2008 Lexus GS450h lock

5
When trouble arises
501
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
Have the vehicle inspected immediately.A buzzer sounds and a warning message is shown on the multi-informa-
tion display. Failing to investigate the cause of the following warnings may
lead to the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Lexus dealer immediately.
Wa r n i n g m e s s a g eDetails
Malfunction in the automatic headlight leveling sys-
tem.
Malfunction in the rear lights system.
Malfunction in the tire pressure warning system.
The tire pressure warning light comes on after blink-
ing for 1 minute.
(Flashing)
Malfunction in the steering lock system.

5
When trouble arises
515
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
InteriorbuzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection
procedure
Once
(Flashing)
The electronic key
battery is low.Replace the
battery.
( P. 4 5 4 )

An open door has
been closed and
the “POWER”
switch has been
turned twice to
the ACCES-
SORY mode from
OFF.
Press the
“POWER”
switch while
applying the
brakes.

(Flashing)
The steering lock
has not released
within 3 seconds
of pressing the
“POWER” switch.
The “POWER”
switch indicator
will flash green for
15 seconds.Press the
“POWER”
switch again
while turn-
ing the
steering
wheel with
the brake
pedal
depressed.

528
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
If the hybrid system will not start
If the hybrid system will not start even though correct starting procedures
are being followed (
P. 138), consider each of the following points.
■The hybrid system will not start ev en if you are carrying the cor-
rect electronic key
One of the following may be the cause of the problem.
● The electronic key battery may be discharged. ( P. 5 3 1 )
● There may not be sufficient fuel in the vehicle’s tank. 
Add fuel to the vehicle.
● There may be a malfunction in the steering lock system.
● There may be a malfunction in the immobilizer system. 
( P. 88)
■ The 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 12 volt battery may be discharged. ( P. 5 3 4 )
● The 12 volt battery terminal connections may be loose or cor-
roded.
■ The 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 12 volt battery terminals may be discon-
nected.
● The 12 volt battery may be discharged. ( P. 5 3 4 )
Contact your Lexus dealer if the problem cannot be repaired, or if
repair procedures are unknown.

5
When trouble arises
529
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
If the shift lever cannot be shifted from “P”
If the shift lever cannot be shifted with your foot on the brake, there may be
a problem with the shift lock system (a system to prevent accidental opera-
tion of the shift lever). Have the vehicle inspected by your Lexus dealer
immediately. 
The following steps may be used as an emergency measure to ensure that
the shift lever can be shifted.
Set the parking brake.
Turn the “POWER” switch to the ACCESSORY mode.
Depress the brake pedal.
Pry the cover up with a flathead
screwdriver or equivalent.
Press the shift lock override but-
ton.
The shift lever can be shifted
while the button is pressed.
STEP1
STEP2
STEP3
STEP4
STEP5

5
When trouble arises
531
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
If the electronic key does not operate properly
Locking and unlocking the doors, unlocking the trunk and key linked
functions
Doors Using the mechanical key in order
to perform the following opera-
tions:
Locks all doors
Closes the windows/moon roof
(turn and hold)
Unlocks the door
Turning the key rearward unlocks
the driver’s door.
Turning the key once again unlocks
the other doors.
Opens the windows/moon roof
(turn and hold)
If communication between the electron ic key and vehicle is interrupted
(
P. 39) or the electronic key cannot be used because the battery is
depleted, the smart access system with push-button start and wireless
remote control cannot be used. In such cases, the doors and trunk can be
opened or the hybrid system can be started by following the procedure
below.

532
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
Tr u n kTurn the mechanical key clock-
wise to open.
Changing “POWER” switch modes and starting the hybrid system
Put the shift lever in “P” and apply the brakes. Touch the Lexus emblem side of
the electronic key to the
“POWER” switch.
An alarm will sound to indicate that
the start function cannot detect the
electronic key that is touched to
the “POWER” switch if any of the
doors is opened and closed while
the key is touched to the switch.
STEP1
STEP2

550
6-1. Specifications
GS_HV_U
December 12, 2007 3:50 pm
Transmission
*: The fluid capacity is the quantity of reference. If replacement is necessary, contact your Lexus dealer.
Brakes
*1: Minimum pedal clearance when depressed with a force of 200 N (20.4 kgf, 45 lbf) while the hybrid system is running.
*
2: Parking brake pedal travel when depressed with a force of 300 N (30.6 kgf, 67.4 lbf).
Fluid capacity *5.9 qt. (5.6 L, 4.9 Imp.qt.)
Fluid typeToyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “T oyota Genuine ATF WS” may cause deterio-
ration in shift quality, locking up of your transmission accompanied by vibration, and
ultimately damage the transmission of your vehicle.
Pe d a l c l e a r a n c e *12.9 in. (74 mm) Min.
Pedal free playLess than 0.08 in. (2.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake pedal travel *27  9 clicks
Parking brake lining wear limit0.04 in. (1.0 mm)
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3

570
6-2. Customization
GS_HV_U
December 12, 2007 3:50 pm
ItemFunctionDefault settingCustomizedsetting
Wireless
remote con-
trol 
(
P. 4 7 )
Unlocking operation
Driver’s door
unlocked in 1-
step, all doors
unlocked 
in 2-step
All doors
unlocked in 1-step
Time elapsed before auto-
matic door lock function is
activated if door is not
opened after being
unlocked
60 seconds
OFF
30 seconds
120 seconds
Operation signal 
(Emergency flashers)ONOFF
Operation signal
(Buzzer) ONOFF
Trunk unlocking functionONOFF
Trunk unlocking operationPush and holdPush twice
One short push
Panic functionONOFF
Buzzer sounds when
pushing with any door
not closed
ONOFF