2013 Lexus GS350 engine

806What to do if... (Troubleshooting)
GS350_U (OM30C34U)
●Did you press the engine switch while firmly depressing the
brake pedal? (P. 171)
●Is the shift lever in P? ( P. 1 74 )
●Is the electronic key anywhere detectable inside the vehicle?
( P. 1 0 4 )
●Is the steering wheel unlocked? ( P. 175)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way.
( P. 74 1 )
●Is the battery discharged? ( P. 743)
●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. 7 3 7 )
●It is locked automatically to prevent theft of the vehicle.
(P. 1 74 )
If you think something is wrong
The engine does not start
The shift lever cannot be shifted from P even if you depress the
brake pedal
The steering wheel cannot be turned after the engine is stopped

807What to do if... (Troubleshooting)
GS350_U (OM30C34U)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat can-
not be operated if the window lock switch is pressed. (P. 1 4 5 )
●The auto power off function will be operated if the vehicle is left
in ACCESSORY or IGNITION ON mode (the engine is not
running) for a period of time. ( P. 1 74 )
●The seat belt remind er light is flashing
Are the driver and the front passenger wearing the seat belts?
( P. 689)
●The parking brake indicator is on
Is the parking brake released? ( P. 1 8 6 )
Depending on the situation, ot her types of warning buzzer may
also sound. ( P. 686, 697)
The windows do not open or close by operating the power win-
dow switches
The engine switch is turned off automatically
A warning buzzer sounds during driving

808What to do if... (Troubleshooting)
GS350_U (OM30C34U)

●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 engi ne switch to IGNITION ON mode
or start the engine.
●Is the electronic key left insid e the vehicle or the moon roof
opened?
Check the message on the multi-information display.
( P. 7 0 4 )
●When a warning light turns on or a warning message is dis-
played, refer to P. 686, 697.
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
A warning light turns on or a warning message is displayed

812Alphabetical index
GS350_U (OM30C34U)
Care ............................................... 594, 598Aluminum wheels ............................. 595
Exterior................................................... 594
Interior .................................................... 598
Seat belts ............................................... 599
Cargo capacity....................................... 168
Cargo hooks ..........................................558
CD player .................................................. 412
Chains .......................................................300
Child restraint system............................ 53 Booster seats, definition ....................53
Booster seats, installation.................. 63
Convertible seats, definition ............53
Convertible seats, installation .........60
Front passenger occupant classification system ......................... 47
Infant seats, definition .......................... 53
Infant seats, installation .......................60
Installing CRS with LATCH anchors .................... 58
Installing CRS with seat belts ..........60
Installing CRS with top tether strap ......................... 64 Child safety .................................................52
Airbag precautions.............................. 39
Battery precautions .............. 626, 746
Child restraint system......................... 53
How your child should wear the seat belt ................................... 31, 32
Installing child restraints .................... 57
Moon roof precautions ..................... 151
Power window lock switch.............145
Power window precautions ........... 147
Rear door child-protectors ............. 118
Removed electronic key battery precautions .............. 647
Seat belt comfort guide ....................... 31
Seat belt extender precautions .......................................... 35
Seat belt precautions .......................... 56
Seat heater precautions ................. 570
Trunk precautions ............................... 124
Child-protectors ..................................... 118
Cleaning .......................................594, 598 Aluminum wheels ..............................595
Exterior ................................................... 594
Interior .................................................... 598
Seat belts................................................599
Clock......................................................... 562
Coat hooks ..............................................576
Condenser ...............................................622
Console box ........................................... 554
Console box light ................................. 554
Cooling system Engine overheating ...........................747
Cruise control Cruise control ..................................... 209
Dynamic radar cruise control ....... 213
C

814Alphabetical index
GS350_U (OM30C34U)
Emergency, in case ofIf the electronic key does not operate properly ........740
If the engine will not start................735
If the parking brake cannot be released........................738
If the shift lever cannot be shifted from P ............ 737
If the vehicle battery is discharged ......................................... 743
If the warning buzzer sounds................................................. 686
If the warning light turns on.......... 686
If the warning message is displayed ........................................697
If you have a flat tire .......................... 722
If you think something is wrong.............................................. 684
If your vehicle becomes stuck ...................................................... 749
If your vehicle has to be stopped in an emergency .......... 677
If your vehicle needs to be towed ...................................... 678
If your vehicle overheats ................ 747
Emergency flashers ............................. 676
Engine Accessory mode.................................. 172
Compartment ....................................... 615
Engine switch .......................................... 171
Hood ......................................................... 612
How to start the engine ..................... 171
Identification number .......................753
If the engine will not start................735
Ignition switch (engine switch) ................................... 171
Overheating ......................................... 747 Engine compartment cover............... 616
Engine coolant ...................................... 620
Capacity ................................................. 756
Checking ............................................... 620
Preparing and checking before winter .................................... 298
Engine coolant temperature gauge ......................................................... 79
Engine immobilizer system ................. 68
Engine oil ................................................... 617 Capacity ................................................. 754
Checking ................................................. 617
Oil level warning message ........... 706
Oil pressure warning message.......................... 698
Preparing and checking before winter .................................... 298
Engine oil maintenance data ........... 602
Engine switch .............................................171
Enhanced VSC ..................................... 268
EPS (Electronic Power Steering) .........269Function .................................................. 269
Warning light ....................................... 687
Warning message............................. 702
Event data recorder (EDR)................... 10

816Alphabetical index
GS350_U (OM30C34U)
Hands-free system (for cellular phone) ........................... 485
HD Radio
® system .............................. 394
Head restraints ........................................136
Headlights ................................................ 190 Adaptive Front-lighting System (AFS) .................................... 192
Discharge headlights precautions ........................................673
Headlight leveling warning message .......................... 700
Light switch ............................................ 190
Replacing light bulbs ..........................671
Wattage ....................................................761
Headlights aim .........................................661
Headlights cleaner............................... 203
Head-up display....................................... 90
Heaters Air conditioning system ..................345
Heated steering wheel ................... 566
Seat heaters ......................................... 568
Outside rear view mirrors ............ 365
Hill-start assist control ........................ 276
Horn ............................................................ 189
Hood ............................................................612 Open ......................................................... 612
Warning message .............................704
Hooks Cargo hooks ....................................... 558
Coat hooks ...........................................576
Retaining hooks (floor mat) ............. 26
Luggage hook .................................... 558
Utility hook ........................................... 578 I/M test ..................................................... 608
Identification
Engine ..................................................... 753
Vehicle .................................................... 753
Ignition switch (engine switch) ...........171
Illuminated entry system ................... 550
Immobilizer system ................................ 68
Indicators ..................................................... 77
Initialization Maintenance ........................................ 602
Moon roof .............................................. 150
Power windows....................................146
Tire pressure warning system .................................631
Initiators (tire pressure warning system) .................................637
Inside door handle lights ................... 548
Inside rear view mirror......................... 140
Instrument panel light control ............ 80
Interior lights .......................................... 548
Intuitive parking assist ........................ 238 Function .................................................. 238
Warning message.................700, 707
Jack Positioning a floor jack......................613
Vehicle-equipped jack ....................723
Jack handle ..................................................723
Jam protection function Moon roof ...............................................149
Power trunk opener and closer ............................................ 123
Power windows....................................146
HI
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817Alphabetical index
GS350_U (OM30C34U)
Keyless entry ............................................. 101Smart access system with push-button start ..................... 101
Wireless remote control ................... 114
Keys............................................................... 98 Battery-saving function .................... 107
Electronic key .........................................98
Engine switch .......................................... 171
If the electronic key does not operate properly ........740
Key number plate .................................98
Keyless entry .................................. 101, 114
Mechanical key ......................................98
Replacing the battery ...................... 646
Warning buzzer .................................. 105
Wireless remote control key .......... 114
Knee airbags ............................................. 36
Language (multi-information display) ............... 86
LATCH anchors ...................................... 58
LDH (Lexus Dynamic Handling system) .............................. 269
Lever Auxiliary catch lever .......................... 612
Hood lock release lever .................. 612
Internal trunk release lever..............124
Shift lever ................................................. 178
Turn signal lever .................................. 184
Wiper lever ............................................ 196
Lexus Dynamic Handling system (LDH)...................................... 269 Lexus Enform
*
Lexus night view ................................... 293
License plate lights ................................190
Light switch............................................ 190
Replacing light bulbs ......................... 671
Welcome light illumination control ........................... 101
Lights Fog light switch .....................................195
Headlight switch ................................. 190
Illuminated entry system................ 550
Interior light........................................... 549
Interior lights list..................................548
Personal lights ..................................... 549
Replacing light bulbs .......................665
Trunk light................................................ 122
Turn signal lever ...................................184
Vanity lights ............................................561
Wattage ................................................... 761
Welcome light illumination control..................................................... 101
Light bulbs Replacing ...............................................665
Wattage ................................................... 761
LKA (Lane-Keeping Assist) ............ 228 Operation.............................................. 229
Warning messages ......700, 707, 708, 709
Lock steering column........................... 174
Low profile tire ...................................... 634
Luggage hook ....................................... 558
Luggage security system .................... 122
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*: For vehicles with a navigation system, refer to the “Navigation System Owner’s Manual”.

818Alphabetical index
GS350_U (OM30C34U)
MaintenanceDo-it-yourself maintenance......... 609
General maintenance .................... 604
Maintenance data .............................. 752
Maintenance requirements............ 601
Malfunction indicator lamp .............. 687
Master warning light ........................... 689
Meter .............................................................79 Head-up display....................................90
Indicators................................................... 77
Instrument panel light control ........ 80
Meters......................................................... 79
Multi-information display .................. 82
Warning lights ........................................ 75
Micro dust and pollen filter .............. 355
Mirrors Inside rear view mirror ..................... 140
Outside rear view mirror defoggers .......................................... 365
Outside rear view mirrors ...............142
Vanity mirrors ....................................... 561
Moon roof................................................. 148 Door lock linked moon roof operation ..................... 149
Jam protection function ................... 149
Operation ............................................... 148
Warning message ............................ 705
MP3 disc ....................................................414 Multi-information display..................... 82
Dynamic radar cruise control ....... 213
Lane-Keeping Assist ....................... 232
Language.................................................. 86
Switching the display .......................... 83
Trip information ..................................... 83
Warning message............................. 697
Navigation system
*
Noise from under vehicle ........................8
Odometer ................................................... 79
Oil Engine oil ............................................... 754
Front differential oil ........................... 758
Rear differential oil ............................ 758
Opener Hood.......................................................... 612
Trunk ............................................................121
Outer foot lights Outer foot lights .................................548
Wattage ................................................... 761
Outside rear view mirrors .................. 142 Adjusting and folding ........................ 142
Blind spot monitor ............................ 287
Linked mirror function when reversing.................................. 143
Mirror position memory ................. 130
Outside rear view mirror defoggers............................365
Outside temperature display ............. 83
Overheating, Engine ........................... 747
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