custom Lexus IS300h 2016 Owner's Manual

IS300h_EE(OM53D56E)
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.
IndexSearch by symptom
Search alphabetically

7
1
9 8
7
6 4 3
2
IS300h_EE(OM53D56E)
5
If the electronic key does not operate properly .....................563
If the 12-volt battery is discharged .................................566
If your vehicle overheats ...........571
If the vehicle becomes stuck.............................................. 575
9-1. Specifications Maintenance data (fuel, oil level, etc.)................... 578
Fuel information ......................... 589
9-2. Customization Customizable features.............. 591
9-3. Initialization Items to initialize .......................... 601
What to do if... (Troubleshooting) ................................604
Alphabetical index ................................ 608
9Vehicle specifications
Index
For vehicles with a navigation or multimedia system, refer to “NAVIGATION
AND MULTIMEDIA SYSTEM OWNER’S MANUAL” for information
regarding the equipment listed below.
• Navigation system
• Audio/video system• Lexus parking assist-sensor
• Lexus parking assist monitor

821-2. Hybrid system
IS300h_EE(OM53D56E)
■After the 12-volt battery has discharged or has been changed or removed
The gasoline engine may not stop even if the vehicle is being driven by the hybrid battery
(traction battery). If this continues for a few days, contact any authorized Lexus dealer or
repairer, or another duly qualified and equipped professional.
■Sounds and vibrations specific to a hybrid vehicle
There may be no engine sound or vibration even though the vehicle is able to move. For
safety, apply the parking brake and make sure to shift the shift lever to P when parked.
The following sounds or vibrations may occu r when the hybrid system is operating and
are not a malfunction:
●Motor sounds may be heard from under the vehicle.
●Sounds may be heard from the hybrid battery (traction battery) behind the rear seats
when the hybrid system starts or stops.
●Sounds from the hybrid system may be heard when the trunk lid is open.
●Sounds may be heard from the hybrid transmission when the hybrid system starts or
stops.
●Engine sounds may be heard when accelerating sharply.
●Sounds may be heard due to regenerative braking when the brake pedal is depressed.
●Vibration may be felt when the gasoline engine starts or stops.
●Cooling fan sounds may be heard from the air intake vents on the both sides of the rear
seatback.
■Maintenance, repair, recycling, and disposal
Contact any authorized Lexus dealer or repa irer, or another duly qualified and equipped
professional regarding maintenance, repair, re cycling and disposal. Do not dispose of the
vehicle yourself.
■Customization
Settings (e.g. on/off operation of the EV indicator) can be changed.
(Customizable features →P. 5 9 1 )

1142. Instrument cluster
IS300h_EE(OM53D56E)
■Tachometer
Hybrid System Indicator switches to the tachometer when driving mode is in sport mode.
The settings of the tachometer display can be changed on the multi-information display.
( → P. 1 1 8 )
■Engine speed
On hybrid vehicles, engine speed is precis ely controlled in order to help improve fuel
efficiency and reduce exhaust emissions etc.
There are times when the engine speed that is displayed may differ even when vehicle
operation and driving co nditions are the same.
■Outside temperature display
In the following situations, the correct outside temperature may not be displayed, or the
display may take longer than normal to change.
●When stopped, or driving at low sp eeds (less than 20 km/h [12 mph])
●When the outside temperature has changed su ddenly (at the entrance/exit of a garage,
tunnel, etc.)
■Po p - u p d i s p l a y
In some situations, a pop-up display will be temporarily displayed on the multi-informa-
tion display or the odometer/trip me ter screen (F SPORT models only).
The pop-up display function can be set on/off. ( →P. 1 1 8 )
■Liquid crystal display
Small spots or light spots may appear on the display. This phenomenon is characteristic
of liquid crystal displays, and there is no problem continuing to use the display.
■Customization
The meter display can be customized on the multi-information display. ( →P. 1 1 5 )
NOTICE
■To prevent damage to the engine and its components
●Do not let the indicator needle of the tachometer enter the red zone, which indicates
the maximum engine speed.
●The engine may be overheating if the engine coolant temperature gauge is in the red
zone (H). In this case, immediately stop the vehicle in a safe place, and check the
engine after it has cooled completely. ( →P. 5 7 1 )

130
IS300h_EE(OM53D56E)3-1. Key information
The following keys are provided with the vehicle.
Electronic keys
• Operating the smart entry & startsystem ( →P. 1 4 9 )
• Operating the wireless remote con- trol function
Mechanical keys
Key number plate
Card key (electronic key) (if
equipped)
Operating the smart entry & start sys-
tem ( →P. 1 4 9 )
Locks the doors ( →P. 136)
Closes the windows and moon roof
*
( → P. 136)
Unlocks the doors ( →P. 136)
Opens the windows and moon roof
*
( → P. 136)
Opens the trunk ( →P. 1 4 4 )
*: These settings must be customized at any authorized Lexus dealer or repairer, or
another duly qualified and equipped professional.
Keys
The keys
1
2
3
4
Wireless remote control
1
2
3
4
5

136
IS300h_EE(OM53D56E)3-2. Opening, closing and locking the doors and trunk
The vehicle can be locked and unlocked using the entry function, wireless
remote control or door lock switches.
◆Entry function (if equipped)
Carry the electronic key to enable this function.
Grip the handle to unlock the
doors.
Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are locked.
To u c h t h e l o c k s e n s o r ( i n d e n t a -
tion on the upper part of the door
handle) to lock the doors.
Check that the door is securely locked.
◆Wireless remote control
Locks all the doors
Press and hold to close the windows
and moon roof.*
Check that the door is securely
locked.
Unlocks all the doors
Press and hold to open the windows
and moon roof.*
*
: These settings must be customized at
any authorized Lexus dealer or
repairer, or another duly qualified
and equipped professional.
Doors
Unlocking and locking the doors from the outside
1
2
1
2

1403-2. Opening, closing and locking the doors and trunk
IS300h_EE(OM53D56E)
The door cannot be opened from inside
the vehicle when the lock is set.Unlock
Lock
These locks can be set to prevent chil-
dren from opening the rear doors. Push
down on each rear door switch to lock
both rear doors.
The following functions can be set or canceled:
For instructions on customizing, refer to P. 591.
Rear door child-protector lock
1
2
Automatic door locking and unlocking systems
FunctionOperation
Speed linked door locking functionAll the doors are locked when the vehicle speed
is approximately 20 km/h (12 mph) or higher.
Shift position linked door locking
functionShifting the shift lever out of P locks all the
doors.
Shift position linked door unlocking
functionAll doors are automatically unlocked when
shifting the shift lever to P.
Driver's door linked door unlocking
functionAll doors are automatically unlocked when
driver’s door is opened.

1423-2. Opening, closing and locking the doors and trunk
IS300h_EE(OM53D56E)
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( →P. 5 6 3 )
■Conditions affecting the operation of the smart entry & start system or wireless remote
control
→P. 1 5 1
■Customization
Settings (e.g. unlocking function using a key) can be changed.
(Customizable features: →P. 5 9 1 )
CAUTION
■To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door open ing and an occupant being thrown out of the
vehicle, resulting in de ath or serious injury.
●Ensure that all doors are properly closed.
●Do not pull the inside handle of the doors while driving.
Be especially careful with the front doors, as the doors may be opened even if the
inside lock buttons are in locked position.
●Set the rear door child-protector locks when children are seated in the rear seats.

1463-2. Opening, closing and locking the doors and trunk
IS300h_EE(OM53D56E)
■Trunk light (if equipped)
The trunk light turns on when the trunk is opened.
■Function to prevent the trunk being locked with the electronic key inside
●When all doors are locked, closing the trunk lid with the electronic key left inside the
trunk will sound an alarm.
In this case, the trunk lid can be opened pressing the trunk release button on the trunk
lid.
●If the spare electronic key is put in the trunk with all the doors locked, the key confine-
ment prevention function is activated so the trunk can be opened. In order to prevent
theft, take all electronic keys with you when leaving the vehicle.
●If the electronic key is put in the trunk with all the doors locked, the key may not be
detected depending on the location of the key and the surrounding radio wave condi-
tions. In this case, the key confinement prevention function cannot be activated, causing
the doors to lock when the trunk is closed. Make sure to check where the key is before
closing the trunk.
●The key confinement prevention function canno t be activated if any one of the doors is
unlocked. In this case, open the trunk using the trunk opener.
■Using the mechanical key
The trunk can be also opened using the mechanical key. ( →P. 5 6 3 )
■If the smart entry & start system or the wireless remote control does not operate prop-
erly
Use the mechanical key to unlock the trunk. ( →P. 5 6 3 )
Replace the key battery with a new one if it is depleted. ( →P. 4 8 8 )
■When leaving a key to the vehicle with a parking attendant
→P. 1 3 2
■Customization
The trunk unlocking operation can be changed. (Customizable features: →P. 5 9 1 )

1533-2. Opening, closing and locking the doors and trunk
3
Operation of each component
IS300h_EE(OM53D56E)
■Note for the push-start function
●Even when the electronic key is within the effective range (detection areas), the system
may not operate properly when the electronic key is on the instrument panel, rear
package tray or floor, or in the door pockets or glove box when the hybrid system is
started or power switch modes are changed.
●Even if the electronic key is not inside the vehicle, it may be possible to start the hybrid
system if the electronic key is near the window.
■When the vehicle is not driven for extended periods
●Vehicles with entry function: To prevent theft of the vehicle, do not leave the electronic
key within 2 m (6 ft.) of the vehicle.
●The smart entry & start system can be deactivated in advance. ( →P. 5 9 1 )
■To operate the system properly
●Make sure to carry the electronic key when operating the system. Do not get the elec-
tronic key too close to the vehicle when operating the system from the outside of the
vehicle.
Depending on the position and holding condition of the electronic key, the key may not
be detected correctly and the system may not operate properly. (The alarm may go off
accidentally, or the door lock prev ention function may not operate.)
●Do not leave the electronic key inside the luggage compartment.
The key confinement prevention function may not operate, depending on the location
of the key (close to a spare tire [if equipped], the inside edge of the luggage compart-
ment), conditions (inside a metal bag, close to metallic objects) and the radio waves in
the surrounding area. ( →P. 1 4 6 )
■If the smart entry & start system does not operate properly
●Locking and unlocking the doors and opening the trunk: Use the mechanical key.
(→ P. 5 6 3 )
●Starting the hybrid system: →P. 5 6 4
■Customization
Settings (e. g. smart entry & start system) can be changed.
(Customizable features: →P. 5 9 1 )
■If the smart entry & start system has been deactivated in a customized setting
●Locking and unlocking the doors and opening the trunk:
Use the wireless remote control or mechanical key. ( →P. 136, 144, 563)
●Starting the hybrid system and changing power switch modes: →P. 5 6 4
●Stopping the hybrid system: →P. 2 1 3