engine LEXUS IS250 2016 Repair Manual

190
2-4. Using other driving systems
nHill-start assist control is operational when
lThe shift lever is in the D or S position.
lThe brake pedal is not depressed.
nEPS operation sound
When the steering wheel operates, a motor sound (whirring sound) may be heard.
This does not indicate a malfunction.
nReduced effectiveness of EPS
The effectiveness of EPS is reduced to prevent the system from overheating when
there is frequent steering input over an extended period of time. The steering wheel
may feel heavy as a result. Should this occur, refrain from excessive steering input or
stop the vehicle and turn the engine OFF. The system should return to normal within
10 minutes.
CAUTION
nThe ABS does not operate effectively when
lThe limits of tire gripping performance have been exceeded.
lThe vehicle hydroplanes while driving at high speed on the wet or slick road.
nStopping distance when the ABS is operating will exceed that of normal condi-
tions
The ABS is not designed to shorten the vehicle’s stopping distance. Always main-
tain a safe distance from the vehicle in front of you in the following situations.
lWhen driving on dirt, gravel or snow-covered roads
lWhen driving with tire chains
lWhen driving over bumps in the road
lWhen driving over roads with potholes or roads with uneven roads

206
2-5. Driving information
Dinghy towing (vehicles with a manual transmission)
Towing your vehicle with 4 wheels on the ground
To prevent damage to your vehicle, perform the following procedures
before towing.
Shift the shift lever to neutral.
Switch to ACCESSORY mode. (→P. 1 2 8 )
Ensure that the audio system and other powered devices have been
turned off.
Release the parking brake.
After towing, leave the engine in idle for at least 3 minutes before driv-
ing the vehicle.
nNecessary equipment and accessories
Specialized equipment and accessories are required for dinghy towing. Contact
the service branch of the motor home manufacturer regarding recommended
equipment.
Your vehicle can be dinghy towed in a forward direction (with 4 wheels on
the ground) behind a motor home.
STEP1
STEP2
STEP3

207
2-5. Driving information
2

When driving
NOTICE
nDinghy towing direction
nTo prevent the steering from locking
Ensure the “ENGINE START STOP” switch is in ACCESSORY mode.
Do not tow the vehicle backwards.
Doing so may cause serious damage.

218
3-1. Using the air conditioning system and defogger
Rear window and outside re ar view mirror defoggers
nThe defogger can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
CAUTION
nWhen the outside rear view mirror defoggers are on
Do not touch the outside surface of the rear view mirror, as it can become very hot
and burn you.
These features are used to defog the rear window, and to remove rain-
drops, dew and frost from the outside rear view mirrors.
On/off
The defoggers will automatically
turn off after approximately 15
minutes.

221
3-2. Using the audio system
3

Interior features
NOTICE
nTo prevent battery discharge
Do not leave the audio system on longer than necessary with the engine off.
nTo avoid damaging the audio system
Take care not to spill drinks or other fluids over the audio system.

247
3

Interior features
3-3. Using the interior lights
Interior lights list
Your Lexus is equipped with the illuminated entry system to assist in enter-
ing the vehicle. Owing to the function of the system, the lights shown in the
following illustration automatically turn on/off according to the presence of
the electronic key, whether the doors are locked/unlocked, whether the
doors are opened/closed, and the “ENGINE START STOP” switch mode.
Front personal lights (→P. 2 4 9 )
Front interior light (→P. 2 4 9 )
Front overhead courtesy light
Rear personal lights (→P. 2 4 9 )
Rear interior light
Rear overhead courtesy light
Shift lever light (when “ENGINE START STOP” switch is in
ACCESSORY or IGNITION ON mode)
Front foot well lighting

252
3-4. Using the storage features
Console boxes
Front
Pull up the knob to release the
lock.
Slide the armrest.
Pull up the knob to release the
lock.
Lift the armrest to open.
Rear (if equipped)
Press the button to release the
lock.
Lift the armrest to open.
nGlove box light
The glove box light turns on when the “ENGINE START STOP” switch is in IGNI-
TION ON mode.
nTrunk opener main switch
The trunk opener main switch located in the glove box. (→ P. 4 3 )
CAUTION
nCaution while driving
Keep the glove box closed.
Injuries may result in the event of an accident or sudden braking.
Glove box and console boxes

253
3-4. Using the storage features
3

Interior features
Overhead console
The overhead console is useful for
temporarily storing sunglasses and
similar small items.
nConsole box light (front)
The console box light turn on when the “ENGINE START STOP” switch is in IGNI-
TION ON mode.
nUsing the front console box to store CD cases
CAUTION
nCaution while driving
Keep the console box closed.
Injuries may result in the event of an accident or sudden braking.
Store a CD case with the hinged portion fac-
ing either the front or back of the console
box.
Console boxes and overhead console

259
3-5. Other interior features
3

Interior features
Clock
nThe clock is displayed when
The “ENGINE START STOP” switch is in ACCESSORY or IGNITION ON mode.
Adjusts the hour.
Adjusts the minutes.
Rounds to the nearest hour.*
*: e.g. 1:00 to 1:29 → 1:00
1:30 to 1:59 → 2:00

261
3-5. Other interior features
3

Interior features
Change the settings.
Press the “ON/OFF” button to
change the settings (e.g. on/off).
nItems that can be set using the satellite switches
STEP3
Intuitive parking assist (→P. 180) on/off (if
equipped)
Tire pressure warning system initialization
(→P. 327)
ID code selection for tire air pressure system
(→P. 329)
AFS (Adaptive Front-lighting System) (→P. 1 5 7 )
on/off (if equipped)
Vehicle speed indicator on/off and speed setting
(→P. 144)
Tacho indicator on/off and engine speed (rpm)
setting (→P. 144)