2010 TOYOTA SEQUOIA maintenance

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4-3. Do-it-yourself maintenance
4
Maintenance and care
15 ECU-IG No.1 7.5 A
Anti-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

540 4-3. Do-it-yourself maintenance
26 PANEL7.5 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. 542)
● 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

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4-3. Do-it-yourself maintenance
4
Maintenance and care
CAUTION
■
To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than indicated, or use any
other object in place of a fuse.
● Always use a genuine Toyota fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
This can cause extensive damage or even fire.
● Do not modify the fuse or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Toy-
ota dealer as soon as possible.

542
4-3. Do-it-yourself maintenance
Light bulbs
You may replace the following bulbs yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb
replacement seems difficult to perfor m, contact your Toyota dealer.
For more information about replacing other light bulbs, contact your
Toyota dealer.
■ Prepare a replacement light bulb.
Check the wattage of the light bulb being replaced. ( P. 616)
■ Front bulb locations
Headlight low
beam
Front side marker
lights
Headlight high
beam Front fog lights
(if equipped)
Front turn signal/
parking lights

543
4-3. Do-it-yourself maintenance
4
Maintenance and care
Replacing light bulbs
■ Headlight high beam
Unplug the connector while
depressing the lock release.
■Rear bulb locations
Stop/tail and rear
side marker lights
Rear turn signal lights
License plate lightsBack-up lights
Tail lights

544 4-3. Do-it-yourself maintenance
Turn the bulb base counterclock-
wise.
■ Headlight low beam
Unplug the connector while
depressing the lock release.
Turn the bulb base counterclock-
wise.

545
4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Front turn signal/parking lights
Turn the bulb base counterclock-
wise.
Remove the light bulb.

546 4-3. Do-it-yourself maintenance
■Front side marker lights
Remove the fender liner clip.
Partly remove the fender liner
and turn the bulb base counter-
clockwise.