Lea switch Lexus GX460 2015 Workshop Manual

GX 460 _O M_ OM6 0L 72U _( U)
4536-3. Do-it-yourself maintenance
6
Maintenance and care
CAUTION
The engine compartment contains many mechan isms and fluids that may move suddenly,
become hot, or become electrically energize d. To avoid death or serious injury, observe
the following precautions:
■When working on the engine compartment
●Keep hands, clothing and tools away from the moving fan and engine drive belt.
●Be careful not to touch the engine, radiator, exhaust manifold, etc. right after driving
as they may be hot. Oil and other fluids may also be hot.
●Do not leave anything that may burn easily, such as paper or rags, in the engine com-
partment.
●Do not smoke, cause sparks or expose an open flame to fuel or the battery. Fuel and
battery fumes are flammable.
●Be extremely cautious when working on the battery. It contains poisonous and corro-
sive sulfuric acid.
■When working near the electric cooling fans or radiator grille
Be sure the engine switch is off. With the engine switch in IGNITION ON mode, the
electric cooling fans may automatically start to run if the air conditioning is on and/or
the coolant temperature is high. ( →P. 4 6 1 )
■When working on or under the vehicle
Do not get under the vehicle with just the jack supporting it.
Always use automotive jack stands or other solid supports.
■Safety glasses
Wear safety glasses to prevent flying or falling material, fluid spray, etc. from getting in
your eyes.
NOTICE
■If you remove the air cleaner filter
Driving with the air cleaner filter removed may cause excessive engine wear due to dirt
in the air.
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5077-2. Steps to take in an emergency
GX 460 _O M_ OM6 0L 72U _( U)
7
When trouble arises
Securely attach cables or chains to
the towing hooks.
Take care not to damage the vehicle
body.
Enter the vehicle being towed and start the engine.
If the engine does not start, turn the engine switch to IGNITION ON mode.
Set the four-wheel drive control switch in H4 and push the center differential
lock/unlock switch to unlock the center differential. ( →P. 336)
For models with the rear height control air suspension: Change the vehicle
height to N (normal) mode and press the height control OFF button to end
the vehicle height control operation. ( →P. 3 3 1 )
Shift the shift lever to N and release the parking brake.
When the shift lever cannot be shifted: →P. 5 4 8
■While towing
If the engine is not running, the power assist for the brakes and steering will not function,
making steering and braking more difficult.
■Wheel nut wrench
Wheel nut wrench is installed in the tool box. ( →P. 5 3 4 )
Emergency towing procedure
1
2
3
4
5
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510
GX 460 _O M_ OM6 0L 72U _( U)7-2. Steps to take in an emergency
Fuel pump shut off system
Follow the procedure below to restart the engine after the system is activated.
Turn the engine switch to ACCESSORY mode or turn it off.
Restart the engine.
To minimize the risk of fuel leakage when the engine stalls or when an airbag
inflates upon collision, the fuel pump sh ut off system stops the supply of fuel to
the engine.
NOTICE
■Before starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked onto the ground, the fuel system has been damaged and
is in need of repair. Do not restart the engine.
1
2
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5157-2. Steps to take in an emergency
GX 460 _O M_ OM6 0L 72U _( U)
7
When trouble arises
■If the low speed four-wheel drive indicator light or the center differential lock indicator
light blinks
Take the specified steps. ( →P. 3 3 8 )
■When the tire pressure warning light comes on
Check the tire inflation pressure and adjust to the appropriate level.
■The tire pressure warning light may turn on due to natural causes
The tire pressure warning light may turn on due to natural causes such as natural air leaks
or tire inflation pressure changes caused by temperature. In this case, adjusting the tire
inflation pressure will turn off the warning light (after a few minutes).
■When a tire is replaced with a spare tire
The tire pressure warning light will turn on if the tire inflation pressure of the spare tire is
low. If a tire goes flat, the tire pressure warning light will not turn off even though the flat
tire has been replaced with the spare tire.
■Conditions that the tire pressure warning system may not function properly
→ P. 4 7 2
■If the tire pressure warning light freque ntly comes on after blinking for 1 minute
If the tire pressure warning light frequently comes on after blinking for 1 minute when the
engine switch is turned to IGNITION ON mode, have it checked by your Lexus dealer.
■Warning buzzer
In some cases, the buzzer may not be heard due to being in a noisy location or audio
sound.
■Customization
The vehicle speed linked seat belt reminder buzzer can be disabled.
(Customizable features: →P. 5 8 6 )
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5317-2. Steps to take in an emergency
GX 460 _O M_ OM6 0L 72U _( U)
7
When trouble arises
Once
The driver’s door was opened and
closed with the engine switch turned
off and then the engine switch was
put in ACCESSORY mode twice
without the engine being started.
→ Press the engine switch while
depressing the brake pedal.
During an engine starting proce-
dure in the event that the electronic
key was not functioning properly
(→ P. 549), the engine switch was
touched with the electronic key.
→ Press the engine switch within
10 seconds of the buzzer sound-
ing.
Once
The steering lock could not be
released within 3 seconds of the
engine switch being pressed.
→Press the engine switch while
depressing the brake pedal and
moving the steering wheel left
and right.
Interior
buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Flashes)
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5507-2. Steps to take in an emergency
GX 460 _O M_ OM6 0L 72U _( U)
Ensure that the shift lever is in P and depress the brake pedal.
Touch the Lexus emblem side of the
electronic key to the engine switch.
If any of the doors is opened or closed
while the key is being touched to the
switch, an alarm will sound to indicate
that the start function cannot detect the
electronic key.
Press the engine switch within 10 seconds of the buzzer sounding, keeping the
brake pedal depressed.
In the event that the engine switch still cannot be operated, contact your Lexus
dealer.
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( →P. 4 8 3 )
■Changing engine switch modes
Within 10 seconds of the buzzer sounding, release the brake pedal and press the engine
switch.
The engine does not start and modes will be changed each time the switch is pressed.
( → P. 1 8 6 )
■When the electronic key does not work properly
Make sure that the smart access system with push-button start has not been deactivated
in the customization setting. If it is off, turn the function on.
(Customizable features: →P. 5 8 6 )
Starting the engine
1
2
3
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586
GX 460 _O M_ OM6 0L 72U _( U)8-2. Customization
Customizable features
■Changing by using the menu switch and the “ENTER” switch
When customizing vehicle features, ensure that the vehicle is parked in a safe
place with the shift lever in
P and the parking brake set.
Press and hold the menu switch to display customization mode. ( →P. 8 3 )
Press the “ENTER” switch upwards or downwards to select the item to be
customized.
Press the “ENTER” switch to confirm.
Press the “ENTER” switch upwards or downwards to select the desired set-
ting for the item being customized.
Press the “ENTER” switch to confirm.
When customization is completed, press the menu switch to clear the cus-
tomization screen.
■Changing by using the multimedia system or navigation system
Press the “SETUP” button on the multimedia system or navigation system.
Select “Vehicle” on the “Setup” screen and select “Vehicle Customization”.
Various setting can be changed. Refer to the list of settings that can be
changed for details.
Your vehicle includes a variety of electronic features that can be personalized
to suit your preferences. The settings of these features can be changed by
using the steering wheel switches, the mu ltimedia system or navigation sys-
tem or at your Lexus dealer.
It is also possible to customize certai n vehicle features yourself using the
menu switch and the “ENTER” switch.
Customizing vehicle features
1
2
3
1
2
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596
GX 460 _O M_ OM6 0L 72U _( U)8-2. Customization
■Intuitive parking assist* (→P. 238)
*: If equipped
■In the following situations, customize mode will automatically be turned off.
●A warning message appears after the cu
stomize mode screen is displayed.
●The engine switch is turned to OFF.
●The vehicle begins to move while the customize mode screen is displayed.
FunctionDefault settingCustomized
setting
Buzzer volumeLevel 5Level 1 to 5—OO
Display settingAll sensors displayedDisplay off—OO
Detection distance of the
front center sensorFarNear—OO
Detection distance of the
rear center sensorFarNear—OO
123
CAUTION
■During customization
As the engine needs to be running during customization, ensure that the vehicle is
parked in a place with adequate ventilation. In a closed area such as a garage, exhaust
gases including harmful carbon monoxide (CO) may collect and enter the vehicle. This
may lead to death or a serious health hazard.
NOTICE
■During customization
To prevent battery discharge, ensure that the engine is running while customizing fea-
tures.
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615What to do if... (Troubleshooting)
GX 460 _O M_ OM6 0L 72U _( U)
●Did you press the engine switch while firmly depressing the brake pedal?
(→ P. 1 8 5 )
●Is the shift lever in P? (→ P. 1 8 5 )
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 1 1 2 )
●Is the steering wheel unlocked? ( →P. 188)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( →P. 5 5 0 )
●Is the battery discharged? ( →P. 552)
●Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode ( →P. 5 4 8 )
If you think something is wrong
The engine does not start
The shift lever cannot be shifted fr om P even if you depress the brake
pedal
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616What to do if... (Troubleshooting)
GX 460 _O M_ OM6 0L 72U _( U)
●It is locked automatically to prevent theft of the vehicle. ( →P. 1 8 7 )
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( →P. 1 4 6 )
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( →P. 1 8 7 )
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
(→ P. 5 1 3 )
●The parking brake indicator is on
Is the parking brake released? ( →P. 1 9 5 )
Depending on the situation, other type s of warning buzzer may also sound.
( → P. 511, 519)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 7 0 )
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activate
d and the horn sounds
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