Page 475 of 596
475
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings
■ Engine compartment
FuseAmpereCircuit
1 A/F 15 A Multiport fuel injection system/
sequential multiport fuel injection
system
2 HORN 10 A Horn
3 EFI NO.1 25 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 IG2 MAIN 30 A INJ, MET, IGN fuses
5 L2 RR2 SEAT 30 A Power third seat
6 L1 RR2 SEAT 30 A Power third seat
7 CDS FAN 25 A Electric cooling fans
8 DEICER 20 A Windshield wiper de-icer
9 TOW TAIL 30 A Trailer lights (tail lights)
10 R2 RR2 SEAT 30 A Power third seat 11 R1 RR2 SEAT 30 A Power third seat
12 POWER NO.4 25 A Power windows
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476 4-3. Do-it-yourself maintenance
13 FOG15 A Front fog lights
14 STOP 15 AStop lights, high mounted stop-
light, vehicle stability control sys-
tem, anti-lock brake system, shift
lock system, multiport fuel injection
system/sequential multiport fuel
injection system, towing converter
15 TOW BRK 30 A Trailer brake controller
16 IMB 7.5 A Engine immobilizer system
17 AM2 7.5 A Starting system
18 TOWING 30 A Towing converter
19 ALT-S 5 A Charging system
20 TURN-HAZ 15 A Turn signal lights, emergency
flashers, towing converter
21 F/PMP 15 A No circuit
22 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, electric throttle control sys-
tem
23 MET-B 5 A Gauges and meters
24 AMP 30 AAudio system, rear view monitor,
navigation system, rear seat enter-
tainment system
25 RAD NO.1 15 A Audio system, rear view monitor,
navigation system, rear seat enter-
tainment system
26 ECU-B1 7.5 AMultiplex communication system,
Multiport fuel injection system/
sequential multiport fuel injection
system, auto anti-glare inside rear
view mirror, power outlets, power
front driver’s seat, power tilt and
power telescopic, power back door
FuseAmpereCircuit
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477
4-3. Do-it-yourself maintenance
4
Maintenance and care
27 DOME
7.5 AInterior lights, personal lights, van-
ity lights, engine switch light, foot
light, door courtesy lights, acces-
sory meter, power back door,
power third seat
28 HEAD LH 15 ALeft-hand headlight
(high beam)
29 HEAD LL 15 ALeft-hand headlight
(low beam)
30 INJ 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, ignition system
31 MET 7.5 A Gauges and meters
32 IGN 10 ASRS airbag system, multiport fuel
injection system/sequential multi-
port fuel injection system, engine
immobilizer system, cruise control
system
33 HEAD RH 15 ARight-hand headlight
(high beam)
34 HEAD RL 15 ARight-hand headlight
(low beam)
35 EFI NO.2 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, leak detection pump
36 DEF I/UP 5 A No circuit
37 AIR SUS NO.2 7.5 A Electronically modulated air sus-
pension system
38 SPARE 5 A Spare fuse
39 SPARE 15 A Spare fuse
40 SPARE 30 A Spare fuse
41 AIR SUS 50 AElectronically modulated air sus-
pension system
FuseAmpereCircuit
Page 480 of 596
480 4-3. Do-it-yourself maintenance
15 ECU-IG No.1 7.5 AAnti-lock brake system, vehicle sta-
bility control system, multiplex com-
munication system, intuitive
parking assist system, power front
driver’s seat, power tilt and power
telescopic, shift lock, tire pressure
warning system, accessory meter,
trailer towing, power outlet, electric
moon roof, power back door, head
light cleaner
16 AIR SUS IG 20 A Electronically modulated air sus-
pension system
17 LH-IG 7.5 A Back-up lights, charging system,
gauge and meters, turn signal
lights, air conditioning system, seat
heaters, rear window defogger
18 4WD 20 A Four-wheel drive control system
19 RR SEAT-HTR
LH 10 A Seat heaters
20 WSH 20 A Window washer
21 WIPER 30 A Wiper and washer
22 ECU-IG No.2 7.5 A Multiplex communication system
23 TAIL 15 A Tail lights, trailer lights (tail lights),
parking lights
24 A/C IG 10 A Air conditioning system
25 SEAT-HTR 20 A Seat heater or Heated and venti-
lated seats
FuseAmpereCircuit
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481
4-3. Do-it-yourself maintenance
4
Maintenance and care
26 PANEL
7.5 AInstrument panel lights, glove box
light, ashtray, accessory meter,
audio system, rear view monitor,
navigation system, rear seat enter-
tainment system, gauges and
meters, air conditioning system,
seat heater or heated and venti-
lated switches
27 ACC 7.5 AAccessory meter, audio system,
rear seat entertainment system,
rear view monitor, navigation sys-
tem, back-up lights, trailer lights
(back-up lights), multiplex commu-
nication system, power outlet, out-
side rear view mirror
28 BK/UP LP 10 A Back-up light, gauges and meters
29 CIG 15 A Cigarette lighter
30 POWER No.1 30 A Power windows, power back win-
dow
■ After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb
may need replacement. ( P. 483)
● If the replaced fuse blows again, have the vehicle inspected by your
Toyota dealer.
■ If there is an overload in the circuits
The fuses are designed to blow before the entire wiring harness is damaged.
FuseAmpereCircuit
Page 493 of 596
493
4-3. Do-it-yourself maintenance
4
Maintenance and care
Remove the light bulb.
■ Lights other than the above
If any of the lights listed below has burnt out, have it replaced by
your Toyota dealer.
• High mounted stoplight
• Outer foot light (if equipped)
• Side turn signal light (if equipped)
■ Condensation build-up on th e inside of the lens
Contact your Toyota dealer for more information in the following situations.
Temporary condensation build-up on the inside of the headlight lens does
not indicate a malfunction.
● Large drops of water are built up on the inside of the lens.
● Water has built up inside the headlight.
■ LED high mounted stoplight and side turn signal light
The high mounted stoplight and side turn signal light consists of a number of
LEDs. If any of the LEDs burn out, take your vehicle to your Toyota dealer to
have the light replaced.
Page 494 of 596
494 4-3. Do-it-yourself maintenance
■Installing the fender liner clips
CAUTION
■Replacing light bulbs
●Turn off the headlights. Do not attempt to replace the bulb immediately
after turning off the headlights.
The bulbs become very hot and may cause burns.
● Do not touch the glass portion of the light bulb with bare hands. Hold the
bulb by the plastic or metal portion.
If the bulb is scratched or dropped it may blow out or crack.
● Fully install light bulbs and any parts used to secure them. Failing to do so
may result in heat damage, fire, or water entering the headlight unit. This
may damage the headlights or cause condensation to build up on the lens.
■ To prevent damage or fire
Make sure bulbs are fully seated and locked.
Insert the clip.
Page 505 of 596

5
When trouble arises
505
5-2. Steps to take in an emergency
If a war ning light turns on or a war ning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact your
Toyota dealer.
*: Parking brake engaged warning buzzer:
The buzzer sounds to indicate that parking brake is still engaged (with the
vehicle having reached a speed of 3 mph [5 km/h])
Stop the vehicle immediately.
The following warnings indicate the possibility of damage to the vehi-
cle that may lead to an accident. Immediately stop the vehicle in a
safe place and contact your Toyota dealer.
Warning lightWarning light/Details
(U.S.A.)
(Canada) Brake system warning li
ght (warning buzzer)*
• Low brake fluid
• Malfunction in the brake system This light also comes on when the parking brake is
not released. If the light turns off after the parking
brake is fully released, the system is operating nor-
mally.
Warning lightWarning light/Details
Charging system warning light Indicates a malfunction in the vehicle’s charging sys-
tem.
Calmly perform the following actions if any of the warning lights turn
on or flash. If a light turns on or flashes, but then turns off, this does
not necessarily indicate a malfunction in the system.