trunk Lexus GS350 2019 Workshop Manual

5067-2. Steps to take in an emergency
GS350_300_OM_OM30G96U_(U)
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( P. 412)
■Alarm
If the trunk is opened using the mechanical key when the alarm system is set, the alarm
may be triggered. ( P. 79)
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above.
The engine does not start and modes will be changed each time the switch is
pressed.( P. 204)
■When the electronic key does not work properly
●Make sure that the smart access system wi th push-button start has not been deacti-
vated in the customization setting. If it is off, turn the function on.
(Customizable features:  P. 549)
●Check if battery-saving mode is set. If it is set, cancel the function. (P. 157)
WARNING
■When using the mechanical key and operating the power windows or moon roof
Operate the power window or moon roof afte r checking to make sure that there is no
possibility of any passenger having any of their body parts caught in the window or
moon roof.
Also, do not allow children to op erate the mechanical key. It is possible for children and
other passengers to get caught in the power window or moon roof.
3

GS350_300_OM_OM30G96U_(U)
5358-1. Specifications
8
Vehicle specifications
GS F
*: If equipped
Tire size255/35ZR19 (92Y) (front), 275/35ZR19 (96Y) (rear),
225/40ZR19 (93Y) XL (spare)
*
Tire inflation pressure
(Recommended
cold tire inflation
pressure)
Vehicle speed
Front tire
psi (kPa, kgf/cm2
or bar)
Rear tire
psi (kPa, kgf/cm2
or bar)
More than 137 mph
(220 km/h)44 (300, 3.0)44 (300, 3.0)
137 mph (220 km/h)
or less36 (250, 2.5)36 (250, 2.5)
Tire inflation pressure
(spare)
(Recommended
cold tire inflation
pressure)
42 psi (290kPa, 2.9kgf/cm2 or bar)
Wheel size19  9J (255/35ZR19), 19  10J (275/35ZR19),
19  8 1/2J (225/40ZR19)
Wheel nut torque76 ft•lbf (103 N•m, 10.5 kgf•m)
Light bulbs
Light bulbsBulb No.WType
ExteriorFront turn signal lights*7444NA28A
Outer foot lightsW5W5B
InteriorVanity lights8B
Trunk light3.8B
A: Wedge base bulbs (amber)
B: Wedge base bulbs (clear)
*: Vehicles with single-beam headlights

GS350_300_OM_OM30G96U_(U)
5558-2. Customization
8
Vehicle specifications
■BSM (Blind Spot Monitor)* ( P. 286)
*: If equipped
■AFS (Adaptive Fron t-lighting System)* ( P. 223)
*: If equipped
■Door lock ( P. 143, 504)
FunctionDefault
settingCustomized setting
BSM (Blind Spot Monitor)OnOff—O—
123
FunctionDefaultsettingCustomized setting
AFS (Adaptive Front-lighting System)OnOff—O—
123
FunctionDefault
settingCustomized setting
Unlocking on second key turn
(Allows all doors to be unlocked by turn-
ing the mechanical key twice in the
driver’s door)
On
(Driver’s
door
unlocked in
one step, all
doors
unlocked in two steps)
Off
(All doors
unlocked in one
step)
——O
Automatic door lock
Shifting the
shift lever to
position
other than P
Off
O—O
Vehicle speed is approxi-
mately 12 mph (20 km/h) or
higher
Automatic door unlockShifting the
shift lever to
POff
O—ODriver’s door is opened
Locking/unlocking of the trunk when all
doors are locked/unlockedOnOff——O
123

GS350_300_OM_OM30G96U_(U)
5578-2. Customization
8
Vehicle specifications
■Wireless remote control (P. 138)
■Front seats ( P. 164)
■Outside rear view mirrors ( P. 177)
*: If equipped
FunctionDefault
settingCustomized setting
Wireless remote controlOnOff——O
Unlocking operation
On
(Driver’s door
unlocked in
one step, all doors
unlocked in two steps)
Off
(All doors
unlocked in one step)
O—O
Trunk unlocking operationPress and
hold (short)
One short press
——OPush twice
Press and hold
(long)
Off
Alarm (panic mode)OnOff——O
123
FunctionDefaultsettingCustomized setting
Driver’s seat movement when exiting
the vehicleStandard
Off
O—O
Partial
Selecting the door linking driving posi-
tion memory with door unlock opera-
tionDriver’s doorAll doors——O
123
FunctionDefault
settingCustomized setting
Automatic mirror fold ing and extending
operation
*
Linked to
the locking/
unlocking of the doorsOff
——OLinked to oper- ation of the
engine switch
Linked mirror function when reversingOnOff——O
123

580What to do if... (Troubleshooting)
GS350_300_OM_OM30G96U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, ne w genuine mechanical keys can be made
by your Lexus dealer. ( P. 140)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 141)
●Is the electronic key battery weak or depleted? ( P. 412)
●Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. (P. 204)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person.
●The function may not operate properly du e to the condition of the radio wave.
( P. 158)
●Is the child-protector lock set?
The rear door cannot be opened from in side the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( P. 146)
●The function to prevent the electronic key from being left inside the trunk will
operate and you can open th e trunk as usual. Take the key out from the trunk.
( P. 151)
If you have a problem, check the foll owing before contacting your Lexus
dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked
The rear door cannot be opened
The trunk lid is closed with the electronic key left inside

586Alphabetical index
GS350_300_OM_OM30G96U_(U)
Child restraint system............................ 59Booster seats, definition ....................59
Booster seats, installation.................. 67
Convertible seats, definition ............59
Convertible seats, installation .........65
Front passenger occupant classification system ......................... 52
Infant seats, definition ..........................59
Infant seats, installation .......................65
Installing CRS with LATCH anchors ..................... 64
Installing CRS with seat belts ..........65
Installing CRS with top tether strap .........................68
Child safety ................................................ 58 Airbag precautions .............................. 44
Battery precautions .................393, 511
Child restraint system .........................59
How your child should wear the seat belt ................................. 37, 38
Installing child restraints..................... 63
Moon roof precautions.................... 186
Power window lock switch .............. 181
Power window precautions .......... 183
Rear door child-protectors ........... 146
Removed electronic key battery precautions................ 413
Seat belt comfort guide ..................... 37
Seat belt extender precautions ......40
Seat belt precautions .......................... 62
Seat heater precautions................. 330
Trunk precautions............................... 152 Child-protectors .................................... 146
Cleaning .......................................360, 364
Aluminum wheels ................................361
Exterior ...................................................360
Interior ..................................................... 364
Seat belts................................................365
Clock................................................. 93, 345
Coat hooks ............................................. 350
Condenser.............................................. 390
Console box ........................................... 339
Console box light ................................. 339
Consumption screen ............................ 134
Cooling system ..................................... 388 Engine overheating ............................ 512
Consumption screen ............................ 133
Cruise control Cruise control ..................................... 278
Dynamic radar cruise control with full-speed range ................... 266
Cup holders............................................ 340
Curtain shield airbags ............................ 42
Customizable features ...................... 549
Daytime running light system...........223
Defogger Front windshield................................. 322
Outside rear view mirrors ............ 322
Rear window........................................ 322
Differential Front differential .................................530
Rear differential.....................................531
D

591Alphabetical index
GS350_300_OM_OM30G96U_(U)
InitializationItems to initialize................................. 564
Maintenance........................................ 368
Moon roof .............................................. 185
Power windows ................................... 182
Tire pressure warning system................................397
Initiators (tire pressure warning system)................................. 403
Inside door handle lights ................... 335
Inside rear view mirror ......................... 175
Instrument panel light control............................................. 95, 103
Interior lights........................................... 335
Intuitive parking assist
*
Function*
Warning message ............................. 444
Jack Positioning a floor jack ....................376
Vehicle-equipped jack............................................ 476, 488
Jack handle ................................. 476, 488
Jam protection function Moon roof .............................................. 185
Power trunk opener and closer.............................................. 151
Power windows ..................................... 181 Keyless entry ............................................ 156
Smart access system with push-button start....................156
Wireless remote control.................. 143
Keys .............................................................138 Battery-saving function ................... 158
Electronic key ....................................... 138
Engine switch ...................................... 203
If the electronic key does not operate properly ........504
If you lose your keys.................. 140, 141
Key number plate ............................... 138
Keyless entry ............................... 143, 156
Mechanical key.....................................139
Engine switch ...................................... 203
Replacing the battery ........................ 412
Warning buzzer................................... 157
Wireless remote control key ......... 143
Knee airbags ............................................... 41
J
K
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

592Alphabetical index
GS350_300_OM_OM30G96U_(U)
Language (multi-information display)....................................... 550, 552
LATCH anchors ...................................... 64
LDH (Lexus Dynamic Handling system) .............................. 297
Lever Auxiliary catch lever .........................375
Hood lock release lever .................375
Internal trunk release lever............. 152
Shift lever ............................................... 208
Turn signal lever .................................. 216
Wiper lever ........................................... 229
Lexus Dynamic Handling system (LDH)...................................... 297
Lexus Enform
*
Lexus Enform Safety Connect............72
Lexus parking assist monitor
*
Lexus Safety System +........................ 239 Automatic High Beam .................... 225
Dynamic radar cruise control with full-speed range ....................266
LKA (Lane-Keeping Assist) .........256
PCS (Pre-Collision System) ........245
License plate lights............................... 222 Light switch ........................................... 222
Replacing light bulbs ........................ 422
Welcome light illumination control ......................... 144 Light bulbs
Replacing ................................................. 421
Wattage .................................................535
Lights Automatic High Beam system ... 225
Headlight switch .................................222
Illuminated entry system................. 337
Interior light........................................... 336
Interior lights list.................................. 335
Personal lights ..................................... 336
Replacing light bulbs ............. 421, 422
Trunk light................................................. 151
Turn signal lever ................................... 216
Vanity lights .......................................... 344
Wattage .................................................535
Welcome light illumination control.................................................... 144
LKA (Lane-Keeping Assist) ............ 256 Operation.............................................. 260
Warning messages .......................... 444
Lock steering column......................... 205
Low profile tire ...................................... 398
Luggage security system ..................... 151
L

593Alphabetical index
GS350_300_OM_OM30G96U_(U)
Main display..............................................314
MaintenanceDo-it-yourself maintenance.......... 373
General maintenance .................... 369
Maintenance data .............................. 522
Maintenance requirements...........367
Malfunction indicator lamp .............. 437
Master warning light ........................... 439
Meter ....................................................92, 98 Head-up display.................................. 126
Indicators................................................... 87
Instrument panel light control .......................................... 95, 103
Meters................................................92, 98
Multi-information display ....... 106, 114
Warning lights ........................................86
Micro dust and pollen filter .............. 322
Mirrors Inside rear view mirror ..................... 175
Outside rear view mirror defoggers ........................................... 322
Outside rear view mirrors ............... 177
Vanity mirrors ......................................344
Moon roof................................................. 184 Door lock linked moon roof operation ..................... 185
Jam protection function ................... 185
Operation ............................................... 184
Warning message ............................. 444
MP3 disc
*
Multi-information display........... 106, 114 Boost meter/oil temperature gauge/oil pressure gauge.......... 109
Drive information....................... 108, 115
Dynamic radar cruise control with full-speed range ................... 266
“F” content ................................................. 117
G-force ......................................... 109, 120
Lap timer.................................................... 117
LKA (Lane-Keeping Assist)......... 256
Torque distribution .............................. 119
Navigation system
*
Noise from under vehicle ........................8
Odometer ........................................ 93, 100
Oil Engine oil ............................................... 526
Front differential oil ...........................530
Rear differential oil ..............................531
Opener Fuel filler door...................................... 234
Hood........................................................ 375
Trunk ..........................................................149
M
N
O
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.

594Alphabetical index
GS350_300_OM_OM30G96U_(U)
Outer foot lightsOuter foot lights ................................ 335
Replacing light bulbs ........................ 422
Wattage ................................................. 535
Outside rear view mirrors .................. 177 Adjusting and folding......................... 177
Blind Spot Monitor........................... 286
Linked mirror function when reversing ..................................179
Mirror position memory .................. 166
Outside rear view mirror defoggers ............................ 322
Outside temperature display ...93, 100
Overheating, Engine ............................512
Paddle shift switches ............................ 210
Parking assist sensors (intuitive parking assist)
*
Parking brake........................................... 217 If the parking brake cannot be released ....................... 502
Operation ................................................ 217
Parking brake engaged warning buzzer ............................... 444
Parking brake engaged warning message ........................... 444
Parking lights .......................................... 222 Light switch ........................................... 222
Replacing light bulbs ........................ 422
Welcome light illumination control ......................... 144 PCS (Pre-Collision System).............245
Function .................................................. 245
Warning light .......................................438
Warning message............................. 444
Personal lights ....................................... 336
Power easy access system ................. 166
Pop-up display ................................. 111, 123
Power outlets ......................................... 346
Power steering (Electric Power Steering system)................................. 297 Warning light .......................................438
Warning message............................. 444
Power trunk opener and closer ....... 149
Power windows........................................ 181 Door lock linked window operation ...........................182
Jam protection function..................... 181
Operation................................................. 181
Window lock switch ........................... 181
Pre-Collision System (PCS).............245 Function .................................................. 245
Warning light .......................................438
Warning message............................. 444
P