2010 Lexus GX460 ignition

182
2-1. Driving procedures
GX460_U.S.A. (OM60E69U)
When stopping the engine with the shift lever in a position other than PIf the engine is stopped with the shift lever in a position other than P, the
“ENGINE START STOP” switch will not be turned off but instead be
turned to ACCESSORY mode. Perform the following procedure to turn
the switch off:
Check that the parking brake is set.
Shift the shift lever to P.
Check that the indicator on th e “ENGINE START STOP” switch
is illuminated in amber and then press the “ENGINE START
STOP” switch once.
Check that the indicator on th e “ENGINE START STOP” switch
is off.
■Auto power off function
If the vehicle is left in ACCESSORY or IGNITION ON mode (the engine is not
running) for more than an hour with the shift lever in P, the “ENGINE START STOP”
switch will automatically turn off. However, this function cannot entirely prevent bat-
tery discharge. Do not leave the vehicle with the “ENGINE START STOP” switch in
ACCESSORY or IGNITION ON mode for long periods of time when the engine
is not running.
■Operation of the “ENGINE START STOP” switch
When operating the “ENGINE START STOP” switch, one short, firm press is
enough. If the switch is pressed improperly, the engine may not start or the
“ENGINE START STOP” switch mode may not change. It is not necessary to press
and hold the switch.
STEP1
STEP2
STEP3
STEP4

186
2-1. Driving procedures
GX460_U.S.A. (OM60E69U)
Automatic transmission
Select a shift position appropriate for the driving conditions.
■Shifting the shift lever
While the “ENGINE START STOP” switch is in IGNITION
ON mode, move the shift lever wi th the brake pedal depressed.
When shifting the shift lever betw een P and D, make sure that
the vehicle is completely stopped.

192
2-1. Driving procedures
GX460_U.S.A. (OM60E69U)
Turn signal lever
■Turn signals can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■If the indicators flash faster than usual
Check that a light bulb in the front or rear turn signal lights has not burned out.
The turn signal lever can be used to show the following intentions of the
driver:
Right turn
Left turn
Lane change to the right
(push and hold the lever part-
way)
The right hand signals will flash
until you release the lever.
Lane change to the left (push
and hold the lever partway)
The left hand signals will flash
until you release the lever.

197
2-2. Instrument cluster
2
When driving
GX460_U.S.A. (OM60E69U)
■The meters and display illuminate when
The “ENGINE START STOP” switch is in IGNITION ON mode.
■Instrument cluster brightness adjustment
The instrument cluster brightne ss levels when the tail lights are on and off can be
adjusted.
■The brightness of the instrument cluster lights
When the tail lights are on, the brightness will change. However, when the sur-
roundings are bright (daytime, etc.) turning on the tail lights will not change the
instrument cluster brightness. 
In addition, the brightness of the instrument cluster lights is automatically adjusted
based on the light sensor detecting how bright the surroundings are.
■When disconnecting and reconnecting battery terminals
The trip meter data will be reset. 
If the trip meter was displayed last, the ODO screen will be displayed after reset-
ting.
■Customization
Setting of sensitivity of the ambient light sensor used for dimming the meter lights
can be changed. (Customizable features P. 7 8 1 )
NOTICE
■To prevent damage to the engine and its components
●Do not let the indicator needle of the tachometer enter the red zone, which indi-
cates the maximum engine speed.
●The engine may be overheating if the engine coolant temperature gauge is in the
red zone (H). In this case, immediately stop the vehicle in a safe place, and check
the engine after it has cooled completely. ( P. 744)

201
2-2. Instrument cluster
2
When driving
GX460_U.S.A. (OM60E69U)
*1: These lights turn on when the “ENGINE START STOP” switch is turned to IGNITION ON mode to indicate that a system check is being per-
formed. They will turn off after the en gine is on, or after a few seconds.
There may be a malfunction in a system if the lights do not come on, or
turn off. Have the vehicle inspected by your Lexus dealer.
*2: The indicator flashes to indicate that the system is operating.
*3: The indicator flashes faster than usual to indicate that the system is oper-
ating.
(if equipped)
Crawl Control indicator 
( P. 323)AIR BAG ON/OFF 
indicator ( P. 1 4 0 )
(if equipped)
Downhill assist control 
system indicator 
( P. 3 2 7 )
(if equipped)
Intuitive parking assist
indicator ( P. 2 5 9 )
“2nd STRT” indicator 
( P. 188)
(if equipped)
“AFS OFF” indicator 
( P. 223)
Low speed four-wheel 
drive indicator light 
( P. 3 1 7 )“RSCA OFF” indicator
(P. 1 3 8 )
Center differential lock 
indicator ( P. 3 1 8 )
(if equipped)
“PCS” indicator 
( P. 3 3 8 )
*1
*1
*1
*1
*1, 3

202
2-2. Instrument cluster
GX460_U.S.A. (OM60E69U)
■Warning lights
Warning lights inform the driver of malfunctions in the indicated
vehicle’s systems. ( P. 6 8 6 , 6 9 8 )
*1: These lights turn on when the “ENGINE START STOP” switch is turned
to IGNITION ON mode to indicate that a system check is being per-
formed. They will turn off after the en gine is on, or after a few seconds.
There may be a malfunction in a system if a light does not come on, or if
the lights do not turn off. Have the vehicle inspected by your Lexus
dealer.
*2: The indicator flashes to indicate a malfunction.
(U.S.A.)(Canada)(U.S.A.)(Canada)
(U.S.A.)(Canada)(for driver)(for front
passenger)(if equipped)
(if equipped)(if equipped)(if equipped)(if equipped)
(if equipped)
*1*1*1*1*1*1
*1*1*1*1*1, 2*1
*1*2*2*2*1, 2*2*2*2
*2

209
2-2. Instrument cluster
2
When driving
GX460_U.S.A. (OM60E69U)
■Electronic features control can be turned on/off when
“ENGINE START STOP” switch is in IGNITION ON mode.
■System check display
After turning the “ENGINE START STOP” switch to IGNITION ON mode,
“CHECKING” is displayed while system operation is checked. When the system
check is complete, the normal screen will return.
■Conditions for ending electronic features control
In the following situations, the electronic features control will end automatically:
●The menu switch is pressed
●Intuitive parking assist display starts operating
●The Crawl Control is operated
●The dynamic radar cruise control is operated
●LDA (Lane Departure Alert) is operated
●A warning message appears after the electronic features control screen is dis-
played

220
GX460_U.S.A. (OM60E69U)
2-3. Operating the lights and windshield wipers
Headlight switch
The headlights can be operated manually or automatically.
U.S.A.
Turning the end of the lever turns on the lights as follows:
Turn off the daytime
running light system.
The headlights, park-
ing lights and so on
turn on and off auto-
matically (when the
“ENGINE START
STOP” switch is in
IGNITION ON
mode).
The side marker,
parking, tail, license
plate and instrument
panel lights turn on.
The headlights and all
the lights listed above
turn on.