key Lexus IS300h 2016 Repair Manual

604
IS300h_EE(OM53D56E)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 dealer or repairer, or another duly qualified and
equipped professional. (
→P. 1 3 2 )
●If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact any authorized Lexus dealer or repairer, or another duly qualified
and equipped professional immediately. ( →P. 1 3 5 )
●Is the electronic key battery weak or depleted? ( →P. 4 8 8 )
●Is the power switch in ON mode?
When locking the doors, turn the power switch off. ( →P. 2 1 3 )
●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 due to the condition of the radio wave.
(→ P. 151)
●Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the lock is set.
Open the rear door from outside and then unlock the child-protector lock.
( → P. 1 4 0 )
If you have a problem, check the foll owing before contacting any authorized
Lexus dealer or repairer, or another duly qualified and equipped professional.
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

605What to do if... (Troubleshooting)
IS300h_EE(OM53D56E)
●The function to prevent the electronic key from being left inside the trunk will
operate and you can open the trunk as usual. Take the key out from the trunk.
(→ P. 1 4 6 )
●Did you press the power switch while firmly depressing the brake pedal?
(→ P. 212)
●Is the shift lever in P? ( →P. 2 1 4 )
●Is the electronic key anywhere detectable inside the vehicle? ( →P. 1 4 9 )
●Is the steering wheel unlocked? ( →P. 2 1 5 )
●Is the electronic key battery weak or depleted?
In this case, the hybrid system can be started in a temporary way. ( →P. 5 6 4 )
●Is the 12-volt battery discharged? ( →P. 566)
●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. 5 6 2 )
●It is locked automatically to prevent theft of the vehicle. ( →P. 2 1 5 )
The trunk lid is closed with the electronic key left inside
If you think som
ething 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

610Alphabetical index
IS300h_EE(OM53D56E)
BrakeFluid ......................................................... 585
Parking brake .......................................227
Regenerative braking ...........................81
Warning light .........................................521
Brake assist ............................................. 296
Break-in tips ............................................ 195
Brightness control
Instrument panel li ght control..........112
BSM (Blind Spot Monitor) ................. 310
Card key.................................................... 130
Care ................................................442, 446
Aluminum wheels .............................. 443
Exterior.................................................... 442
Interior .....................................................446
Seat belts................................................ 447
Cargo hooks ........................................... 432
Caution label .............................................83
CD player ................................................354
Chains ....................................................... 323 Child restraint system............................ 60
Baby seats, definition............................ 61
Baby seats, installation ........................70
Child seats, definition ........................... 61
Child seats, installation .......................70
Installing CRS with ISOFIX
rigid anchors ........................................ 73
Installing CRS with seat belts ..........70
Installing CRS with top strap ........... 74
Junior seats, definition .......................... 61
Junior seats, installation ...................... 72
Child safety ................................................ 59
12-volt battery precautions .......................... 465, 569
Airbag precautions ............................. 45
Child restraint system ........................ 60
How your child should wear the seat belt.............................. 40
Installing child restraints .................... 69
Moon roof precautions .................... 192
Power window lock switch ............185
Power window precautions........... 187
Rear door child-protectors ............140
Removed electronic key battery precautions....................... 490
Seat belt precautions...........................42
Seat heater precautions ..................423
Trunk precautions .............................. 147
C

612Alphabetical index
IS300h_EE(OM53D56E)
Doors .......................................................... 136Automatic door locking and
unlocking system............................. 140
Door lock.................................................139
Open door warning buzzer .......... 137
Open door warning
light ........................................................ 523
Outside rear view mirrors................ 181
Rear door child-protector ............ 140
Side windows........................................ 185
Drive information..................................... 116
Drive info 1/Drive info 2........................ 117
Driver’s and front passenger’s seat belt reminder light ...................523
Driver’s seat position memory ......... 169
Driving ........................................................ 194 Break-in tips .......................................... 195
Correct driving posture .................... 36
Driving mode select switch .......... 293
Hybrid vehicle driving tips ............320
Procedures .............................................194
Winter drive tips................................. 322
Dynamic radar cruise control.......... 254 E-mail ........................................................388
Eco drive mode ..................................... 293
Elapsed time .............................................. 116
Electric motor (traction motor) ..........79
Electric Power Steering (EPS) ....... 296
Function.................................................. 296
Warning light........................................522
Electronic key ......................................... 130 Battery-saving function ....................150
If the electronic key does not operate properly ............................ 563
Replacing the battery ......................488
Emergency, in case of
If a warning message is displayed .............................................527
If the 12-volt battery is discharged ........................................ 566
If the electronic key does not operate properly ............................ 563
If the hybrid system will not start .......................................................560
If the shift lever cannot be shifted from P................................... 562
If the warning buzzer sounds........ 521
If the warning light turns on ............ 521E

617Alphabetical index
IS300h_EE(OM53D56E)
Keyless entrySmart entry & start system ......................................... 136, 143
Wireless remote control ....... 136, 143
Keys ............................................................. 130
Battery-Saving Function ................. 150
Electronic key ....................................... 130
If the electronic key does not operate properly ............................563
Key number plate ............................... 130
Keyless entry ............................... 136, 143
Mechanical key...................................... 131
Power switch ......................................... 212
Replacing the battery...................... 488
Warning buzzer ................................... 137
Wireless remote control ................. 130
Knee airbags.............................................. 43 Lane Departure Alert (LDA) .......... 270
Language
(multi-information display) ............... 117
LDA (Lane Departure Alert) .......... 270
Lever Auxiliary catch lever......................... 453
Hood lock release lever ................ 453
Shift lever ................................................. 219
Turn signal lever..................................225
Wiper lever .......................................... 238
Lexus Display Audio controller...... 330
Lexus Display Audio system............ 328
Lexus parking assist-sensor ..............276
License plate lights .............................. 229 Light switch............................................229
Replacing light bulbs ....................... 507
Light bulbs
Replacing............................................... 497
Wattage ................................................ 588
KL

621Alphabetical index
IS300h_EE(OM53D56E)
Rear turn signal lights.......................... 225Replacing light bulbs....................... 500
Turn signal lever ................................. 225
Wattage................................................. 588
Rear view mirror Inside rear view mirror......................179
Outside rear view mirrors................ 181
Rear view monitor system.................283
Rear window defogger ...................... 418
Refueling .................................................. 246
Capacity ................................................ 580
Fuel types .............................................. 580
If the fuel filler door cannot be opened ......................................... 248
Opening the fuel tank cap ............248
Regenerative braking ............................. 81
Remote Touch
*
Replacing
Electronic key battery..................... 488
Fuses ..........................................................491
Light bulbs.............................................495
Tires .......................................................... 476
Rev indicator.............................................. 117
Rev peak ...................................................... 117
Road accident cautions......................... 87
Run-flat tires ............................................559 Seat belt reminder light ..................... 523
Seat belts..................................................... 38
Adjusting the seat belt ....................... 39
Child restraint system installation ..............................................70
Cleaning and maintaining the seat belt........................................447
Emergency Locking Retractor (ELR) ................................. 40
How to wear your seat belt ............ 38
How your child should wear the seat belt.......................................... 40
Pregnant women, proper
seat belt use ........................................... 41
Reminder light and
buzzer.................................................. 523
Seat belt pretensioners...................... 39
SRS warning light ...............................522
Seat heaters ............................................ 424
Seat position memory...........................169
Seat ventilators ...................................... 424
S
*: For vehicles with a navigation or multimedia system, refer to
“NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.