2012 Lexus GS250 sensor

872What to do if... (Troubleshooting)
GS350/250_EE (OM30C36E)
The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat
belts?
(P. 752)
The parking brake indicator is on
Is the parking brake released? (P. 225)
Depending on the situation, other types of warning buzzer
may also sound. (P. 749, 757)

Did anyone inside the vehicle open a door or anything
move inside the vehicle during setting the alarm?
The sensor detects them and the alarm sounds. (P. 86)
To stop the alarm, turn the engine switch to IGNITION ON
mode or start the engine. A warning buzzer sounds during driving
An alarm is activated and the horn sounds (if equipped)

882Alphabetical index
GS350/250_EE (OM30C36E)
Gauges .........................................99
Glove box ..................................616
Glove box light ..........................616
Hands-free system
(for cellular phone) .................542
Head restraints ...........................168
Headlights .................................228
Adaptive Front-lighting
System (AFS) .....................230
Automatic High Beam
system.................................233
Discharge headlights
precautions .........................737
Follow me home system .......229
Headlight leveling warning
message ..............................760
Light switch ..........................228
Replacing light bulbs ............735
Wattage .................................853
Headlight cleaner.......................248
Head-up display ........................112
Heaters.......................................409
Air conditioning system .......409
Heated steering wheel...........629
Outside rear view mirrors .....430
Seat heaters ...........................631
Hill-start assist control ..............341Hood ......................................... 657
Open..................................... 657
Warning message................. 763
Hooks
Cargo hooks ......................... 621
Coat hooks ........................... 640
Retaining hooks (floor mat)... 34
Luggage hook ...................... 621
Utility hook .......................... 642
Horn .......................................... 228
Identification ............................ 837
Engine .................................. 837
Vehicle ................................. 837
Ignition switch (engine switch) 207
Illuminated entry system .......... 613
Immobilizer system .................... 80
Indicators .................................... 96
Initialization
Moon roof ............................ 183
Power windows.................... 179
Tire pressure warning
system................................ 675
Initiators (tire pressure warning
system) ................................... 688
Inside door handle lights .......... 611
Inside rear view mirror ............. 171
Instrument panel light control .. 100
Interior lights ............................ 611
Intrusion sensor and tilt sensor ... 89
ISOFIX rigid anchors ................. 69
G
H
I

883Alphabetical index
GS350/250_EE (OM30C36E)
Jack
Positioning the jack ..............658
Vehicle-equipped jack ..784, 799
Jack handle ........................784, 799
Jam protection function
Moon roof .............................182
Power trunk lid .....................153
Power window ......................179
Keyless entry .............................123
Smart entry & start system ...123
Wireless remote control........141
Keys...........................................118
Battery-saving function ........129
Electronic key .......................118
Engine switch .......................207
If the electronic key does not
operate properly .................822
Key number plate .................118
Keyless entry ................123, 141
Mechanical key.....................119
Replacing the battery ............697
Warning buzzer ....................127
Wireless remote control key .141
Knee airbags ................................44Language (multi-information
display)................................... 107
Lever
Auxiliary catch lever ........... 657
Hood lock release lever ....... 657
Shift lever ............................ 215
Turn signal lever .................. 223
Wiper lever .......................... 241
Lexus parking assist monitor.... 297
Lexus parking assist-sensor ...... 284
Function ............................... 284
Warning message......... 760, 766
License plate lights ................... 228
Light switch ......................... 228
Replacing light bulbs ........... 735
Welcome light illumination
control ............................... 123
Light bulbs
Replacing ............................. 724
Wattage ................................ 853
J
K
L

885Alphabetical index
GS350/250_EE (OM30C36E)
“nanoe” system..........................423
Navigation system
*
Odometer .....................................99
Oil
Engine oil .............................839
Front differential oil .............849
Rear differential oil...............849
Opener
Hood .....................................657
Trunk ....................................150
Outer foot lights
Location ................................611
Replacing light bulbs ............731
Wattage .................................853
Outside rear view mirrors..........174
Adjusting and folding ...........174
BSM (Blind Sport Monitor) .354
Linked mirror function
when reversing ...................176
Mirror position memory .......162
Outside rear view mirror
defoggers ...........................430
Outside temperature display ......104
Overheating, Engine ..................830Paddle shift switches ................ 218
Parking assist sensors ............... 284
Parking brake............................ 225
If the parking brake cannot
be released ......................... 819
Operation ............................. 225
Parking brake engaged
warning buzzer .................. 765
Parking brake engaged
warning message ............... 765
PCS
(Pre-Crash Safety system)...... 343
Function ............................... 343
PCS OFF switch .................. 344
Warning light ....................... 751
Warning message. 759, 767, 774
Personal lights .......................... 612
Pollen removal mode ................ 419
Power easy access system ........ 166
Power outlets ............................ 627
Power steering .......................... 334
Warning light ....................... 751
Warning message................. 762
Power trunk lid ......................... 150
Power windows ........................ 178
Door lock linked window
operation............................ 180
Jam protection function ....... 179
Operation ............................. 178
Window lock switch ............ 178
N
O
P
*: For vehicles with a navigation system, refer to the
“Navigation System Owner’s Manual”.

887Alphabetical index
GS350/250_EE (OM30C36E)
Seat heaters................................631
Seat position memory ................162
Seat ventilators ..........................632
Seats ..........................................157
Adjustment ...........................157
Adjustment precautions ........159
Child seats/child restraint
system installation ................69
Cleaning................................648
Driving position memory .....162
Head restraints ......................168
Power easy access system ....166
Properly sitting in the seat ......36
Seat heaters ...........................631
Seat position memory ...........162
Seat ventilators .....................632
Sensor
Automatic headlight system .231
Automatic High Beam system ....
238
Driver monitor sensor ...........345
Humidity sensor ...................421
Inside rear view mirror .........172
Intrusion sensor and tilt sensor ...
89
Lexus parking assist-sensor ..284
LKA (Lane-Keeping Assist).274
Radar sensor .........267, 345, 361
Rain-sensing windshield
wipers .................................246
S-FLOW mode ..........................419Shift lever ................................. 215
Automatic transmission ....... 215
If the shift lever cannot be
shifted from P .................... 818
Shift lever light ......................... 611
Shift lock system ...................... 818
Side airbags ................................ 45
Side mirrors .............................. 174
Adjusting and folding .......... 174
BSM (Blind spot monitor) ... 354
Linked mirror function when
reversing ............................ 176
Mirror position memory ...... 162
Side turn signal lights ............... 223
Replacing light bulbs ........... 735
Turn signal lever .................. 223
Smart entry & start system ....... 123
Antenna location .................. 125
Entry functions .................... 123
Starting the engine ............... 207
Warning message................. 762
Snow mode ............................... 217
Snow tires ................................. 363
Spare tire................................... 783
Inflation pressure ................. 852
Storage location ................... 784
Spark plug................................. 847
Specifications ........................... 836
Speech command system ......... 402
Speedometer ............................... 99
Sport mode ............................... 328

888Alphabetical index
GS350/250_EE (OM30C36E)
Steering lock..............................211
Column lock release .............212
Steering lock system warning
message ..............................781
Steering wheel ...........................170
Adjustment ...........................170
Audio switches .....................543
Heated steering wheel...........629
Power easy access system ....166
Steering wheel position
memory ..............................162
Stop lights
Emergency brake signal .......334
Replacing light bulbs ............735
Storage feature...........................614
Stuck
If the vehicle becomes stuck.833
Sun visors ..................................624
Sun shade
Rear ......................................636
Rear door ..............................637
Roof ......................................182
Switches
AFS OFF switch ...................230
Audio remote control
switches ..............................543
Automatic High Beam switch ....
233
BSM (Blind spot monitor)
switch .................................354
Cruise control switch ............254
“DISP” button.......................104
Door lock switches ...............146
Driving mode select switch ..328Driving position memory
switches ............................. 162
Dynamic radar cruise control
switch ................................ 258
Emergency flashers switch .. 738
Engine switch ...................... 207
Fog light switch ................... 239
Headlight cleaner switch ..... 248
Heated steering wheel switch ....
629
HUD (Head-up display)
switches ............................. 112
Ignition switch ..................... 207
Lexus parking assist-sensor
switch ................................ 285
Light switches ...................... 228
LKA (Lane-Keeping Assist)
switch ................................ 276
Moon roof switches ............. 181
Outside rear view mirror
switches ............................. 174
Paddle shift switches ........... 218
PCS OFF switch .................. 344
Power door lock switch ....... 146
Power window switches ...... 178
Rear sunshade switch........... 636
Rear window and outside rear
view mirror defoggers
switch ................................ 430
Seat heater switches ............. 631
Seat ventilator switches ....... 632
Snow mode switch ............... 217
Talk switch .................. 402, 567
Telephone switches.............. 543
Tilt and telescopic steering
control switch .................... 170

889Alphabetical index
GS350/250_EE (OM30C36E)
Tire pressure warning reset
switch .................................675
Trunk closer switch..............151
Trunk opener switch .............150
Trunk opener main switch ....151
Vehicle-to-vehicle distance
button .................................261
VSC OFF switch ..................335
Window lock switch .............178
Windshield wipers
and washer switch ..............241
Tachometer ..........................99, 114
Tail lights ..................................228
Light switch ..........................228
Replacing light bulbs ............735
Welcome light illumination
control ................................123
Talk switch ........................402, 567
Telephone switches ...................543
Theft deterrent system
Alarm ......................................86
Double locking system ...........85
Engine immobilizer system ....80
Intrusion sensor and tilt sensor ...
89
Tire inflation pressure ...............691
Maintenance data ..................850
Tire inflation pressure display
function ..............................106
Warning light........................753
Warning message..........772, 772Tire pressure warning system ... 674
Function ............................... 674
Initializing............................ 675
Installing tire pressure warning
valves and transmitters ...... 674
Registering ID codes ........... 676
Tire pressure warning reset
switch ................................ 675
Warning light ....................... 753
Warning message......... 772, 772
Tires .......................................... 672
Chains .................................. 361
Checking .............................. 672
Emergency tire puncture
repair kit ............................ 798
If you have a flat tire.... 783, 798
Inflation pressure ................. 850
Replacing ............................. 783
Rotating tires........................ 673
Size ...................................... 850
Snow tires ............................ 363
Spare tire .............................. 783
Tire inflation pressure display
function ............................. 106
Tire pressure warning system ....
674
Warning light ....................... 753
Warning message................. 772
Tools ................................. 784, 799
Top strap ..................................... 74
T

891Alphabetical index
GS350/250_EE (OM30C36E)
Warning buzzers
Approach warning ................264
Brake system ........................749
Downshifting ........................221
Key reminder ........................777
Lexus parking assist-sensor ..284
No-handed driving warning..279
Open door .............................763
Open hood ............................763
Open moon roof....................764
Open trunk ............................764
Open window .......................764
Pre-crash braking ..................343
Seat belt reminder .................752
Warning lights .............................95
ABS ......................................750
AFS OFF indicator ...............751
Brake system ................749, 751
Charging system ...................750
Electric power steering
system.................................751
Low fuel level .......................752
Malfunction indicator lamp ..750
Master warning light ............752
Open door .............................752
Parking brake indicator.........751
Pre-Crash Safety system .......751
Seat belt reminder light ........752
Slip indicator ........................751
SRS .......................................750
Tire pressure warning light...753Warning messages .................... 757
Warning reflector storage belt .. 623
Washer ...................................... 241
Checking .............................. 671
Low washer fluid warning
message ............................. 771
Preparing and checking
before winter ..................... 359
Switch .................................. 241
Washing and waxing ................ 644
Weight ...................................... 836
Welcome light illumination
control .................................... 123
Wheels ...................................... 693
Replacing ............................. 693
Size ...................................... 850
Window glasses ........................ 178
Window lock switch ................. 178
Windows................................... 178
Power windows.................... 178
Rear window defogger......... 430
Windshield wiper de-icer ......... 431
Windshield wipers .................... 241
Intermittent wiper with interval
adjuster .............................. 241
Position ................................ 362
Rain-sensing windshield
wipers ................................ 243
Winter driving tips.................... 359
Wireless remote control key ..... 141
Battery-Saving Function ...... 129
Locking/Unlocking .............. 141
Replacing the battery ........... 697
WMA disc ................................ 469
W