2008 TOYOTA HIGHLANDER HYBRID Owners Manual

457
4-3. Do-it-yourself maintenance
4
Maintenance and care
■
If the key battery is discharged
The following symptoms may occur.
●The smart key system and wireless remote control will not function prop-
erly.
● The operational range is reduced.
■ Use a CR1632 lithium battery
●Batteries can be purchased at your Toyota dealer, jewelers, or camera
stores.
● Replace only with the same or equivalent type recommended by your
Toyota dealer.
● Dispose of used batteries according to the local laws.
CAUTION
■Removed battery and other parts
Keep away from children.
These parts are small and if swallowed by a child they can cause choking.
Remove the depleted battery.
Insert a new battery with the
“+” terminal facing up.
STEP3

458 4-3. Do-it-yourself maintenance
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
●Always work with dry hands.
Moisture may cause the battery to rust.
● Do not touch or move any other components inside the remote control.
● Do not bend either of the battery terminals.

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4-3. Do-it-yourself maintenance
4
Maintenance and care
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 “POWER” switch to OFF.
Remove the left side engine compartment cover. ( P. 426)
Remove the lid.
Engine compartment Type A: Push the tab in and lift
the lid off.
Type B: Push the tab in and lift
the lid off.STEP1
STEP2
STEP3

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

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4-3. Do-it-yourself maintenance
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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