fuse LEXUS LS430 2006 User Guide

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Engine compartment fuse box
FuseAmpereCircuit
ST30Starting system
D/C CUT20All components in "DOME", "MPX-B1",
and "MPS-B3"
A LT- S5Charging system
FuseAmpereCircuit
H-LP R LWR15Right-hand headlight (low beam)
H-LP L LWR15Left-hand headlight (low beam)
EFI NO.27. 5Multiport fuel injection system/sequential
multiport fuel injection system
S TA7. 5Multiport fuel injection system/sequential
multiport fuel injection system
INJ10Multiport fuel injection system/sequential
multiport fuel injection system
IGN7. 5Multiport fuel injection system/sequential
multiport fuel injection system
FR IG7. 5
Electric cooling fan, Headlight cleaner,
Charging system, Starting system, Rear
window defogger
A/C IG7. 5Air conditioning system
WIP30Windshield wiper
A/C15Fog lights
WA S H E R20Windshield washer
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304
4-3. Do-it-yourself maintenance
■Fuse box in the driver’s side kick panel
FuseAmpereCircuit
TA I L7. 5Tail lights, parking lights, Side marker lights
H-LP CLN30Headlight cleaner
EFI NO.125Multiport fuel injection system/sequential
multiport fuel injection system
HORN10Horns
ETCS10Multiport fuel injection system/sequential
multiport fuel injection system
H-LP HI20Headlights (high beam)
FuseAmpereCircuit
TI & TE20Tilt and telescopic steering
PA N E L7. 5
Lexus park assist system, Rear seat heater,
Rear climate control seat, Multi-informa -
tion display, Audio system, Cigarette
li
ghter, Instrument panel light, Coin box
light, Rear mirror light, Glove box light,
Power rear seat, Electronically modulated
air suspension system, Turn signal lights,
Clock, Shift lock system, Vehicle stability
control system, Sunshade, Power rear view
mirror control system, Console box light,
Fuel opener system, Adaptive Front Light -
ing System (AFS)
D P/SEAT30Power seat system
GAUGE7. 5Gauges and meters, Lexus park assist sys -
tem, Shift lock system
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305
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Fuse box in the front passenger’s side kick panel
FuseAmpereCircuit
MPX-IG7. 5
Tilt and telescopic steering, Power door
lock system, Power seat system, Engine
immobilizer system
D S/HTR15Seat heater, Climate control seat system
AIR SUS20Electronically modula ted air suspension
system
D-ACC7. 5Shift lock system, Theft deterrent system
PWR OUTLET15Power outlet
D-CIG15Rear cigarette lighter
OBD7. 5On-board diagnosis system
AM17. 5Starting system
ABS-IG7. 5Vehicle stability control system
D B/ANC5Seat belts
SECURITY7. 5Theft deterrent system
A/C7. 5Air conditioning system
STO P5Stop lights
D RR-IG10Refreshing seat
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306
4-3. Do-it-yourself maintenance
FuseAmpereCircuit
IG230SRS airbag system, Engine immobilizer sys-
tem, Steering lock system, Starting system
HAZ15Emergency flashers
ST R LO C K7. 5Steering lock system
AM27. 5All components in "STA" and "IG2", Start -
ing system
MPX-B17. 5
Power door lock system, Engine immobi -
lizer system, Steering lock system, Front
power seat, Rear power seat
MPX-B37. 5
Tilt and telescopic steering, Headlight
switch, Windshield wiper and washer
switch, Turn signal switch
DOME10
Vanity lights, Outer foot lights, lgnition
switch light, Clock, Gauges and meters,
Interior lights, Personal lights
MPX-B27. 5Gauges and meters, Vehicle stability con -
trol system, Illuminated entry system, TEL
P RR-IG10Refreshing seat
H-LP LVL7. 5Headlight leveling system, Adaptive Front
Lighting System (AFS)
P- I G7. 5Rain sensor, Air conditioning system, Moon
roof, Multi-information display, Clock
P S/HTR15Seat heater, Climate control seat system
P- ACC7. 5
Air conditioning system, Audio system,
Clock, Multi-information display, Illumi -
nated entry system
P- C I G15Front cigarette lighter
RADIO NO.17. 5Audio system
RR DOOR LH20Power door lock system, Power window,
Door closer system, Door courtesy lights
P DOOR25
Power door lock system, Power rear view
mirror control system, Outside rear view
mirror defogger, Door closer system, Door
courtesy lights, Power windows
TEL7. 5Audio system, Navigation system
P B/ANC5Seat belts, Seat belt buckle illumination
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4-3. Do-it-yourself maintenance
4
Maintenance and care
■Fuse box in the trunk
FuseAmpereCircuit
RR DOOR RH20Power door lock system, Power window,
Door closer system, Door courtesy lights
D DOOR25
Power door lock system, Door closer sys -
tem, Power rear view mirror control system,
Outside rear view mirror defogger, Door
courtesy lights, Power windows
FuseAmpereCircuit
RR IG7. 5
Lexus park assist system, Electronically
modulated air suspen sion system, Theft
deterrent system, TEL
RR ACC7. 5Audio system, TEL
RR ECU-B7. 5
Rear air conditioning system, Theft deter -
rent system, Trunk light, Refreshing rear
seat
RR A/C7. 5Rear air conditioning system, Air purifier
RR S/HTR30Seat heater, Climate control seat system
RR S/SHADE15Sunshade
LCE LP7. 5License plate lights
S/ROOF30Moon roof
FUEL OPN10Fuel opener system, Trunk lid closer system
AMP30Audio system
P P/SEAT30Power seat system
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4-3. Do-it-yourself maintenance
FuseAmpereCircuit
RR SEAT LH30Power seat system
RR SEAT RH30Power seat system
CAUTION
■When replacing a fuse
Observe the following precautions. 
Failing to do so may cause damage , a
nd possibly a fire or injury.
• Never use a fuse of higher amperage rati ng, or us
e any other object in place of
a fuse.
• Always use genuine Lexus fuses, or a fuse of an equal standard of quality. 
Do not use copper wire or other objects, even as a temporary measure.
• Do not modify the fuse or the fuse box.
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309
4-3. Do-it-yourself maintenance
4
Maintenance and care
Cartridge fuses
■If there is an overload in the circuits from the battery
The fuses are designed to blow before the wiring harness is damaged.
If the headlights or other electrical components do not work and the blade
fuses are O.K., check the cartridge fuses.
■ Fuse location
■ Checking whether fuses ar
e good or blown
Good
Blown
If replacement is necessary,
replace with a genuine Lexus fuse
or equivalent with the same amper -
age rating as original.
Engine CompartmentEngine Compartment
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4-3. Do-it-yourself maintenance
CAUTION
■When replacing fuses
Always use a genuine Lexus fuse or equivalent. 
Never install an ordinary wire - even as a temporary fix. 
This may cause extensive damage and possibly a fire.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer
.

394
Alphabetical index
Driving position memory ......................25
Dynamic radar/laser 
cruise control ....................................... 129
ECT Pattern select switch ......................... 99
Electronically modulated 
air suspension ...................................... 138
Engine Compartment ..................................... 262
Hood........................................................ 260
How to start the engine..................... 94
If your vehicle will not start............ 353
Ignition switch......................................... 94
Malfunction indicator lamp........... 330
Engine coolant Capacity ................................................. 367
Checking ............................................... 268
Preparing and checking 
before winter ......................................149
Engine coolant temperature 
gauge....................................................... 103
Engine immobilizer system.................. 54
Engine oil Capacity ................................................. 366
Checking ............................................... 263
Preparing and checking 
before winter ......................................149
Event data recorder ............................ 326
First-aid kit net........................................ 227
Fog lights Switch .......................................................... 113
Wattage.................................................. 372
Floor lights ................................................ 198Floor mats ................................................
224
Fluid Brake ........................................................ 270
Power steering .................................... 272
Washer.................................................... 277
Front passenger's seat
belt 
reminder light ..................................... 332
Front seats Adjustment ............................................... 22
Fuel Capacity ................................................ 366
Fuel gauge .............................................. 103
Information ............................................ 373
Low fuel level warning light ........... 331
Refueling ..................................................... 51
Fuel filler door ............................................. 51
Fuel pump shut off system................. 325
Fuses Blade ...................................................... 298
Cartridge............................................... 309
Gas station information ..................... 402
Garage door opener .......................... 232
Gauge and meter.................................. 103
Glove box ................................................ 202
Glove compartment light Wattage .................................................. 372
Graphic information ............................ 109
Head restraints Adjusting..................................................... 31
Headlight aim ............................................ 311
Headlight cleaner.................................... 117
Headlights Operation ................................................. 110
E
F
G
H

397
Alphabetical index
ReplacingAir conditioning filter ....................... 289
Blade type fuses ................................. 298
Cartridge type fuses ........................ 309
Light bulbs .............................................. 313
Wireless remote control 
battery.................................................. 295
Seat belts Adjusting the belt .................................. 34
Automatic Locking
Retractor (ALR) .................................... 36
Child restraint system 
installation .............................................. 73
Cleaning ................................................ 248
Emergency Locking 
Retractor (ELR) ................................. 36
How to wear your seat belt.............. 34
How your child should 
wear the seat belt............................... 37
Pregnant women, 
proper seat belt use.......................... 37
Reminder light....................................... 331
Seat belt extenders .............................. 38
Seat belt pretensioners...................... 36
Seat heaters.............................................. 218
Seats Cleaning ................................................ 248
Child seats/child restraint 
system installation ..............................76
Driving position memory .................. 25
Head restraint .......................................... 31
Properly sitting in the seat................ 58
Rear seat position memory .............. 29
Refleshing rear seat switches ....... 222Seat adjustment .....................................
22
Seat adjustment precautions........... 24
Seat heaters ........................................... 218
Ventilated seats .................................. 220
Selector lever ............................................ 98
Automatic transmission .................... 98
If you cannot shift selector 
lever.......................................................354
Service reminder indicators.............. 105
Shift lock system .................................... 354
Side airbags.................................................. 61
Side marker lights Switch.......................................................... 110
Wattage .................................................. 372
Side mirror.................................................. 43
Adjusting and folding.......................... 43
Driving position memory .................. 25
Smart access system Smart access system .............................. 5
Warning messages........................... 334
Snow tires.................................................... 151
Spare tire .................................................. 347
Spark plug................................................ 367
Specifications ......................................... 364
Speedometer .......................................... 103
SRS airbag SRS airbags.............................................. 60
Warning light ....................................... 334
Steering wheel Adjusting ................................................... 40
Audio switches..................................... 195
Driving position memory .................. 25
Stop lights Wattage .................................................. 372
Stuck If your vehicle becomes stuck ...... 361
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