine immobilizer system.
( P. 4 9 )
■ The starter motor turns over slowly, interior lights and headlights
are dim, or the horn does not sound or sounds at a low volume
One of the following may be the cause of the problem.
●The battery may be discharged. ( P. 370)
● The battery terminal connections may be loose or corroded.
■ The starter motor does not turn over, interior lights and headlights
do not turn on, or the horn does not sound
One of the following may be the cause of the problem.
●One or both of the battery terminals may be disconnected.
● The battery may be discharged. ( P. 370)
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.

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What to do if...
What to do if...
A tire puncturesP. 3 5 6If you have a flat tire
The engine does not start
P. 4 9Engine immobilizer system
P. 3 6 7If the engine will not start
P. 3 7 0If the battery is discharged
The shift lever cannot be
moved outP. 3 6 8If the shift lever cannot be shifted
from “P”
The engine coolant temperature
gauge enters the red zone
Steam can be seen coming
from under the hood
P. 3 7 3If your vehicle overheats
The key is lostP. 3 6 9If you lose your keys
The battery is dischargedP. 3 7 0If the vehicle has a discharged battery
The doors cannot be lockedP. 6Doors
The horn begins to soundP. 5 1Alarm
The vehicle is stuck in mud or
sandP. 3 7 5If the vehicle becomes stuck