2012 TOYOTA TUNDRA turn signal

585
4-3. Do-it-yourself maintenance
4
Maintenance and care
14 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
15 LH-IG 7.5 A Back-up lights, charging system,
gauges and meters, turn signal
lights, air conditioning system, seat
heaters, back window defogger
16 4WD 20 A Four-wheel drive control system
17 WSH 20 A Window washer
18 WIPER 30 A Wiper and washer
19 ECU-IG No.2 7.5 A Multiplex communication system,
power steering
20 TAIL 15 A Tail lights, trailer lights (tail lights),
parking lights, outer foot lights
21 A/C IG 10 A Air conditioning system
22 TOW BK/UP 7.5 A Trailer lights
23 SEAT-HTR 20 A Seat heaters or heater and venti-
lated seats
24 PANEL 7.5 A Instrument panel lights, glove box
light, accessory meter, audio sys-
tem, rear view monitor, navigation
system, rear seat entertainment
system, gauges and meters, air
conditioning system
FuseAmpereCircuit

588
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. 680)
■ Front bulb locations
Headlight low
beam
Front side marker
lights
Headlight
high beam Front fog lights
(if equipped)
Front turn signal/parking
lights/daytime running
lights (if equipped)

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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
High mounted stoplight
and cargo lamps
License plate lights
Back-up lights
Rear turn
signal lights Stop/tail and rear
side marker lights

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Front turn signal/parking lig hts/daytime running lights (if
equipped)
Turn the bulb base counterclock-
wise.
Remove the light bulb.

594 4-3. Do-it-yourself maintenance
Unplug the connector while
depressing the lock release.
■ Stop/tail and rear side marker lights, rear turn signal lights
and back-up lights
Remove the bolts and rear com-
bination assembly.
Turn the bulb bases counter-
clockwise.
Stop/tail and rear side marker
light
Rear turn signal light
Back-up light

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4-3. Do-it-yourself maintenance
4
Maintenance and care
Remove the light bulb.
Stop/tail and rear side marker
light
Rear turn signal light
Back-up light
■ High mounted stoplight and cargo lamps
Remove the screws and cover.
Remove the light bulb.
High mounted stoplight
Cargo lamps

597
4-3. Do-it-yourself maintenance
4
Maintenance and care
■
Lights other than the above
If any of the lights listed below has burnt out, have it replaced by
your Toyota dealer.
• 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 side turn signal lights
The 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.
■ Installing the fender liner clips
Insert the clip.

600
5-1. Essential information
Emergency flashers
NOTICE
■To prevent battery discharge
Do not leave the emergency flashers on longer than necessary when the
engine is not running.
Use the emergency flashers if th e vehicle malfunctions or is
involved in an accident.
Press the switch to flash all
the turn signal lights. To turn
them off, press the switch
once again.