355
4-3. Do-it-yourself maintenance
4
Maintenance and care
08_IS350/250_U_(L/O_0808)
14EFI NO.210 AFuel system, exhaust system
15H-LP R LWR15 AHeadlight low beam (right)
16H-LP L LWR15 AHeadlight low beam (left)
17F/ P M P25 AFuel system
18EFI25 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
19INJ20 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
20H-LP UPR15 AHeadlight high beams
21HORN10 AHorns
22WA S H E R20 AWindshield washer
23FR TAIL10 AParking lights
24FR FOG15 AFront fog lights
FuseAmpereCircuit
356
4-3. Do-it-yourself maintenance
08_IS350/250_U_(L/O_0808)■
Driver’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT LH30 APo w e r s e a t
2A/C7. 5 AAir conditioning system
3MIR HTR15 AOutside rear view mirror defoggers
4TV NO.110 ADisplay
5FUEL OPEN10 AFuel filler door opener
6TV NO.27. 5 A
7PSB30 APre-collision seat belt
8S/ROOF25 AMoon roof
9TA I L10 ATail lights, license plate lights, parking
lights
10PA N E L7. 5 ASwitch illumination, air conditioning
system, display
11RR FOG7. 5 A
12ECU-IG LH10 A
Cruise control, air conditioning sys-
tem, power steering, rain sensor, anti-
glare inside rear view mirror, shift lock
system, moon roof, tire inflation pres-
sure warning system
13FR S/HTR LH15 ASeat heaters and ventilators
357
4-3. Do-it-yourself maintenance
4
Maintenance and care
08_IS350/250_U_(L/O_0808)
FuseAmpereCircuit
14RR DOOR LH20 APo w e r w i n d o w s
15FR DOOR LH20 APo w e r w i n d o w s
16SECURITY7. 5 ASmart access system with push-button
start
17H-LP LVL7. 5 AAFS
18LH-IG10 A
Charging system, headlight cleaner,
rear window defogger, electric cool-
ing fans, emergency flashers, turn sig-
nal lights, back-up lights, stop lights,
mirror heaters, sun shade, seat belts,
Intuitive parking assist, cruise control,
air conditioning system, PTC heater
19FR WIP30 AWindshield wipers
367
4-3. Do-it-yourself maintenance
4
Maintenance and care
08_IS350/250_U_(L/O_0808)Remove the light bulb.
■ Bulbs other than the above
If any of the bulbs listed below has burnt out, have your Lexus dealer
replace it.
● Headlight low beams (halogen bulbs)
● Headlight high and low beams (discharge bulbs)
● Front fog lights
● Front turn signal lights
● Front side marker lights
● Side turn signal lights
● Stop/tail lights
● Tail lights
● Rear side marker lights
● High mounted stoplight
● License plate lights
STEP3
445
6-1. Specifications
6
Vehicle specifications
08_IS350/250_U_(L/O_0808)
Light bulbs
A: D4S discharge bulbs
B: H11 halogen bulbs
C: Wedge base bulbs (amber)
D: HB3 halogen bulbs
E: Wedge base bulbs (clear)
F: HB4 halogen bulbs
G: Double end bulbs
Light BulbsBulb No.WTy p e
Exterior
HeadlightsHigh beam
Low/high beam (discharge bulbs)
Low beam (halogen bulbs)
9005D4S
H116035
55D
A B
Front turn signal lights21C
Parking lights1685E
Front fog lights900651F
Tr u n k l i g h t5G
Rear turn signal lights74 4 021E
Back-up lights92116E
Outer foot lights5E
Interior
Vanity lights8E
Interior lights Front
Rear
103E
G
Overhead courtesy lights Front
Rear
3.8
3E
G
Front door courtesy light3.8E
478
Alphabetical index
08_IS350/250_U_(L/O_0808)
Cruise control
Cruise control .......................................166
Dynamic radar cruise control .......170
Cup holder ..............................................254
Curtain shield airbags............................84
Customizable features ........................ 461
Daytime running light system ........... 157
Defogger
Rear window..........................................218
Side mirror ..............................................218
Dimension ................................................430
Dinghy towing ............................ 205, 206
Display
Dynamic radar cruise control .......170
Satellite switch mode .......................260
Trip information .................................... 152
Warning message............................. 392
Do-it-yourself maintenance .............304
Door courtesy lights
Door courtesy lights..........................247
Wattage.................................................. 445
Door pockets..........................................256
Doors
Door glasses ........................................... 69
Door lock.................................24, 36, 39
Side mirrors ............................................. 66
Driver's seat belt reminder light .... 385
Driving
Correct posture .................................... 82
Procedures .............................................. 116
Driving position memory ......................48 Electric power steering....................... 186
Electronic key
If the electronic key does not
operate properly.............................. 417
Emergency, in case of
If the engine will not start ................. 413
If the shift lever cannot be shifted from P..................................... 415
If the vehicle has discharged battery ................................................... 421
If the warning buzzer sounds...... 383
If the warning light turns on.......... 383
If the warning message is displayed .............................................392
If you have a flat tire ........................ 404
If you lose your keys .......................... 416
If you think something is wrong ...................................................379
If the electronic key does not operate properly.............................. 417
If your vehicle becomes stuck ..... 427
If your vehicle needs to be towed ....................................................373
If your vehicle overheats.................424
Emergency flashers
Switch ....................................................... 372
Engine
Compartment ....................................... 310
Engine switch ........................................ 126
Hood ....................................................... 307
How to start the engine ................... 126
Identification number ........................ 431
If the engine will not start ................. 413
Ignition switch ....................................... 126
Overheating .........................................424
D
E
479
Alphabetical index
08_IS350/250_U_(L/O_0808)
Engine compartment cover............... 312
Engine coolant
Capacity................................................. 435
Checking ................................................. 317
Preparing and checking before winter....................................200
Engine coolant temperature gauge ....................................................... 142
Engine immobilizer system .................. 77
Engine oil
Capacity................................................. 434
Checking ................................................. 313
Preparing and checking
before winter....................................200
Engine oil maintenance data ............. 316
EPS...............................................................186
Event data recorder ..............................381
First-aid kit storage belt......................278
Floor mat................................................... 277
Fluid
Brake ......................................................... 319
Washer ................................................... 324
Fog lights
Switch ........................................................159
Wattage ................................................. 445
Foot well lighting ................................... 247
Front fog lights
Switch ........................................................159
Wattage ................................................. 445
Front passenger occupant classification system ............................ 95
Front passenger's seat belt reminder light..................................... 385
Front seats
Adjustment ............................................... 46
Driving position memory ..................48
Seat position memory ........................ 52
Front turn signal lights
Switch........................................................ 139
Wattage..................................................445
Fuel
Capacity .................................................433
Fuel gauge...............................................142
Fuel pump shut off system............ 380
Gas station information ................. 488
Information ............................................446
Refueling.................................................... 74
Fuel door ..................................................... 74
Fuel filler door ........................................... 74
Fuel pump shut off system ................ 380
Fuses .......................................................... 347
Garage door opener ........................... 281
Gas station information..................... 488
Gauges ...................................................... 142
Glove box ................................................. 251
Glove box light ...................................... 252F
G
481
Alphabetical index
08_IS350/250_U_(L/O_0808)
Light bulbsReplacing............................................... 363
Wattage ................................................. 445
Lights
Door courtesy lights .........................247
Emergency flasher switch ..............372
Fog light switch.....................................159
Hazard light switch............................372
Headlights switch ................................156
Interior light switch............................ 249
Outer foot lights..................................247
Overhead courtesy light ................247
Personal light switch ........................ 249
Replacing light bulbs ....................... 363
Scuff lighting..........................................247
Shift lever lighting ...............................247
Turn signal lever................................... 139
Vanity lights .......................................... 258
Wattage ................................................. 445
Load capacity .......................................... 199
Maintenance
Do-it-yourself maintenance ......... 304
General maintenance .....................300
Maintenance data ............................. 430
Maintenance requirements .......... 298
Manual transmission............................. 137
Meter Instrument panel light control ....... 143
Meters ....................................................... 142
Micro dust and pollen filter ................ 214 Mirrors
Inside rear view mirror .......................65
Side mirror heater .............................. 218
Side mirrors .............................................66
Vanity mirrors ..................................... 258
Moon roof.....................................................71
MP3 disc ..................................................235
Multi-information display .....................151
Noise from under vehicle.......................16
Odometer................................................. 142
Oil Engine oil................................................. 313
Opener Fuel filler door ......................................... 74
Hood ........................................................307
Trunk ........................................................... 43
Outer foot lights Outer foot lights ................................. 247
Wattage ..................................................445
Outside rear view mirrors
Adjusting and folding.......................... 66
Mirror position memory ....................48
Outside temperature display ........... 152
Overhead console ...............................253
Overhead courtesy lights Overhead courtesy lights .............. 247
Wattage ..................................................445
Overheating, Engine........................... 424L
M
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