Page 534 of 644
5327-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
(If equipped)
Indicates a malfunction in the LDA (Lane Departure
Alert) systemA buzzer also sounds.
→ Have the vehicle inspected by your Lexus dealer.
Indicates a malfunction in the steering lock system
A buzzer also sounds.
→ Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the pre-collision system
A buzzer also sounds.
→ Have the vehicle inspected by your Lexus dealer.
(If equipped)
Indicates a malfunction in the BSM (Blind Spot Monitor)
system A buzzer also sounds.
→ Have the vehicle inspected by your Lexus dealer.
Indicates abnormal engine oil pressure
The warning light may come on if the engine oil pres-
sure is too low.
A buzzer also sounds.
→ Immediately stop the vehicle in a safe place and
contact your Lexus dealer.
Wa r n i n g m e s s a g eDetails/Actions
(Flashes)
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Page 539 of 644

5377-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
7
When trouble arises
Interior buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
Once 3 times The electronic key was carried out-
side the vehicle and a door other
than the driver’s door was opened
and closed while the engine switch
was in a mode other than off.
→
Bring the electronic key back
into the vehicle.
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
in P and the engine switch was not
turned off.
→ Turn the engine switch off.
Bring the electronic key back
into the vehicle.
OnceCon-
tinuous
An attempt was made to exit the
vehicle with the electronic key and
lock the doors without first turning
the engine switch off.
→Turn the engine switch off and
lock the doors again.
Once
• An attempt was made to start the
engine without the electronic key
being present, or the electronic
key was not functioning normally.
• An attempt was made to drive when the regular key was not
inside the vehicle.
→ Confirm that the electronic key
is inside the vehicle.
(Flashes)
(Displayed alternately)
(Flashes)
(Flashes)
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Page 540 of 644

5387-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
Con-
tinuous
The driver’s door was opened when
the shift lever was not in P and the
engine switch was not turned off.
→Shift the shift lever to P.
Con-
tinuousCon-
tinuous
The driver’s door was opened and
closed while the electronic key was
not in the vehicle, the shift lever was
not in P and the engine switch was
not turned off.
→Shift the shift lever to P.
→ Bring the electronic key back
into the vehicle.
OnceContin-
uous
• An attempt was made to lock
either front door by opening a
door and putting the inside lock
button into the lock position, then
closing the door with the elec-
tronic key still inside the vehicle.
• An attempt was made to lock the doors using the smart access sys-
tem with push-button start while
the electronic key was still inside
the vehicle.
→ Retrieve the electronic key
from the vehicle and lock the
doors again.
Interior
buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
(Flashes)
(Displayed alternately)
(Flashes)
(Flashes)
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Page 541 of 644
5397-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
7
When trouble arises
Once
• When the doors were unlocked with the mechanical key and then
the engine switch was pressed,
the electronic key could not be
detected in the vehicle.
• The electronic key could not be detected in the vehicle even after
the engine switch was pressed
two consecutive times.
→ Touch the electronic key to the
engine switch while depressing
the brake pedal.
Power was turned off due to the
automatic power off function.
→Next time when starting the
engine, increase the engine
speed slightly and maintain that
level for approximately 5 min-
utes to recharge the battery.
Once
The electronic key has a low battery.
→Replace the electronic key bat-
tery. ( →P. 4 9 2 )
Interior
buzzerExteriorbuzzerWa r n i n g m e s s a g eDetails/Actions
(Flashes)
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Page 542 of 644
5407-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
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. 558), 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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5547-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
Lay down the tire with the valve stem
facing up and install the holding
bracket, inserting the claw into the
wheel lug nut hole. Turn the jack
handle extension clockwise to take
up slack in the chain.
Then, check to ensure the claw is in the
wheel lug nut hole and the holding
bracket is centered in the wheel hub.
Claw
Holding bracket
Raise the tire.
While raising, pull the tire towards the
rear of the vehicle, taking care that the
tire goes up without catching on any
surrounding part, to prevent it from fly-
ing forward during a collision or sudden
braking.
After the tire goes half way up, check
that the suspended chain is able to enter
the tire hole, for proper storage.
Tightening torque:
34.4 ft•lbf (46.6 N•m, 4.8 kgf•m)
Confirm that the tire is not loose
after tightening: Push and pull the tire
Tr y r o t a t i n g
Visually check to ensure the tire is
not hung on surrounding parts.
If looseness or misassembly exists, repeat step and step .
Repeat step , any time the tire is lowered or disturbed.
Stow the tools and jack securely.
Stowing the flat tire, jack and all tools
incorrect
correct
1
1
2
2
3
1
2
23
43
5
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5577-2. Steps to take in an emergency
GX 460 _O M_ OM6 0F 6 8U _(U )
7
When trouble arises
One of the following may be the cause of the problem:
●One or both of the battery terminals may be disconnected.
●The battery may be discharged. ( →P. 5 6 1 )
●There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if repair procedures
are unknown.
When the engine does not start, the following steps can be used as an interim
measure to start the engine if the engine switch is functioning normally.
Set the parking brake.
Put the shift lever in P.
Set the engine switch to the ACCESSORY mode.
Push and hold the engine switch for about 15 seconds while depressing the
brake pedal firmly.
Even if the engine can be started using the above steps, the system may be mal-
functioning. Have the vehicle inspected by your Lexus dealer.
The starter motor does not turn over , the interior lights and headlights
do not turn on, or the horn does not sound.
Emergency start function
1
2
3
4
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558
GX 460 _O M_ OM6 0F 6 8U _(U )7-2. Steps to take in an emergency
If the electronic key does not operate properly
Use the mechanical key (
→P. 9 5 ) i n
order to perform the following opera-
tions (driver’s door only):
Locks all the doors
Closes the windows and moon roof
*
(turn and hold)
Unlocks the doors
Turning the key rearward unlocks the
driver’s door. Turning the key once again
unlocks the other doors.
Opens the windows and moon roof* (turn and hold)
*: These settings must be customized at your Lexus dealer.
If communication between the electronic key and vehicle is interrupted
(→ P. 117) 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 can be opened and
the engine can be started by following the procedure below.
Locking and unlocking the door s and key linked functions
1
2
3
4
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