2008 TOYOTA HIGHLANDER HYBRID maintenance

460 4-3. Do-it-yourself maintenance
Under the instrument panelAfter a system failure, see “Fuse layout and amperage rat-
ings” ( P. 462) for details about which fuse to check.
Remove the fuse with the pull-
out tool.
Check if the fuse has blown.
Ty p e 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.
STEP4
STEP5
STEP6

461
4-3. Do-it-yourself maintenance
4
Maintenance and care
Ty p e 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.
Ty p e C
Normal fuse
Blown fuse
Contact your Toyota dealer.
Ty p e DNormal fuse
Blown fuse
Contact your Toyota dealer.

462 4-3. Do-it-yourself maintenance
Fuse layout and amperage ratings■ Engine compartment
Type A (fuse block on t he back of the cover)
Type A (fuse block)
FuseAmpereCircuit
1 SPARE 7.5 A Spare fuse
2 SPARE 15 A Spare fuse
3 SPARE 25 A Spare fuse

463
4-3. Do-it-yourself maintenance
4
Maintenance and care
4 DEF RLY
10 A Rear window defogger
5 MIR HTR 20 A MIR HTR (15 A)
6 P/OUT 20 A Power outlet
7 DOOR 1 25 A Multiplex communication system
8 IGCT NO.3 10 A Multiport fuel injection system/
sequential multiport fuel injection
system
9 EFI NO.3 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
10 INJ NO.1 15 A Starting system
11 INJ NO.2 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
12 HTR 50 A Air conditioning system
13 FAN NO.2 50 A Electric cooling fan
14 FAN NO.1 50 A Electric cooling fan
15 RR CLR 40 A Air conditioning system
16 RR DEF 30 A Rear window defogger
17 PBD 30 A Power back door
18 DC/DC 140 AMIR HTR, P/OUT, DOOR 1, HTR,
RR DEF, FAN MAIN, PTC NO.1,
RR CLR, PTC NO.2, PTC NO.3,
PBD
19 EPS 80 A Electric power steering
20 ABS MTR1 50 A Brake system
21 ABS MTR2 50 A Brake system
22 CRT 10 A Rear seat entertainment system
23 RADIO1 15 A Audio system
FuseAmpereCircuit

464 4-3. Do-it-yourself maintenance
24 ECU-B10 ASteering sensor, gauges and
meters, air conditioning system,
main body ECU, wireless remote
control, smart key system, power
back door, on-board diagnosis sys-
tem
25 DOME 10 AVanity lights, personal lights, inte-
rior light, gauges and meters, door
courtesy lights, power back door
26 AMP 15 A Audio system
27 TOWING 30 A Trailer lights
28 IG2 25 A INJ NO.1, INJ NO.2
29 STR LOCK 20 A Steering lock system
30 IGCT 30 AIGCT No.2, IGCT No.3, INV-W/P,
EFI NO.3
31 HAZ 15 A Turn signal lights
32 ABS NO.3 15 AElectronically controlled brake sys-
tem
33 ABS NO.2 10 AElectronically controlled brake sys-
tem
34 ABS NO.1 10 A Capacitor
35 OIL PMP 10 A Transaxle fluid cooling system
36 BATT FAN 15 A Hybrid system
37 G/H 10 AGlass hatch, multiplex communica-
tion system
38 DC/DC-S 10 A Hybrid system
39 AM2 7.5 A Multiplex communication system
40 H-LP LH 15 A Left-hand headlight (high beam)
41 H-LP RH 15 A Right-hand headlight (high beam)
42 H-LP LL 15 A Left-hand headlight (low beam)
FuseAmpereCircuit

465
4-3. Do-it-yourself maintenance
4
Maintenance and care
Type B (if equipped)
43 H-LP RL
15 A Right-hand headlight (low beam)
44 HORN 10 A Horn
45 EFI NO.1 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, smart key system
46 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, electronic throttle control
system
47 A/F 20 A Air fuel ratio sensor
48 S-HORN 7.5 A Horn
FuseAmpereCircuit
1 INV-W/P 15 A Hybrid system
2 IGCT NO.2 7.5 A Hybrid system
3 A/C-D 10 A Air conditioning system
FuseAmpereCircuit

466 4-3. Do-it-yourself maintenance
■Under the instrument panel
Front side of the fuse block
Fuse block
FuseAmpereCircuit
1 P/SEAT 30 A Power seat
2 POWER 30 A Power windows
3 RR DOOR RH 25 A Power windows
4 RR DOOR LH 25 A Power windows
5 FR FOG 15 A Front fog lights
6 OBD 7.5 A On-board diagnosis system
7 FR DEF 25 A Windshield wiper de-icer
8 STOP 10 A Stop lights
9 DOOR NO.2 25 A Power windows
10 AM1 7.5 A Water pump 11 RR FOG 7.5 A No circuit

467
4-3. Do-it-yourself maintenance
4
Maintenance and care
12 FUEL OPN 7.5 A Fuel filler door opener
13 S/ROOF 30 A Electric moon roof
14 TAIL 15 A
Parking lights, tail lights, license
plate lights, front fog lights, trailer
lights
15 PANEL 7.5 A Glove box light, emergency flash-
ers, audio system, outside rear
view mirror defoggers, power door
lock system, seat heaters, rear
seat entertainment system, instru-
ment panel light control dial, elec-
tronic controlled transmission
switch, transmission, steering
switches
16 ECU IG NO.1 10 A Multiplex communication system,
electric moon roof, electronically
controlled transmission system,
power back door, seat heaters, tire
pressure warning system, elec-
tronic power steering, transmission
17 ECU IG NO.2 7.5 A VDIM
18 A/C NO.2 10 A Air conditioning system, FAN NO.1,
FAN NO.2
19 WASH 20 A Windshield wipers and washer
20 S-HTR 20 A Seat heaters
21 GAUGE NO.1 10 A Audio system, outside rear view
mirror defoggers, back-up lights,
charging system, emergency flash-
ers, traction control system, instru-
ment panel light control dial,
windshield wiper deicer
22 FR WIP 30 A Windshield wipers and washer
23 RR WIP 15 A Rear window wiper and washer
FuseAmpereCircuit