2007 Lexus GS450h alarm

TABLE OF CONTENTSIndex
ii
1-1. Hybrid system .................................. 2Hybrid system ...................................... 2
1-2. Key information ............................. 11 Keys ......................................................... 11
1-3. Opening, closing and locking 
the doors and trunk ................... 13
Smart access system with  push-button start ........................... 13
Wireless remote control .............. 22
Doors.................................................... 25
Trunk..................................................... 29
1-4. Adjustable components ............ 33 Front seats .......................................... 33
Driving position memory 
system ............................................... 35
Head restraints................................ 38
Seat belts ............................................ 40
Steering wheel.................................. 46
Inside rear view mirror .................. 47
Outside rear view mirrors ........... 48
1-5. Opening and closing the 
windows and moon roof .......... 50
Power windows............................... 50
Moon roof .......................................... 52 1-6. Refueling ........................................ 55
Opening the fuel tank cap........... 55
1-7. Theft deterrent system............... 59 Hybrid vehicle immobilizer 
system ............................................... 59
Alarm..................................................... 61
Theft prevention labels 
(U.S.A.) ............................................. 63
1-8. Safety information ....................... 64 Correct driving posture ............... 64
SRS airbags ....................................... 66
Front passenger occupant 
classification system .................... 77
Child restraint sy stems ................. 82
Installing child restraints .............. 85
2-1. Driving procedures..................... 96 Driving the vehicle .......................... 96
Starting the hybrid system ......... 103
Transmission ................................... 106
Turn signal lever.............................. 110
Parking brake .................................... 111
2-2. Instrument cluster ...................... 112 Gauges and meters ....................... 112
Indicators and warning lights ..... 116
Multi-information display............. 119
1Before driving
2When driving

Before driving1
1
1-1. Hybrid system ............................... 2Hybrid system ................................... 2
1-2. Key information ........................... 11 Keys....................................................... 11
1-3. Opening, closing and locking 
the doors and trunk................. 13
Smart access system with 
push-button start ........................ 13
Wireless remote control............ 22
Doors................................................. 25
Trunk .................................................. 29
1-4. Adjustable components ......... 33 Front seats ....................................... 33
Driving position memory 
system ............................................ 35
Head restraints .............................. 38
Seat belts ......................................... 40
Steering wheel............................... 46
Inside rear view mirror ............... 47
Outside rear view mirrors ........ 48 1-5. Opening and closing the

windows and moon roof ....... 50
Power windows ............................. 50
Moon roof ....................................... 52
1-6. Refueling ..................................... 55 Opening the fuel tank cap ....... 55
1-7. Theft deterrent system............ 59 Hybrid vehicle immobilizer 
system ............................................ 59
Alarm .................................................. 61
Theft prevention labels 
(U.S.A.) .......................................... 63
1-8. Safety information .................... 64 Correct driving posture ............ 64
SRS airbags .................................... 66
Front passenger occupant 
classification system.................. 77
Child restraint systems .............. 82
Installing child restraints ............ 85

16
1-3. Opening, closing and locking the doors and trunk
■Switching the door unlock function
It is possible to set which doors the entry function unlocks. Turn the power switch “OFF”.
When the indicator on the key surface is turned off, push and
hold , , or for approximately 5 seconds while pushing the
button on the key.
The setting changes each time an operation is performed, as shown below. (Wait for
at least 5 seconds after each oper ation to continue an operation.)
Unlock the doors using the wireless remote control and open one of the
doors.
If a door is not opened within 60 seconds after is pressed, the doors
will be locked again and the alarm will automatically be set.
In case that the alarm is triggered, immediately stop the alarm. ( P. 6 1 )
STEP1
STEP2
Multi-information
displayUnlocking doorsBeep
Hold the driver’s door handle
to unlock only the driver’s
door
Exterior: Beeps 3 times
Interior: Rings once
Hold a passenger’s door han-
dle to unlock all the doors
Hold the door handle to
unlock the front and rear
doors on your sideExterior: Beeps 4 times
Interior: Rings once
Hold the door handle to
unlock the doorExterior: Beeps once
Interior: Rings once
Hold a door handle to unlock
all doorsExterior: Beeps twice
Interior: Rings once
STEP3

17
1-3. Opening, closing and locking the doors and trunk
1
Before driving
■Battery-saving function
In the following circumstances, the entry function is disabled in order to prevent the
vehicle and electronic key batteries from discharging.
●When the entry function has not been used for 2 weeks or more
●When the electronic key has been left within approximately 3 ft. (1 m) of the
vehicle for 10 minutes or more
The system will resume operation when...
●The vehicle is locked using the door handle lock switch
●The vehicle is locked/unlocked using the wireless remote control function 
(  P. 22) or the mechanical key ( P. 4 74 )
■Electronic key battery depletion
●The standard battery life is 1 to 2 years. (The battery becomes depleted even if
the electronic key is not used.) If the smart access system with push-button start
or the wireless remote control function does not operate, or the detection area
becomes smaller, the battery may be depleted. Replace the battery when nec-
essary. (  P. 4 0 1 )
●To avoid serious deterioration, do not leave the electronic key within 3 ft. (1 m) of
the following electrical appliances.
•TVs
• Personal computers
• Recharging cellular phones or cordless phones
• Table lamps
■To operate the system properly
Make sure to carry the electronic key wh en operating the system. Do not get the
electronic key too close to the vehicle wh en operating the system from the outside
of the vehicle.
Depending on the position and holding condition of the electronic key, the key may
not be detected corr ectly and the system may not operate properly. (The alarm may
go off accidentally, or the door lock prevention may not function.)

19
1-3. Opening, closing and locking the doors and trunk
1
Before driving
■Alarms and warning indicators
A combination of exterior and interior alarms as well as warnings displayed on the
multi-information display are used to prevent theft of the vehicle and unforeseeable
accidents resulting from erroneous operation. Take appropriate measures in
response to any warning indications on the multi-information display. (P. 4 4 9 )
The following table describes circumstances and correction procedures when only
alarms are sounded.
AlarmSituationCorrection procedure
Exterior alarm
sounds once for 2
seconds
Tried to lock the doors using
the entry function while the
electronic key is still inside
the passenger compartmentRetrieve the electronic
key from the passenger
compartment and lock
the doors again.
Tried to exit the vehicle with
the electronic key and lock
the doors without first turning
the power switch “OFF”Tu r n t h e p o w e r s w i t c h
“OFF” and lock the
doors again.
Closed the trunk while the
electronic key is still inside
and all doors are lockedRetrieve the electronic
key from the trunk and
close the trunk lid.
Exterior alarm
sounds once for 10
secondsTried to lock the vehicle using
the entry function while a
door is openClose all of the doors
and lock the doors
again.
Interior alarm
sounds continu-
ouslyTried to open the door and
exit the vehicle without shift-
ing the shift lever to “P”Shift the shift lever to
“P”.

20
1-3. Opening, closing and locking the doors and trunk
■When the electronic key battery is fully depleted
●Locking and unlocking the doors and trunk: Use the mechanical key. 
(  P. 4 74 )
●Starting the hybrid system:  P. 4 7 5
●Replacing the battery: P. 4 0 1
■Customization
Settings (e.g. smart access sy stem with push-button start, theft deterrent system)
can be changed. ( P. 5 1 0 )
■Certification for the smart access system with push-button start
For vehicles sold in the U.S.A.
NOTE:
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.
FCC WARNING: 
Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
AlarmSituationCorrection procedure
Interior alarm rings
continuously
Switched to “ACC” mode
while the driver's door is
open (Opened the driver's
door when the power switch
is in “ACC” mode.)
Tu r n t h e p o w e r s w i t c h
“OFF” and close the
driver's door.
Turned the power switch
“OFF” while the driver's door
is open
Close the driver's door.
FCC ID: NI4TMLF-1

22
1-3. Opening, closing and locking the doors and trunk
Wireless remote control
■2-step unlocking function
When you push the button, the driver's door is unlocked. Pushing the button
again within 3 seconds unlocks the other doors.
■Operation indicator
●Doors: A buzzer sounds and the emergency flashers flash to indicate that the
doors have been locked/unlocked. (Locked: Once; Unlocked: Twice)
●Trunk: A buzzer sounds to indicate that the trunk has been unlocked.
●Windows and moon roof: A buzzer sounds when the windows and moon roof
begin to open.
■Door lock buzzer
If a door is not fully closed, a buzzer soun ds continuously if an attempt to lock the
door is made. Fully close the door to st op the buzzer, and lock the vehicle once
more.
■Security feature
 P. 1 8
■When the electronic key battery is fully depleted
P. 2 0
The wireless remote control can be used to lock and unlock the vehicle and
the trunk from outside the vehicle.
Locks all doors
Unlocks all doors
Opens the windows and
moon roof (push and hold)
Unlocks the trunk 
(push and hold)
Sounds alarm 
(push and hold) ( P. 6 2 )

37
1-4. Adjustable components
1
Before driving
Open one of the doors.
If a door is not opened within 60 seconds after is pressed, the
doors will be locked again and the alarm will automatically be set.
In case that the alarm is triggered, immediately stop the alarm. ( P. 6 1 )
■Canceling the linked do or unlock operation
Close the driver’s door with the po wer switch set to the “OFF” mode.
Push the “SET” button and the button on the wireless remote control
at the same time for about 1 second until you hear 2 beeps.
■Retained accessory power
Each memorized position (except for the tilt and telescopic steering column) can
be activated within 30 seconds after the co rresponding side door is opened, even if
the power switch is in the “OFF” mode.
■If any position memory button is push ed while the adjustments are being made
The operation will stop. To reactivate the sy stem, push the desired button (“1” or “2”)
again.
■If the 12 volt battery is disconnected
The memorized positions must be reset be cause the computer's memory is erased
when the battery is disconnected.
CAUTION
■Seat adjustment caution
Take care during seat adjustment that the seat does not strike the rear passenger or
squeeze your body against the steering wheel.
If this happens, you can stop the moveme nt by pressing another driving position
memory button.
STEP4
STEP1
STEP2