2010 Lexus IS250C fog light

437
4-3. Do-it-yourself maintenance
4
Maintenance and care
10_IS250C/350C_U
10ECU-IG LH10 A
Cruise control, air conditioning sys-
tem, power steering, rain sensor, anti-
glare inside rear view mirror, shift lock
system, tire inflation pressure warning
system, vehicle stability control
11FR S/HTR LH15 ASeat heaters and ventilators, air condi-
tioning system
12FR DOOR LH20 APower windows, outside rear view
mirrors
13SECURITY7. 5 ASmart access system with push-button
start
14H-LP LVL7. 5 AAFS
15LH-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, seat belt pretensioner,
intuitive parking assist, cruise control,
PTC heater, exhaust system, smart
access system with push-button start
16FR WIP30 AWindshield wipers
FuseAmpereCircuit

439
4-3. Do-it-yourself maintenance
4
Maintenance and care
10_IS250C/350C_U
10CIG15 ACigarette lighter
11PWR OUTLET15 APo w e r o u t l e t
12FR DOOR RH20 APo w e r w i n d o w s , o u t s i d e r e a r v i e w
mirrors
13AM27. 5 AStarting system
14RH-IG7. 5 A
Seat belt pretensioner, intuitive park-
ing assist, automatic transmission, seat
heater and ventilator
15FR S/HTR RH15 ASeat heaters and ventilators, air condi-
tioning system
16ECU-IG RH10 A
Power seats, headlights, front fog
lights, parking lights, license plate
lights, front side marker lights, wind-
shield washer, outside rear view mir-
rors, VDIM, air conditioning system,
pre-collision seat belt, electric tilt and
telescopic steering, power windows,
navigation system, vehicle stability
control, retractable hardtop, clock
FuseAmpereCircuit

440
4-3. Do-it-yourself maintenance
10_IS250C/350C_U■
Tr u n k
FuseAmpereCircuit
1DEFOG30 ARear window defogger
2ROOF RH30 ARetractable hardtop
3ROOF LH30 ARetractable hardtop
4LGG RH30 ARetractable hardtop
5LGG LH30 ARetractable hardtop
6LGG LCK RH30 ARetractable hardtop
7LGG LCK LH30 ARetractable hardtop
8P-T R AY M A I N30 ARetractable hardtop
9P-T R AY S I D E7. 5 ARetractable hardtop
10PSB30 APre-collision seat belt
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may
need replacement. ( →P. 444)
●If the replaced fuse blows again, have the vehicle inspected by your Lexus
dealer.
■If there is an overload in the circuits
The fuses are designed to blow before the entire wiring harness is damaged.

448
4-3. Do-it-yourself maintenance
10_IS250C/350C_UTurn the bulb base counterclock-
wise.
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
STEP3
STEP4

541
6-1. Specifications
6
Vehicle specifications
10_IS250C/350C_U
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: 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 lightsWY21W21C
Parking lightsW5W5E
Front fog lightsH1155B
Tr u n k l i g h t5F
Rear turn signal lightsWY21W21C
Back-up lights92116E
Outer foot lights5E
Interior
Vanity lights1.5F
Interior light5E
Door courtesy lights5E

574
Alphabetical index
10_IS250C/350C_U
Cruise controlCruise control ...................................... 183
Dynamic radar crui se control .......187
Cup holder ..............................................343
Customizable features .......................557
Daytime running light system ............174
Defogger
Rear window........................................ 238
Side mirror ............................................ 238
Dimension ................................................526
Dinghy towing .............................225, 226
Display Dynamic radar crui se control .......187
Satellite switch mode ....................... 349
Trip information ....................................169
Warning message..............................472
Do-it-yourself maintenance ............ 386
Door courtesy lights Door courtesy lights.........................338
Wattage....................................................541
Doors
Door lock................................ 28, 40, 43
Door windows ....................................... 78
Side mirrors ............................................. 75
Driver's seat belt reminder light .....465
Driving Correct posture .................................... 98
Procedures ............................................. 132
Driving position memory ...................... 56 Electric power steering...................... 204
Electronic key
If the electronic key does not operate properly..............................501
Emergency, in case of If the engine will not start ................497
If the retractable hardtop does not close ................................... 514
If the shift lever cannot be shifted from P................................... 499
If the vehicle has a discharged battery .................................................506
If the warning buzzer sounds...... 463
If the warning light turns on.......... 463
If the warning message is displayed ............................................. 472
If you have a flat tire ........................ 486
If you lose your keys ........................500
If you think something is wrong .................................................. 459
If the electronic key does not operate properly..............................501
If your vehicle becomes stuck ...... 512
If your vehicle needs to be towed ................................................... 453
If your vehicle overheats................509
Emergency flashers Switch...................................................... 452
Engine Compartment ......................................392
Engine switch ........................................ 142
Hood ....................................................... 389
How to start the engine ................... 142
Identification number .......................527
If the engine will not start ................497
Ignition switch ....................................... 142
Overheating ........................................509
D
E

575
Alphabetical index
10_IS250C/350C_U
Engine compartment cover............. 394
Engine coolantCapacity...................................................531
Checking ............................................... 398
Preparing and checking before winter .................................... 220
Engine coolant temperature gauge ....................................................... 159
Engine immobilizer system ..................93
Engine oil Capacity.................................................530
Checking ............................................... 395
Preparing and checking before winter .................................... 220
Engine oil maintenance data ............397
EPS............................................................. 204
Event data recorder.............................. 461
Floor mat.................................................. 358
Fluid Brake .......................................................400
Washer ................................................... 405
Fog lights Switch ........................................................ 176
Wattage ................................................... 541
Foot well lights....................................... 338
Front fog lights Switch ........................................................ 176
Wattage ................................................... 541 Front passenger occupant
classification system ............................. 111
Front passenger's seat belt reminder light...................................... 465
Front seats Adjustment .................................................51
Driving position memory ..................56
Seat position memory ........................60
Front turn signal lights Switch........................................................ 156
Wattage ................................................... 541
Fuel
Capacity .................................................529
Fuel gauge.............................................. 159
Fuel pump shut off system............ 460
Information ............................................542
Refueling....................................................90
Fuel door .....................................................90
Fuel filler door ...........................................90
Fuel pump shut off system.................460
Fuses .......................................................... 427
Garage door opener .......................... 362
Gauges ...................................................... 159
Glove box ................................................340
Glove box light ....................................... 341
F
G

577
Alphabetical index
10_IS250C/350C_U
Light bulbsReplacing............................................... 444
Wattage ................................................... 541
Lights
Door courtesy lights ........................338
Emergency flasher switch ............. 452
Fog light switch..................................... 176
Hazard light switch........................... 452
Headlights switch ................................ 173
Interior light switch............................ 339
Outer foot lights................................. 338
Personal light switch ........................ 339
Replacing light bulbs ....................... 444
Scuff lights ............................................. 338
Shift lever light ..................................... 338
Turn signal lever...................................156
Vanity lights ...........................................347
Wattage ................................................... 541
Load capacity .......................................... 219
Maintenance Do-it-yourself maintenance .........386
General maintenance ..................... 382
Maintenance data ............................. 526
Maintenance requirements ..........380
Manual transmission............................. 154
Meter Instrument panel light control .......160
Meters .......................................................159
Micro dust and pollen filter ...............234 Mirrors
Inside rear view mirror ....................... 74
Side mirror heater .............................238
Side mirrors ............................................. 75
Vanity mirrors ...................................... 347
MP3 disc .................................................. 257
Multi-information display ................... 168
Noise from under vehicle...................... 19
Odometer................................................. 159
Oil
Engine oil............................................... 395
Opener
Fuel filler door .........................................90
Hood ....................................................... 389
Trunk ........................................................... 47
Outer foot lights
Outer foot lights ................................ 338
Wattage ................................................... 541
Outside rear view mirrors Adjusting and folding.......................... 75
Mirror position memory ....................56
Outside temperature display ........... 169
Overheating, Engine.......................... 509L
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