interior lights Lexus IS350 2018 Owner's Manual / LEXUS 2018 IS300,IS350 OWNER'S MANUAL (OM53E34U)

IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Pictorial indexSearch by illustration
1For safety
and securityMake sure to read through them
2Instrument clusterHow to read the gauges and meters, the variety of
warning lights and indicators, etc.
3Operation of each
componentOpening and closing the doors and windows,
adjustment before driving, etc.
4DrivingOperations and advice which are necessary for driving
5Lexus Display
Audio systemOperating the Lexus Display Audio system
6Interior featuresUsage of the interior features, etc.
7Maintenance
and careCaring for your vehicle and maintenance procedures
8When trouble
arisesWhat to do in case of malfunction or emergency
9Vehicle
specificationsVehicle specifications, customizable features, etc.
10For ownersReporting safety defects for U.S. owners, and seat belt
and SRS airbag instructio ns for Canadian owners
IndexSearch by symptom
Search alphabetically

5
1
9 8
7 5 4
3
2
10
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
6
5-11. Bluetooth®
What to do if...
(Troubleshooti ng)...................380
Bluetooth
® .................................. 384
5-12. Other function “Information” screen ..................391
USB photo .................................... 393
Weather information................ 395
Voice command system ......... 396 6-1. Basic operation of the
Remote Touch screen
Remote Touch ............................ 402
10.3-inch display ........................ 405
6-2. Using the air conditioning system
Automatic air conditioning system.......................................... 407
Heated steering wheel/ seat heaters/
seat ventilators ...........................416
6-3. Using the interior lights Interior lights list .......................... 418• Interior lights............................419
• Personal lights.........................419
6-4. Using the storage features List of storage features .............. 421• Glove box ............................... 422
• Console box .......................... 422
•Cup holders/bottle holders ........................ 423
Trunk features ............................. 425
6Interior features

23Pictorial index
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Inside rear view mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 149
Sun visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 427
Vanity mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 427
Interior light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 419
Personal lights
*1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 419
Moon roof switches
*2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 158
“SOS” button
*2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P. 443
Garage door opener switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P. 432
*1: The illustration shows the front, but they are also equipped in the rear.
*2: If equipped
1
2
3
4
5
6
7

401
Interior features6
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
6-1. Basic operation of the
Remote Touch screen
Remote Touch .............................402
10.3-inch display ....................... 405
6-2. Using the air conditioning system
Automatic air conditioning system ..........................................407
Heated steering wheel/ seat heaters/
seat ventilators .......................... 416
6-3. Using the interior lights Interior lights list........................... 418• Interior lights ........................... 419
• Personal lights ........................ 419
6-4. Using the storage features
List of storage features.............. 421
• Glove box ............................... 422
• Console box ........................... 422
•Cup holders/bottle holders .........................423
Trunk features..............................425 6-5. Using the other interior
features
Other interior features ............ 427 • Sun visors ................................ 427
• Vanity mirrors ....................... 427
• Clock ........................................ 427
• Power outlet........................... 428
• Armrest .................................... 429
• Rear sunshade ..................... 429
• Assist grips............................... 431
• Coat hooks .............................. 431
Garage door opener ............... 432
Compass ....................................... 439
LEXUS Enform Safety Connect ...................................... 443
LEXUS Enform Remote .........448
LEXUS Enform Service Connect ...................................... 449

4176-2. Using the air conditioning system
6
Interior features
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Each time the switch is pressed, the
intensity of the seat heater changes and
the level indicator lights (amber) light
as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
■The seat heaters can be used when
The engine switch is in IGNITION ON mode.
■Seat heater timer control
To enable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds once. If a seat heater is turned on
while seat heater timer control is enabled, the intensity of the seat heater will automati-
cally change from Hi →Mid →Lo.
The timing of the change in seat heater in tensity differs depending on the temperature
inside the cabin, etc. when the seat heater is operating.
To disable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds twice.
Each time the switch is pressed, the
intensity of the seat ventilator changes
and the level indicator lights (green)
light as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
■The seat ventilators can be used when
The engine switch is in IGNITION ON mode.
■Air conditioning system-linked control mode
When a seat ventilator is set to Hi, the fa n speed of the seat ventilator may increase
according to the fan speed of the air conditioning system.
Seat heaters
Type A Type B
Seat ventilators

418
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
6-3. Using the interior lights
Interior lights list
Outer foot lights
Front interior light (
→P. 419)
Front personal lights ( →P. 419)
Inside door handle lights
Rear interior light ( →P. 419) Rear personal lights (
→P. 419)
Power window switch lights
Door courtesy lights
Footwell lights1
2
3
4
5
6
7
8
9

4196-3. Using the interior lights
6
Interior features
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Turns the light on/off
Turns the door position on/off
Turns the light on/off
Interior lights
1
2
Personal lights
FrontRear

4206-3. Using the interior lights
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
■The interior lights and personal lights can be operated when
The interior lights and personal lights can be used regardless of the engine switch mode.
However, when the engine switch is turned off, they can be used only when the battery
protection function is not operating.
■Battery protection function
To prevent the battery from being discha rged, approximately 20 minutes after the
engine switch is turned off, the power supplied to the interi or lights, personal lights, and
other lights will be cut off automatically. (If the interior lights, etc. are left on when the
engine switch is turned off, they will be turned off automatically.)
To turn the interior lights, etc. back on, tu rn the engine switch to ACCESSORY or IGNI-
TION ON mode or operate the interior light switch until the interior lights turn on.
If any of the lights are illuminated automatica lly due to the illuminated entry system, the
battery protection function will be canceled.
■Illuminated entry system
The lights automatically turn on/off according to engine switch mode, the presence of the
electronic key, whether the doors are locked/unlocked, and whether the doors are
opened/closed.
■Customization
Setting (e.g. the time elapsed before lights turn off) can be changed.
(Customizable features: →P. 611)
NOTICE
To prevent battery discharge, do not leave th e lights on longer than necessary when the
engine is off.

4637-2. Maintenance
7
Maintenance and care
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
Vehicle interior
ItemsCheck points
Accelerator pedal• The accelerator pedal should move smoothly (with-
out uneven pedal effort or catching).
Automatic transmission
“Park” mechanism• When parked on a slope and the shift lever is in P, is the vehicle securely stopped?
Brake pedal
• Does the brake pedal move smoothly?
• Does the brake pedal have appropriate clearance
from the floor? ( →P. 592)
• Does the brake pedal have the correct amount of
free play? ( →P. 592)
Brakes
• The vehicle should not pull to one side when the
brakes are applied.
• The brakes should work effectively.
• The brake pedal should not feel spongy.
• The brake pedal should no t get too close to the floor
when the brakes are applied.
Head restraints• Do the head restraints move smoothly and lock
securely?
Indicators/buzzers• Do the indicators and buzzers function properly?
Lights• Do all the lights come on?
Parking brake
• Moves smoothly?
• When parked on a slope and the parking brake is on,is the vehicle securely stopped?
Seat belts• Do the seat belts operate smoothly?
• The seat belts should not be damaged.
Seats• Do the seat controls operate properly?
Steering wheel
• Does the steering wheel rotate smoothly?
• Does the steering wheel have the correct amount offree play?
• There should not be any strange sounds coming from the steering wheel.

5678-2. Steps to take in an emergency
8
When trouble arises
IS350 AWD/IS350/IS300 AWD/IS300_U(OM53E34U)
One of the following may be the cause of the problem:
●There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●The engine may be flooded.
Try to restart the engine again follo wing correct starting procedures.
(→ P. 178)
●There may be a malfunction in th e engine immobilizer system. (→P. 68)
One of the following may be the cause of the problem:
●The battery terminal connections may be loose or corroded.
●The battery may be discharged. ( →P. 572)
The engine starting system may be malfun ctioning due to an electrical problem
such as electronic key battery depletio n or a blown fuse. However, an interim
measure is available to start the engine. ( →P. 568)
If the engine will not start
If the engine will not start even though correct starting procedures are being
followed ( →P. 178), consider each of the following points:
The engine will not start even thoug h the starter motor operates nor-
mally.
The starter motor turns over slowly , the interior lights and headlights
are dim, or the horn does not sound or sounds at a low volume.
The starter motor does not turn over