check engine Lexus GS450h 2015 Owner's Guide

GS450h_OM_OM30F70U_(U)
5778-1. Specifications
8
Vehicle specifications
*: The engine oil capacity is a reference quantity to be used when changing theengine oil. Warm up the engine and turn off the hybrid system, wait more than 5
minutes, and check the oil level on the dipstick.
■Engine oil selection
“Toyota Genuine Motor Oil” is used in your Lexus vehicle. Use Lexus
approved “Toyota Genuine Motor Oil” or equivalent to satisfy the fol-
lowing grade and viscosity.
Oil grade: ILSAC GF-5 multigrade engine oil
Lubrication system
Oil capacity
(Drain and refill  reference
*)
Wi t h f il te r
Wi t h o u t fi lt er
6.6 qt. (6.2 L, 5.5 Imp.qt.)
6.2 qt. (5.9 L, 5.2 Imp.qt.)
GS450h_OM_OM30F70U_(U).book Page 577 Monday, January 19, 2015 9:34 AM

636Alphabetical index
GS450h_OM_OM30F70U_(U)
Child restraint system............................ 57Booster seats, definition .................... 57
Booster seats, installation.................. 67
Convertible seats, definition ............ 57
Convertible seats, installation .........64
Front passenger occupant
classification system .........................49
Infant seats, definition .......................... 57
Infant seats, installation .......................64
Installing CRS
with LATCH anchors ..................... 62
Installing CRS with seat belts .......... 64
Installing CRS with top tether strap .........................68
Child safety ................................................ 56 12-volt battery
precautions.............................441, 565
Airbag precautions ................................41
Child restraint system ......................... 57
How your child should wear
the seat belt ................................. 33, 35
Installing child restraints.......................61
Moon roof precautions.....................174
Power window lock switch .............167
Power window precautions .......... 170
Rear door child-protectors ........... 140
Removed electronic key battery precautions................ 461
Seat belt comfort guide ..................... 33
Seat belt extender precautions ...... 37
Seat belt precautions ..........................60
Seat heater precautions................. 384
Trunk precautions............................... 146 Child-protectors ....................................140
Cleaning ........................................ 408, 412
Aluminum wheels ..............................409
Exterior .................................................. 408
Interior ....................................................... 412
Seat belts.................................................. 413
Clock..........................................................376
Coat hooks ............................................. 390
Condenser.............................................. 436
Console box........................................... 369
Console box light ................................. 369
Consumption screen ..............................114
Coolant .....................................................434 Capacity ................................................. 579
Checking ............................................... 434
Preparing and checking before
winter..................................................... 318
Cooling system ......................................434
Engine overheating ..........................566
Hybrid system overheating ..........566
Cruise control Cruise control ..................................... 235
Dynamic radar crui se control ..... 239
Dynamic radar cruise control
with full-speed range ................... 254
Cup holders............................................ 370
Curtain shield airbags ............................39
Customizable features ...................... 599
GS450h_OM_OM30F70U_(U).book Page 636 Monday, January 19, 2015 9:34 AM

638Alphabetical index
GS450h_OM_OM30F70U_(U)
Electronic key ......................................... 120Battery-saving function .................... 129
If the electronic key does not operate properly............................ 559
Replacing the battery ...................... 460
Emergency, in case of
If a warning buzzer sounds.......... 503
If a warning light turns on.............. 503
If a warning message is displayed ......................................... 513
If the 12-volt battery is discharged .........................................562
If the electronic key does not operate properly ....... 559
If the hybrid system will not start....................................... 554
If the parking brake cannot be released........................557
If the shift lever cannot be shifted from P ........... 556
If you have a flat tire ........................... 541
If you think something is wrong.............................................. 502
If your vehicle becomes stuck ...... 571
If your vehicle has to be stopped in an emergency ............................ 495
If your vehicle needs to be towed ...................................... 496
If your vehicle overheats ............... 566
Emergency flashers ............................. 494
Energy monitor ........................................ 112 Engine
Accessory mode .................................194
Compartment ..................................... 429
Engine switch ........................................193
Hood........................................................ 426
How to start the hybrid system ....193
Identification number ....................... 575
Ignition switch
(power switch) ..................................193
Overheating.........................................566
Power switch .........................................193
Engine compartment cover............. 430
Engine coolant .......................................434 Capacity ................................................. 579
Checking ............................................... 434
Preparing and checking
before winter ..................................... 318
Engine coolant temperature
gauge .......................................................... 91
Engine oil ................................................... 431
Capacity ................................................. 577
Checking ................................................. 431
Oil level warning message ........... 525
Oil pressure warning message.............................514
Preparing and checking
before winter ..................................... 318
Engine oil maintenance data ............. 416
Engine switch........................................... 193
EPS (Electric Power Steering) ....... 284
Function .................................................. 284
Warning light .......................................504
Warning message.............................. 518
EV drive mode ...................................... 200
Event data recorder (EDR).....................11
GS450h_OM_OM30F70U_(U).book Page 638 Monday, January 19, 2015 9:34 AM