2011 Lexus IS F fuse

393
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check and replace the fuses as necessary.
Turn the “ENGINE START STOP” switch to OFF.
Engine compartment (type B fuse box): Remove the
engine compartment cover. (P. 367)
Open the fuse box cover.
Engine compartment (Left-hand drive vehicles on type A fuse
box)
Push the tabs in and lift the
lid off.
Engine compartment (Right-hand drive vehicles on type A
fuse box)
Push the tabs in and lift the
lid off.STEP1
STEP2
STEP3

394
4-3. Do-it-yourself maintenance
IS F_EE
Engine compartment (type B fuse box)
Push the tabs in and lift the
lid off.
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. 397) for details about which fuse to check.
STEP4

395
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
Remove the fuse with the
pull-out tool.
Check if the fuse has blown.
Type A
Normal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
Type B
Normal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
STEP5
STEP6

396
4-3. Do-it-yourself maintenance
IS F_EE
Removing the front controller (engine compartment: type B fuse
box)
Lift the lid off while pushing
the tabs on either side.
Type C
Normal fuse
Blown fuse
Contact any authorized
Lexus dealer or repairer, or
another duly qualified and
equipped professional.
Type D
Normal fuse
Blown fuse
Contact any authorized
Lexus dealer or repairer, or
another duly qualified and
equipped professional.

397
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
Fuse layout and amperage ratings
Engine compartment (type A fuse box)
Left-hand drive vehicles
Right-hand drive vehicles
FuseAmpereCircuit
1A LT- S7.5 ACharging system
2TURN-HAZ15 AEmergency flashers, turn signals
3IG2 MAIN20 AIG2, IGN, GAUGE
4RAD NO. 230 AAudio system
5D/C CUT20 ADOME, MPX-B
6RAD NO. 130 AAudio system

398
4-3. Do-it-yourself maintenance
IS F_EE
7MPX-B10 A
Headlights, front fog lights, front
position lights, windshield washer,
horns, power door lock system,
power windows, power seats, elec-
tric tilt and telescopic steering col-
umn, meters and gauges, smart
entry & start system, outside rear
view mirrors, air conditioning sys-
tem, multiplex communication
system
8DOME10 AInterior lights, meters and gauges,
outer foot lights
9CDS10 AElectric cooling fans
10E/G-B60 AFR CTRL-B, ETCS, A/F, STR
LOCK, INJ2
11P/I-B60 AEFI, F/PMP, INJ
12ABS150 AVDIM
13RH J/B-B30 AFR DOOR RH, RR DOOR RH,
AM2
14VVT40 A
Multiport fuel injection system/
sequential multiport fuel injection
system
15MAIN30 AH-LP L LWR, H-LP R LWR,
headlight low beams
16STARTER30 ASmart entry & start system
17LH J/B-B30 AFR DOOR LH, RR DOOR LH,
SECURITY
18EPS80 AElectric power steering
FuseAmpereCircuit

399
4-3. Do-it-yourself maintenance
4
Maintenance and care
IS F_EE
19ALT180 A
LH J/B-AM, E/G-AM, HEATER,
FAN1, FAN2, DEFOG, RH J/B-
AM, ABS2
20LH J/B-AM80 A
S/ROOF, FR P/SEAT LH, TV NO.
1,
A/C, F/OPN, PSB, RR FOG,
FR WIP, H-LP LVL, LH-IG,
ECU-IG LH, PANEL, TAIL,
TV NO. 2, FR S/HTR LH, MIR
HTR
21RH J/B-AM80 A
OBD, STOP SW, TI & TE, FR P/
SEAT RH, DOOR DL, RAD NO.
3,
ECU-IG RH, RH-IG, FR S/HTR
RH, ACC, CIG, PWR OUTLET
22ABS230 AVDIM
23DEFOG50 ARear window defogger
24FA N 240 AElectric cooling fans
25FA N 140 AElectric cooling fans
26HEATER50 ACDS, air conditioning system
27E/G-AM60 AH-LP CLN, FR CTRL AM,
DEICER
FuseAmpereCircuit

400
4-3. Do-it-yourself maintenance
IS F_EEEngine compartment (type B fuse box)
FuseAmpereCircuit
1SPARE30 ASpare fuse
2SPARE25 ASpare fuse
3SPARE10 ASpare fuse
4FR CTRL-B25 AHORN, H-LP HI
5A/F15 AExhaust system
6ETCS10 A
Multiport fuel injection system/
sequential multiport fuel injection
system
7TEL10 A
8INJ2 25 A
Multiport fuel injection system/
sequential multiport fuel injection
system
9STR LOCK25 ASteering lock system
10H-LP CLN30 AHeadlight cleaner
11DEICER25 AWindshield wiper de-icer
12FR CTRL-AM30 AFR FOG, WASHER, FR TAIL