2006 Lexus IS250 maintenance

300
4-3. Do-it-yourself maintenance
Driver's side instrument
panel
Remove the lid.
Passenger's side instrument
panel
Remove the lid.
After a system failure, see “Fuse layout and amperage ratings”
( P. 303) for details about which fuse to check.
Remove the fuse with the pull-
out tool.
STEP4
STEP5

301
4-3. Do-it-yourself maintenance
4
Maintenance and care
Check if the fuse has blown.Ty p e A
Normal fuse
Blown fuse
Replace it with one of an appro-
priate amperage rating. The
amperage rating can be found
on the fuse box lid.
Ty p e B
Normal fuse
Blown fuse
Replace it with one of an appro-
priate amperage rating. The
amperage rating can be found
on the fuse box lid.
Ty p e C
Normal fuse
Blown fuse
Contact your Lexus dealer.
Ty p e D
Normal fuse
Blown fuse
Contact your Lexus dealer.
STEP6

302
4-3. Do-it-yourself maintenance
Removing the front controller (engine compartment: type B)Lift the lid off while pushing the
tabs on either side.

303
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings■ Engine compartment (type A)
FuseAmpereCircuit
1ABS NO.325AVDIM
2PWR HTR25A
3TURN-HAZ15AEmergency flashers, turn signals
4IG2 MAIN20AIG2, IGN, GAUGE
5RAD NO.230AAudio
6D/C CUT20ADOME, MPX-B
7RAD NO.130AAudio
8MPX-B10A
Headlights, front fog lights, parking
lights, license plate lights, windshield
washer, horn, power door lock system,
power windows, power seats, electric
tilt and telescopic steering column,
meter, smart access system with push-
button start, outside rear view mirrors,
air conditioning system, security sys-
tem
9DOME10AInterior lights, meter

304
4-3. Do-it-yourself maintenance
FuseAmpereCircuit
10E/G-B60 AFR CTRL-B, ETCS, ALT-S, steering
lock system, exhaust system
11DIESEL GLW80 A
12ABS150 AVSC, VDIM
13RH J/B-B30APower door lock system, smart access
system with push-button start
14MAIN30AHeadlight low beams
15STARTER30ASmart access system with push-button
start
16LH J/B-B30APower door lock system, SECURITY
17P/I-B60 A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
18EPS80 APower steering
19ALT150 A
LH J/B-AM, E/G-AM, GLW PLG2,
H E AT E R , FA N 1 , FA N 2 , D E F O G,
ABS2, RH J/B-AM, GLW PLG1,
LH J/B-B, RH J/B-B
20GLW PLG150 APTC heater
21RH J/B-AM80 A
OBD, STOP SW, TI&TE, FR P/SEAT
RH, RAD NO.3, ECU-IG RH,
RH-IG, FR S/HTR RH, ACC, CIG,
PWR OUTLET
22ABS230AVSC
23DEFOG50 ARear window defogger
24FA N 240 AElectric cooling fans
25FA N 140 AElectric cooling fans
26HEATER50 AAir conditioning system

305
4-3. Do-it-yourself maintenance
4
Maintenance and care
FuseAmpereCircuit
27GLW PLG250 APTC heater
28E/G-AM60 AHeadlight cleaners, front fog lights,
parking lights, air conditioning system
29LH J/B-AM80 A
S/ROOF, FR P/SEAT LH, TV NO.1,
A/C, FUEL/OPEN, PSB, FR WIP,
H-LP LVL, LH-IG, ECU-IG LH,
PANEL, TAIL, MIR HTR,
FR S/HTR LH

306
4-3. Do-it-yourself maintenance
■Engine compartment (type B)
FuseAmpereCircuit
1FR CTRL-B25AHeadlight high beam, horn
2A/F15AExhaust system
3ETCS10A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
4ALT-S7. 5 ACharging system
5STR LOCK25ASteering lock
6H-LP CLN30AHeadlight cleaner
7A/C COMP7. 5 AAir conditioning system
8DEICER25A
9FR CTRL-AM30AFront fog lights, parking lights, wind-
shield washer
10IG210AIgnition system
11EFI NO.210AFuel system, exhaust system
12H-LP R LWR15AHeadlight low beam (right)
13H-LP L LWR15AHeadlight low beam (left)

307
4-3. Do-it-yourself maintenance
4
Maintenance and care
FuseAmpereCircuit
14F/ P M P25AFuel system
15EFI25A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
16INJ20A
Multiport fuel injection system/
sequential multiport fuel injection sys-
tem
17H-LP UPR15AHeadlight high beams
18HORN10AHorns
19WA S H E R20AWindshield washer
20FR TAIL10AParking lights
21FR FOG15AFront fog lights