2017 Lexus IS300h battery

665
9
9-2. Customization
Vehicle specifications
IS300h_EE(OM53D89E)
■Vehicle customization
●When the speed-detecting automatic door lock and shift-linked automatic door lock
are both on, the door lock operates as follows.
• When shifting the shift lever to any position other than P, all the doors will be locked.
• If the vehicle is started with all doors locked, the speed-detecting automatic door
lock will not operate. • If the vehicle is started with any door unlocked, the speed-detecting automatic door
lock will operate.
●When the smart entry & start system is off, the entry unlock function cannot be custom-
ized.
●When the doors remain closed after unlocking the doors and the timer activated auto- matic door lock function activates, signals will be generated in accordance with the
operation buzzer volume and operational signal (Emergency flashers) function set-
tings.
●Some settings can be changed using a switch or the audio system screen. If a setting is
changed using a switch , the changed setting will not be reflected on the audio system
screen until the power switch is turned off and then to ON mode.
WARNING
■During customization
As the hybrid system needs to be operating during customization, ensure that the vehi-
cle is parked in a place with adequate ventil ation. In a closed area such as a garage, exhaust gases including harmful carbon mo noxide (CO) may collect and enter the
vehicle. This may lead to deat h or a serious health hazard.
NOTICE
■During customization
To prevent 12-volt battery discharge, ensure that the hybrid system is operating while
customizing features.

666
IS300h_EE(OM53D89E)
9-3. Initialization
Items to initialize
The following item must be initialized for normal system operation after such
cases as the 12-volt battery being re connected, or maintenance being per-
formed on the vehicle:
ItemWhen to initializeReference
Engine oil maintenance dataAfter changing the engine oilP. 518
Tire pressure warning system
• When rotating the tires • When changing the tire inflation
pressure by changing traveling
speed or load weight, etc.
P. 527

668
IS300h_EE(OM53D89E)
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys can be made
by any authorized Lexus retailer or Lexu s authorized repairer, or any reliable
repairer. ( P. 140)
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact any authorized Lexus retailer or Lexus authorized repairer, or any
reliable repairer immediately. ( P. 143)
●Is the electronic key battery weak or depleted? (P. 549)
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. (P. 220)
●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. 159)
●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. 148)
If you have a problem, check the following before contacting any authorized
Lexus retailer or Lexus authorized re pairer, or any reliable repairer.
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

669What to do if... (Troubleshooting)
IS300h_EE(OM53D89E)
●The function to prevent the electronic key from being left inside the trunk will
operate and you can open the trunk as us ual. Take the key out from the trunk.
( P. 154)
●Did you press the power switch while firmly depressing the brake pedal?
( P. 219)
●Is the shift lever in P? (P. 221)
●Is the electronic key anywhere detectable inside the vehicle? (P. 157)
●Is the steering wheel unlocked? (P. 222)
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. (P. 629)
●Is the 12-volt battery discharged? (P. 631)
●Is the power switch in ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
power switch in ON mode. ( P. 230)
●It is locked automatically to prevent theft of the vehicle. (P. 222)
The trunk lid is closed with the electronic key left inside
If you think something is wrong
The hybrid system 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 hybrid system is stopped

673Alphabetical index
IS300h_EE(OM53D89E)
Anti-lock Brake System (ABS) .......352
Warning light ....................................... 576
Approach warning .............................. 300
Armrest..................................................... 493
ASC (Active Sound Control).......... 236
Assist grips ..............................................495
Audio input .............................................. 375
Audio system ..........................................368
Audio CD player ...............................396
Audio input ........................................... 375
AUX port/
USB port ............................................ 375
Bluetooth® audio .............................. 420
iPod........................................................... 402
Optimal use ......................................... 386
Portable music player......................... 411
Radio ........................................................ 394
Steering wheel audio switch ........ 374
USB memory...................................... 406
Automatic headlight leveling
system ................................................... 239
Automatic High Beam .......................240
Automatic light control system ...... 237
AUX port ................................................. 375
Average fuel
economy ............................ 130, 132, 134
Average vehicle speed ....................... 130
Back-up light
Replacing light bulb ......................... 562
Battery (12-volt battery) .................... 522
If the 12-volt battery is
discharged .......................................... 631
Preparing and checking
before winter...................................... 361
Warning light....................................... 575
Battery (traction battery) .......................81
Blind Spot Monitor (BSM) .............. 334
Blower customization......................... 475
Bluetooth®
Audio system....................................... 420
Hands-free system
(for cellular phone) ......................... 421
Bottle holders......................................... 486
Brake
Fluid ............................................................651
Parking brake ...................................... 235
Regenerative braking.......................... 79
Warning light....................................... 575
Brake assist ............................................ 352
Break-in tips ........................................... 203
Brightness control
Instrument panel light control ...... 108
BSM (Blind Spot Monitor) ............... 334
Blind Spot Monitor function ........ 340
Rear Crossing Traffic Alert
function ............................................... 343
B

674Alphabetical index
IS300h_EE(OM53D89E)
Card key.................................................... 138
Care ............................................... 502, 506
Aluminum wheels ............................. 503
Exterior....................................................502
Interior .................................................... 506
Seat belts ................................................507
Cargo hooks.......................................... 488
Caution label .............................................. 81
CD player ................................................ 396
Chains ....................................................... 362
Child restraint system ............................ 59
Baby seats, definition ..........................60
Baby seats, installation .......................68
Child seats, definition..........................60
Child seats, installation.......................68
Installing CRS with ISOFIX
rigid anchors.......................................... 71
Installing CRS with seat belts..........68
Installing CRS with top strap ...........72
Junior seats, definition ........................60
Junior seats, installation ..................... 70
Child safety ................................................ 58
12-volt battery
precautions ........................... 524, 634
Airbag precautions ............................. 45
Child restraint system ........................ 59
How your child should
wear the seat belt.............................. 40
Installing child restraints .....................67
Moon roof precautions .................. 200
Power window lock switch ............ 193
Power window precautions........... 196
Rear door child-protectors ............148
Removed electronic key
battery precautions.........................551
Seat belt precautions........................... 42
Seat heater precautions ................. 479
Trunk precautions ..............................155
Child-protectors ................................... 148
Cleaning....................................... 502, 506
Aluminum wheels..............................503
Exterior ................................................... 502
Interior.....................................................506
Seat belts ............................................... 507
Clock ...........................................................491
Coat hooks.............................................. 495
C

676Alphabetical index
IS300h_EE(OM53D89E)
Doors .......................................................... 144
Automatic door locking and
unlocking system............................. 148
Door lock ................................................. 147
Open door warning buzzer ..........145
Open door warning
light ........................................................ 577
Outside rear view mirrors.............. 189
Rear door child-protector ............ 148
Side windows.........................................193
Drive information..................................... 116
Driver’s and front passenger’s
seat belt reminder light ................... 577
Driver’s seat position memory .......... 177
Driving ....................................................... 202
Break-in tips .........................................203
Correct driving posture .................... 36
Driving mode select switch ..........348
Hybrid vehicle driving tips ........... 358
Procedures ........................................... 202
Winter drive tips...................................361
Dynamic radar cruise control.......... 293
E-mail ........................................................ 429
ECB (Electronically Controlled
Brake System) .................................... 352
Eco drive mode ..................................... 348
Elapsed time .................................. 130, 134
Electric motor (traction motor) .......... 77
Electric Power Steering (EPS) ....... 352
Warning light....................................... 576
Electronic key ......................................... 138
Battery-saving function ....................158
If the electronic key does not
operate properly ............................ 628
Replacing the battery ...................... 549
E

677Alphabetical index
IS300h_EE(OM53D89E)
Emergency, in case of
If a warning message is
displayed ............................................. 581
If the 12-volt battery is
discharged...........................................631
If the electronic key does not
operate properly ............................628
If the hybrid system will not
start ........................................................ 626
If the warning buzzer sounds ......575
If the warning light turns on ..........575
If you have a flat tire ............... 610, 625
If you think something
is wrong............................................... 574
If your vehicle becomes stuck.......641
If your vehicle has to be
stopped in an emergency.......... 567
If your vehicle needs to
be towed............................................ 568
If your vehicle overheats ................636
Electronically Controlled
Brake System (ECB) ...................... 352
Emergency brake signal.................... 353
Emergency flashers ............................. 566
Emergency tire puncture
repair kit ................................................. 610
Energy monitor ....................................... 127
Engine ....................................................... 646
ACCESSORY mode ..................... 220
Compartment .......................................515
Engine switch ........................................ 219
Hood ......................................................... 513
How to start the hybrid
system.................................................... 219
Identification number....................... 645
Ignition switch
(power switch) .................................. 219
Overheating ........................................ 636
Power switch ......................................... 219
Engine coolant.........................................519
Capacity................................................. 649
Checking .................................................519
Preparing and checking
before winter...................................... 361