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4-3. Do-it-yourself maintenance
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.
Vehicles without a smart key system
Turn the engine switch off.
Vehicles with a smart key system
Turn the “POWER” switch off.
Open the fuse box cover.
Engine compartment (type A fuse box) Push the tab in and lift the
cover off.
Engine compartment (type B fuse box) Push the tab in and lift the
cover off.STEP1
STEP2
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4-3. Do-it-yourself maintenance
4
Maintenance and care
Under the instrument panel
Remove the cover.
After a system failure, see “Fuse layout and amperage rat-
ings” ( P. 408) for details about which fuse to check.
Remove the fuse with the pull-out tool.
Only type A fuse can be
removed using the pullout
tool.
STEP3
STEP4
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406 4-3. Do-it-yourself maintenance
Check if the fuse is blown.
Ty p e A Normal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
Ty p e BNormal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
Ty p e CNormal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
STEP5
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4-3. Do-it-yourself maintenance
4
Maintenance and care
Ty p e D
Normal fuse
Blown fuse
Replace the blown fuse with a
new fuse of an appropriate
amperage rating. The amper-
age rating can be found on the
fuse box lid.
Ty p e ENormal fuse
Blown fuse
Contact your Toyota dealer.
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408 4-3. Do-it-yourself maintenance
Fuse layout and amperage ratingsEngine compartment (type A fuse box)
FuseAmpereCircuit
1 EFI-MAIN 20 A Multiport fuel injection system/
sequential multiport fuel injection
system, EFI NO.2
2 HORN 10 A Horn
3 IG2 30 A IG2 NO.2, METER, IGN
4 SPARE 7.5 A Spare fuse
5 SPARE 15 A Spare fuse
6 SPARE 30 A Spare fuse
7 EFI NO.2 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
8 H-LP RH-LO 10 A Right-hand headlight (low beam)
9 H-LP LH-LO 10 A Left-hand headlight (low beam),
gauge and meters
10 H-LP RH-HI 10 A Right-hand headlight (high beam)
11 H-LP LH-HI 10 A Left-hand headlight (high beam),
gauge and meters
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4-3. Do-it-yourself maintenance
4
Maintenance and care
12 IG2 NO.2
10 AMultiport fuel injection system/
sequential multiport fuel injection
system, steering switches, brake
system, starter system, smart key
system, occupant classification
system, SRS airbag system
13 DOME 15 AAudio system, vehicle control and
operation data recording, main
body ECU, personal lights, lug-
gage compartment light
14 ECU-B NO.1 7.5 A Main body ECU, smart key system
15 METER 7.5 A Gauge and meters
16 IGN 15 AMultiport fuel injection system/
sequential multiport fuel injection
system
17 HAZ 10 A Emergency flashers
18 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
19 ABS NO.1 20 A Brake system
20 ENG W/PMP 30 A Multiport fuel injection system/
sequential multiport fuel injection
system
21 H-LP-MAIN 40 A H-LP LH-LO, H-LP RH-LO, H-LP
LH-HI, H-LP RH-HI, daytime run-
ning light system
22 H-LP CLN 30 A No circuit
23 ABS MTR NO.1 30 A Brake system
24 P/I 50 A EFI-MAIN, HORN, IG2
FuseAmpereCircuit
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410 4-3. Do-it-yourself maintenance
25 ECU-B NO.2 7.5 AAir conditioning system, gauge
and meters, occupant classifica-
tion system, tire pressure warning
system, starter system, smart key
system, power door lock system
26 AM2 7.5 A Starter system
27 STRG LOCK 20 A Starter system
28 ABS NO.2 10 A Brake system
29 IGCT-MAIN 30 A IGCT NO.2, IGCT NO.3, IGCT
NO.4, PCU, BATT FAN
30 D/C CUT 30 A DOME, ECU-B NO.1
31 PTC HTR NO.1 30 A PTC heater
32 PTC HTR NO.2 30 A PTC heater
33 FAN 30 A Electric cooling fan
34 PTC HTR NO.3 30 A PTC heater
35 DEF 30 A MIR HTR, rear window defogger
36 DEICER 20 A No circuit
37 BATT FAN 10 A Battery cooling fan
38 IGCT NO.2 10 A Hybrid system
39 IGCT NO.4 10 A Hybrid system
40 PCU 10 A Hybrid system
41 IGCT NO.3 10 A Hybrid system
42 MIR HTR 10 A Outside rear view mirror defoggers
FuseAmpereCircuit
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4-3. Do-it-yourself maintenance
4
Maintenance and care
Engine compartment (type B fuse box)
FuseAmpereCircuit
1 DC/DC 100 A Hybrid system
2 ABS MTR NO.2 30 A Brake system
3 HTR 40 A Air conditioning system
4 EPS 50 A Electric power steering system