key Lexus GS450h 2008 Using other driving systems / LEXUS 2008 GS450H (OM30A96U) Service Manual
[x] Cancel search | Manufacturer: LEXUS, Model Year: 2008, Model line: GS450h, Model: Lexus GS450h 2008Pages: 596, PDF Size: 9.36 MB
Page 401 of 596

Maintenance and care4
401
GS_HV_U
December 12, 2007 3:30 pm
4-1. Maintenance and
care ............................... 402
Cleaning and protecting
the vehicle exterior............ 402
Cleaning and protecting
the vehicle interior ............. 405 4-2. Maintenance .................. 408
Maintenance
requirements........................ 408
General maintenance ........... 410
Emission inspection and
maintenance (I/M)
programs ................................ 413
4-3. Do-it-yourself
maintenance ................. 414
Do-it-yourself service
precautions ............................ 414
Hood ............................................ 417
Positioning a floor jack .......... 418
Engine compartment ........... 420
Tires............................................ 435
Tire inflation pressure........... 445
Wheels ...................................... 449
Air conditioning filter ............ 451
Electronic key battery.......... 454
Checking and replacing
fuses ........................................ 456
Headlight aim ........................... 471
Light bulbs ................................. 474
Page 454 of 596

454
4-3. Do-it-yourself maintenance
GS_HV_U
December 27, 2007 1:38 pm
Electronic key battery
Replace the battery with a new one if it is discharged.
■You will need the following items:
●Flathead screwdriver
● Small Phillips-head sc rewdriver
● Lithium battery (CR1632)
■ Replacing the battery
Take out the mechanical key.
Remove the cover.
Remove the depleted battery.
Insert a new battery with the “+”
terminal facing up.
STEP1
STEP2
STEP3
Page 455 of 596

455
4-3. Do-it-yourself maintenance
4
Maintenance and care
GS_HV_U
December 27, 2007 1:38 pm
■If the electronic key battery is discharged
The following symptoms may occur.
●The smart access system with push-button start and wireless remote control will
not function properly.
●The operational range is reduced.
■Use a CR1632 lithium battery
●Batteries can be purchased at your Lexus dealer, jewelers, or camera stores.
●Replace only with the same or equivalent type recommended by your Lexus
dealer.
●Dispose of used batteries according to the local laws.
CAUTION
■Removed battery and other parts
Keep away from children.
These parts are small and if swallowed by a child they can cause choking.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other comp onents inside the electronic key.
●Do not bend the battery terminals.
Page 481 of 596

When trouble arises5
481
GS_HV_U
December 12, 2007 3:30 pm
5-1. Essential information..... 482If your vehicle needs
to be towed ........................... 482
If you think something is wrong ..................................... 488
Event data recorder .............. 489 5-2. Steps to take in an
emergency .................... 491
If a warning light turns on or a
warning buzzer sounds... ... 491
If a warning message is
displayed................................ 500
If you have a flat tire (Vehicles
with standard tires) ............... 517
If you have a flat tire (Vehicles
with run-flat tires)................ 527
If the hybrid system will
not start .................................. 528
If the shift lever cannot be
shifted from “P”.................... 529
If you lose your keys .............. 530
If the electronic key does
not operate properly........... 531
If the 12 volt battery is
discharged ............................ 534
If your vehicle overheats ..... 538
If the vehicle becomes
stuck......................................... 541
Page 513 of 596

5
When trouble arises
513
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
Have the malfunction repaired immediately.After taking the specified steps to correct the suspected problem, check
that the warning message and light turn off.
InteriorbuzzerExterior buzzerWa r n i n g m e s s a g eDetailsCorrection procedure
Once(Comes on for 10 seconds.)
(Flashing)
The electronic key
is not detected
when attempting
to start the hybrid
system.Confirm the
location of
the elec-
tronic key.
Once3 times
(Flashing)
An open door
other than the
driver’s door is
closed while the
electronic key is
outside the detec-
tion range and the
“POWER” switch
is in ACCES-
SORY or ON
mode.
Confirm the
location of
the elec-
tronic key.
Page 514 of 596

514
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
Once3 times
(Flashing)
An open door
other than the
driver’s door is
closed while the
electronic key is
outside the detec-
tion range and the
“POWER” switch
is in ACCES-
SORY or ON
mode with the
shift lever in “P”.
Tu r n t h e
“POWER”
switch to
OFF or con-
firm the
location of
the elec-
tronic key.
Contin-
uousContin-
uous
(Displayed alternately)
(Flashing)
An open door
other than the
driver’s door is
closed while the
electronic key is
outside the detec-
tion range and the
“POWER” switch
is in ACCES-
SORY or ON
mode with the
shift lever not in
“P”.
•Shift the shift lever
to “P”.
•Confirm
the loca-
tion of the
electronic
key.
Page 515 of 596

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.
Page 516 of 596

516
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
OnceThe electronic key
does not operate
properly.
P. 5 3 1
Page 528 of 596

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.
Page 530 of 596

530
5-2. Steps to take in an emergency
GS_HV_U
December 12, 2007 3:50 pm
If you lose your keys
New genuine Lexus keys can be made by your Lexus dealer using one of
the other keys and the key number stamped on your key number plate.