key information Lexus IS250 2015 Owner's Guide

562What to do if... (Troubleshooting)
IS350/250_U (OM53C50U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( →P. 4 6 7 )
●The parking brake indicator is on
Is the parking brake released? ( →P. 1 7 2 )
Depending on the situation, other type s of warning buzzer may also sound.
( → P. 4 6 6 , 4 7 2 )

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( →P. 7 1 )
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine.
●Is the electronic key left inside th e vehicle or the moon roof opened?
Check the message on the multi-information display. ( →P. 4 7 2 )
●When a warning light turns on or a warning message is displayed, refer to
P. 466, 472. A warning buzzer sounds during driving
An alarm is activate
d and the horn sounds
A warning buzzer sounds wh en leaving the vehicle
A warning light turns on or a warning message is displayed

572Alphabetical index
IS350/250_U (OM53C50U)
I/M test .....................................................408
IdentificationEngine....................................................... 513
Vehicle ..................................................... 513
Ignition switch (engine switch)......... 159
Illuminated entry system .................... 369
Immobilizer system................................. 69
Indicators .................................................... 78
Initialization
Maintenance........................................ 403
Moon roof .............................................. 143
Multi-information display ................. 88
Power windows ................................... 139
Tire pressure warning system................................ 424
Initiators (tire pressure warning system)................................. 430
Inside door handle lights ................... 368
Inside rear view mirror .........................133
Instrument panel light control ............ 84
Interior lights........................................... 369 Wattage ................................................... 521
Intuitive parking assist...........................214
Jack Positioning a floor jack ......................412
Vehicle-equipped jack ...................487
Jack handle ..................................................487
Jam protection function Moon roof ...............................................142
Power windows ................................... 139 Keyless entry
Smart access system with push-button start.........103, 109
Wireless remote control.......103, 109
Keys .............................................................. 98
Battery-saving function ..................... 115
Electronic key ......................................... 98
Engine switch ........................................159
If the electronic key does not operate properly ........ 499
Key number plate ................................. 98
Keyless entry ........................................... 98
Mechanical key...................................... 99
Replacing the battery ...................... 439
Warning buzzer ...................................104
Wireless remote control................... 98
Knee airbags ..............................................36
I
J
K