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384 4-3. Do-it-yourself maintenance
■Use a CR1632 lithium battery
●Batteries can be purchased at your Toyota dealer, local electrical appli-
ance shops or camera stores.
● Replace only with the same or equivalent type recommended by the
manufacturer.
● Dispose of used batteries according to local laws.
■ If the electronic key battery is depleted
The following symptoms may occur.
●The smart key system and wireless remote control will not function prop-
erly.
● The operational range will be reduced.
CAUTION
■Removed electronic key battery and other parts
These parts are small and if swallowed by a child, they can cause choking.
Keep away from children. Failure to do so could result in death or serious
injury.
NOTICE
■For normal operation after re placing the electronic key 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 component inside the remote control.
● Do not bend either of the battery terminals.
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385
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 off.
Open the fuse box cover.
Motor compartment Type A: Push the tab in and lift
the lid off.
Type B: Push the tab in and lift
the lid off.
Type C: Push the tab in and lift
the lid off.STEP 1
STEP 2
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386 4-3. Do-it-yourself maintenance
Under the instrument panelFront side of the fuse block:
Remove the cover.
To prevent damaging the vehi-
cle, wrap the flathead screw-
driver with tape.
Fuse block (under side view):
Remove the lid.
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387
4-3. Do-it-yourself maintenance
4
Maintenance and care
After a system failure, see “Fuse layout and amperage rat-
ings” (
P. 389) for details about which fuse to check.
Only type A fuse can be
removed using the pullout
tool.
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.
STEP 3
STEP 4
STEP 5
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388 4-3. Do-it-yourself maintenance
Ty p e CNormal fuse
Blown fuse
Contact your Toyota dealer.
Ty p e DNormal fuse
Blown fuse
Contact your Toyota dealer.
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389
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings
■ Motor compartment
Type A (driver’s side)
FuseAmpereCircuit
1 INV MTR 10 A Inverter motor
2 IGDI 1 10 A Traction battery, multiplex commu-
nication system, thermal control
system
3 BATT W/P 1 15 A Traction battery
4 BATT W/P 2 15 A Traction battery
5 P/T W/P 15 A Cooling system
6 IGDI MAIN 20 A INV MTR, IGDI 1
7 HAZ 15 A Emergency flashers
8 IGCT 3 20 A PM-IGCT, P CNT-IGCT, A/C-IGCT,
FA N -I G C T
9 G/W-B 10 A Multiplex communication system
10 RADIO 30 A Audio system 11 P CNT-B 7.5 A Parking control system
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390 4-3. Do-it-yourself maintenance
12 ABS 130 A Anti-lock brake system
13 ECB 1 50 AElectronically controlled brake sys-
tem
14 ECB 2 50 AElectronically controlled brake sys-
tem
15 W/P-IGCT 50 A P/T W/P, BATT W/P 1, BATT W/P 2
16 EPS 60 A Electric power steering
17 P/I 60 AIGCT-D, HORN, parking control
system, IG2
18 MAIN 60 AH-LP MAIN, DRL, ODS, smart key
system, ABS 2, steering lock sys-
tem, PM-B, ECU-B MAIN
19 CONTACTOR 15 A Traction battery, charging system
20 IG2 15 A Starting system
21
HORN 10 A Horn
22 IGCT-D 7.5 A Thermal control system, power
management ECU, parking control
system, multiplex communication
system
23 PM-IGCT 7.5 A Power management system
24 P CNT-IGCT 7.5 A Parking control system
25 A/C-IGCT 10 A Air conditioning system
26 FAN-IGCT 7.5 A Electric cooling fans
FuseAmpereCircuit
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391
4-3. Do-it-yourself maintenance
4
Maintenance and care
Type B (passenger’s side)
FuseAmpereCircuit
1 THRML CTRL 10 A Thermal control system
2 G/W-IGCT 10 A Multiplex communication system
3 DRL 7.5 A Daytime running light system
4 ECU-B 2 7.5 A Air conditioning system
5 A/C-B 7.5 A Gauges and meters, steering sen-
sor
6 H-LP LH-LO 10 A Left-hand headlight (low beam)
7 H-LP RH-LO 10 A Right-hand headlight (low beam)
8 H-LP LH-HI 10 A Left-hand headlight (high beam)
9 H-LP RH-HI 10 A Right-hand headlight (high beam)
10 DOME 7.5 A Foot lights, vanity lights, interior
lights, personal lights, luggage
compartment light
11 ECU-B 1 7.5 A Anti-glare inside rear view mirror,
smart key system
12 DCM-B 7.5 A DCM-B
13 P CNT MTR 30 A Parking control system