2012 Lexus GS350 cruise control

7607-2. Steps to take in an emergency
GS350/250_EE (OM30C36E)
(If equipped)
Indicates a malfunction in the Lexus parking-
assist sensor
The malfunctioning assist-sensor is flashing.
Indicates a malfunction in the dynamic radar
cruise control system (if equipped) or the cruise
control system
Press the “ON-OFF” button once to deactivate
the system, and then press the button again to
reactivate the system.
(If equipped)
Indicates a malfunction in the LKA (Lane-Keep-
ing Assist)
(If equipped)
Indicates a malfunction in the automatic head-
light leveling system
Wa r n i n g m e s s a g eDetails

7667-2. Steps to take in an emergency
GS350/250_EE (OM30C36E)
Indicates that engine
oil level is lowCheck the level of
engine oil, and add if
necessary.
(If equipped)
Indicates that Lexus
parking assist-sensor is
dirty or covered with
ice
Clean the sensor.
(If equipped)
Indicates that the radar
sensor is dirty or cov-
ered with ice
Clean the sensor.
(If equipped)
Indicates that the radar
cruise control system is
unable to judge vehi-
cle-to-vehicle distance
• Turn off the snow
mode.
• If the windshield
wipers are on, turn
them off or set them
to a mode other than
AUTO or high speed
wiper operation.
Wa r n i n g m e s s a g eDetailsCorrection procedure

7707-2. Steps to take in an emergency
GS350/250_EE (OM30C36E)
Warning message in radar cruise mode (if equipped)
In the following cases, the warning message may not be displayed even if
vehicle-to-vehicle distance decreases:
When your vehicle and the vehicle ahead are traveling at the same speed or
the vehicle ahead is traveling more quickly than your vehicle
When the vehicle ahead is traveling at a very low speed
Immediately after cruise control speed is set
At the instant the accelerator pedal is depressed
The LKA (Lane-Keeping Assist) lane departure warning function
In the following cases, the warning message will not be displayed even if a
lane line is crossed.
When the vehicle speed deviates from the operating range of the LKA sys-
tem functions
When the lane lines cannot be recognized
When the steering wheel is turned as far as necessary to cause the vehicle to
change lanes

7967-2. Steps to take in an emergency
GS350/250_EE (OM30C36E)
CAUTION
When using the full-size spare tire as a rear tire (vehicles with front and rear
tires of differing sizes)
Replace the spare tire with a standard tire as soon as possible.
Avoid sudden acceleration, abrupt steering, as well as sudden braking and
shifting operation to engine braking.
When using the compact spare tire
Remember that the compact spare tire provided is specifically designed
for use with your vehicle. Do not use your compact spare tire on another
vehicle.
Do not use more than one compact spare tires simultaneously.
Replace the compact spare tire with a standard tire as soon as possible.
Avoid sudden acceleration, abrupt steering, as well as sudden braking and
shifting operation to engine braking.
When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following systems
may not operate correctly:
Also, not only can the following system not be utilized fully, but it may
even negatively affect the drive-train components:
• AWD system
• ABS & Brake assist
•VSC
•TRC
• Cruise control (if equipped)
• Dynamic radar cruise control
(if equipped)
• PCS (if equipped)
•EPS
• AFS (if equipped)• AVS (if equipped)
• LKA (Lane-Keeping Assist)
(if equipped)
• Lexus parking assist monitor
(if equipped)
• Lexus parking assist-sensor
(if equipped)
• Navigation system (if equipped)

877Alphabetical index
GS350/250_EE (OM30C36E)
Anti-lock Brake System (ABS) .333
Function ................................333
Warning light........................750
Warning message..................761
Approach warning (dynamic
radar cruise control) ................264
Armrest ......................................635
Armrest door .............................639
Ashtrays.....................................626
Assist grip..................................641
Audio input................................536
Audio system .............................432
Audio input ...........................536
AUX port/
USB port ............536, 512, 524
Bluetooth
® audio ..................498
CD/DVD player ....................467
CD/DVD player information 488
DVD video ...........................475
iPod.......................................522
MP3/WMA disc ...................469
Optimal use...........................533
Portable music player ...........536
Radio ....................................458
Rear seat audio controls........537
Steering wheel audio switch .543
USB memory ........................510
Automatic headlight leveling
system ....................................231
Automatic High Beam ..............233
Automatic light control system 228Automatic transmission ............ 215
If the shift lever cannot be
shifted from P .................... 818
M mode ................................ 219
Paddle shift switches ........... 218
AUX port .................................. 536
Auxiliary boxes ........................ 620
AVS (Adaptive Variable
Suspension system) ................ 334
Back-up light
Replacing light bulb............. 729
Wattage ................................ 853
Battery ...................................... 667
Battery checking .................. 667
If the vehicle has discharged
battery................................ 825
Preparing and checking
before winter ..................... 359
Warning light ....................... 750
Blind Spot Monitor (BSM) ...... 354
Bluetooth
®
Audio system ....................... 498
Hands-free system
(for cellular phone)............ 542
Brake
Fluid ..................................... 849
Parking brake ....................... 225
Warning light ............... 749, 751
Warning message................. 757
B

879Alphabetical index
GS350/250_EE (OM30C36E)
Cruise control
Cruise control .......................254
Dynamic radar cruise control .....
258
Cup holders ...............................618
Curtain shield airbags .................45
Customizable features ...............856
DAB (Digital Audio Broadcast)463
Daytime running light system ..231
Defogger
Front windshield ...................416
Outside rear view mirrors .....430
Rear window.........................430
Differential
Front differential...................849
Rear differential ....................849
Digital Audio Broadcast (DAB)463
Dimension .................................836
Display
Dynamic radar cruise control .....
258
LKA (Lane-Keeping Assist).278
Multi-information display ....102
Remote Touch screen ...........370
Trip information ...................104
Warning message..................757
Do-it-yourself maintenance .......654
Door courtesy lights
Location ................................611
Wattage .................................853Door lock
Doors ................................... 146
Smart entry & start system .. 123
Wireless remote control ....... 141
Doors ........................................ 146
Automatic door locking and
unlocking system............... 148
Door glasses......................... 178
Door lock ............................. 146
Open door warning buzzer .. 127
Open door warning light ...... 752
Outside rear view mirrors .... 174
Rear door child-protector .... 147
Driver’s seat position memory . 162
Driving...................................... 186
Break-in tips ........................ 189
Correct posture ...................... 36
Driving mode select switch . 328
Procedures ........................... 186
Winter drive tips .................. 359
Dynamic radar cruise control ... 258
Function ............................... 258
Warning message......... 760, 766
DVD player ...................... 467, 475
D

884Alphabetical index
GS350/250_EE (OM30C36E)
Lights
Automatic High Beam
system.................................233
Fog light switch ....................239
Follow me home system .......229
Headlight switch ...................228
Illuminated entry system ......613
Interior light..........................612
Interior lights list ..................611
Personal lights ......................612
Replacing light bulbs ............724
Trunk light ............................152
Turn signal lever ...................223
Vanity lights .........................624
Wattage .................................853
Welcome light illumination
control ................................123
LKA (Lane-Keeping Assist) .....274
Operation ..............................276
Warning messages ........760, 767
Lock steering column ................211
Low profile tire .........................678
Luggage hook ............................621
Luggage security system ...........151Maintenance
Do-it-yourself maintenance . 654
Maintenance data ................. 836
Maintenance requirements... 651
Malfunction indicator lamp ...... 750
Master warning light ................ 752
Meter .......................................... 99
Head-up display ................... 112
Indicators ............................... 96
Instrument panel light control....
100
Meters .................................... 99
Multi-information display.... 102
Warning lights ....................... 95
Mirrors
Inside rear view mirror ........ 171
Outside rear view mirror
defoggers ........................... 430
Outside rear view mirrors .... 174
Vanity mirrors...................... 624
Moon roof ................................. 181
Door lock linked moon roof
operation............................ 182
Jam protection function ....... 182
Operation ............................. 181
Warning message................. 764
MP3 disc ................................... 469
Multi-information display ........ 102
Dynamic radar cruise
control ............................... 258
Lane-Keeping Assist............ 278
Language ............................. 107
Switching the display........... 104
Trip information .................. 104
Warning message................. 757M

886Alphabetical index
GS350/250_EE (OM30C36E)
Pre-Crash Safety system (PCS) .343
Function ................................343
PCS OFF switch ...................344
Warning light........................751
Warning message..759, 767, 774
Radar cruise control (dynamic
radar cruise control) ................258
Radiator .....................................667
Radio .........................................458
Radio Data System (RDS) ........463
Rear air conditioning system .....425
Rear door sunshades ..................636
Rear fog light.............................239
Replacing light bulb .............735
Switch ...................................239
Rear personal lights ...................612
Rear seat heaters ........................632
Rear sunshade............................636
Operation ..............................636
Reverse operation feature .....637
Rear turn signal lights ...............223
Replacing light bulbs ............728
Turn signal lever ...................223
Wattage .................................853
Rear view mirror
Inside rear view mirror .........171
Outside rear view mirrors .....174
Rear view monitor system .........297
Rear window defogger .............430Refueling .................................. 249
Capacity ............................... 838
Fuel types............................. 838
If the fuel filler door cannot
be opened .......................... 252
Opening the fuel tank cap .... 251
Remote Touch .......................... 368
Remote Touch screen .............. 370
Replacing
Electronic key battery .......... 697
Fuses .................................... 700
Light bulbs ........................... 722
Tires ..................................... 783
Seat belt reminder light ............ 752
Seat belts..................................... 38
Adjusting the seat belt ........... 39
Child restraint system
installation ........................... 70
Cleaning and maintaining
the seat belt........................ 649
Emergency Locking
Retractor (ELR)................... 41
How to wear your seat belt .... 38
How your child should wear
the seat belt.......................... 41
Pre-crash seat belts ................ 40
Pregnant women, proper
seat belt use ......................... 42
Reminder light and buzzer... 752
Seat belt pretensioners ........... 40
SRS warning light................ 750
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