2008 Lexus GX470 security light

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1-6. Theft deterrent system
Engine immobilizer system
■System maintenance
The vehicle has a maintenance-free type of engine immobilizer system.
■Conditions that may cause the system to malfunction
●If the grip portion of the key is in contact with a metallic object.
●If the key is in close proximity to or touching a key to the security system (key
with a built-in transponder chip) of another vehicle.
■Certifications for the engine immobilizer system For vehicles sold in the U.S.A.
This device complies with Part 15 of the FCC Rules. Operation is subject to the fol-
lowing two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation. For vehicles sold in Canada
Operation is subject to the following two conditions: (1) this device may not cause
interference, and (2) this device must accept any interference, including interfer-
ence that may cause undesired operation of the device.
The vehicle’s keys have built-in transponder chips that prevent the engine
from starting if the key has not been previously registered in the vehicle’s
on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
The indicator light flashes after
the engine switch has been
turned to the “LOCK” position
to indicate that the system is
operating.
FCC ID: MOZRI-20BTY

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2-1. Driving procedures
2
When driving
■Steering lock release
■Starting the engine using the flat keyPut the key case away when the security indicator light goes out. This
means the engine immobilizer system has turned off.
Start the engine within 60 seconds after the security indicator light goes
off.
■Leak detection pump
Several hours after the engine is turned off, you may hear a sound coming from
underneath the luggage compartment for several minutes. This is normal operation
and does not indicate a malfunction. When starting the engine, the engine switch
may seem stuck in the “LOCK” position. To
free it, turn the key while turning the steering
wheel slightly in either direction.
Remove the flat key from its case. Insert the
key into the engine switch.STEP1
Bring the key case close to the engine switch
within 10 seconds as indicated by an arrow.STEP2
STEP3
STEP4

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2-2. Instrument cluster
■Indicators
The indicators inform the driver of the operating state of the vehi-
cle’s various systems.
Turn signal indicator
(→ P. 1 2 4 )“RSCA OFF” indicator
(→ P. 8 9 )
Headlight high beam indi-
cator ( →P. 1 3 5 )Downhill assist control
system indicator
(→ P. 1 5 7 )
(U.S.A.)
Headlight indicator
(→ P. 1 3 5 )
(U.S.A.)
Engine oil replacement
reminder light ( →P. 3 8 4 )
(Canada)
Tail light indicator
(→ P. 1 3 5 ) Slip indicator
(→ P. 1 6 0 )
Security indicator
(→ P. 7 0 ) “VSC OFF” indicator
(→ P. 1 4 7 )
Shift position indicators
(→ P. 121)Center differential lock
indicator ( →P. 1 4 7 )
Height control indicator
(→ P. 1 5 0 ) “AIR BAG ON” indicator
(→ P. 9 0 )
Automatic transmission
second start indicator
(→ P. 122)“AIR BAG OFF” indicator
(→ P. 9 0 )
Cruise control indicator
(→ P. 1 4 2 )
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3-6. Other interior features
3
Interior features
Garage door opener
The garage door opener (HomeLink Universal Transceiver) is manufactured
under license from HomeLink.
Programming the HomeLink (for U.S.A. owners)
The HomeLink
 compatible transceiver in your vehicle has 3 buttons
which can be programmed to operate 3 different devices. Refer to the
programming method below appropriate for the device.
Indicator
Buttons
■ Programming the HomeLink

Point the remote control for the
device 1 to 3 in. (25 to 75 mm)
from the HomeLink
 control but-
tons.
Keep the indicator light on the
HomeLink in view while pro-
gramming.
The garage door opener can be pr ogrammed to operate garage doors,
gates, entry doors, door locks, home lighting systems, and security systems,
and other devices.
STEP1

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3-6. Other interior features
Test the operation of the HomeLink by pressing the newly pro-
grammed button. Check to see if the gate/device operates cor-
rectly.
Repeat the steps above to program another device for each of
the remaining HomeLink
 buttons.
■ Programming other devices
To program other devices such as home security systems, home door
locks or lighting, contact your authorized Lexus dealer for assistance.
■ Reprogramming a button
The individual HomeLink
 buttons cannot be erased but can be
reprogrammed. To reprogram a button, follow the “Basic program-
ming” instructions.
Operating the HomeLink
Press the appropriate HomeLink button. The HomeLink indicator
light on the HomeLink transceiver should turn on.
The HomeLink continues to send a signal for up to 20 seconds as long as
the button is pressed.
Erasing the entire HomeLink memory (all three programs)
Press and hold down the 2 outside
buttons for 20 seconds until the
indicator light flashes.
If you sell your vehicle, be sure to
erase the programs stored in the
HomeLink
 memory.
STEP5
STEP6

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Alphabetical index
Rear window defogger ........................ 199
Rear window wiper and washer ........141
Replacing Fuses ........................................................ 355
Light bulbs ............................................ 365
Reporting safety defects for
U.S.A. owners .....................................442
Roof luggage carrier ............................168
Seat belts
Adjusting the seat belt ........................49
Automatic Locking Retractor (ALR) .......................................................52
Child restraint system
installation ............................................. 98
Cleaning and maintaining
the seat belts.....................................309
Emergency Locking Retractor
(ELR) ........................................................52
How to wear your seat belt..............49
How your child should wear the seat belt.......................................... 53
Pregnant women, proper seat belt use......................... 53
Reminder light.....................................385
Seat belt extenders .............................. 53
Seat belt pretensioners.......................52
Seat heaters............................................. 274
Seating capacity ..................................... 174 Seats
Seat adjustment ..................................... 34
Adjustment precautions ....................35
Child seats/child restraint
system installation..............................98
Cleaning ................................................ 308
Driver’s seat position memory ....... 45
Folding up the third seat.................... 39
Head restraint ......................................... 47
Properly sitting in the seat ................ 75
Seat heaters .......................................... 274
Removing the third seat..................... 42
Tumbling the second seat ................ 37
Security indicator................................... 130
Service reminder indicators ............. 130
Shift lever
If the shift lever cannot be shifted from P .................................. 403
Shift lock system ....................................403
Side airbags.................................................77
Side marker lights Switch........................................................ 135
Side mirror Adjusting and folding..........................59
Mirror position memory.................... 45
Spare tire
Inflation pressure................................. 419
Spark plug................................................. 416
Specifications .......................................... 412
Speedometer .......................................... 126
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