TOYOTA GT86 2017 1.G Owners Manual

291
4-3. Do-it-yourself maintenance
4
Maintenance and care
After a system failure, see “Fuse layout and amperage rat-
ings” (
→P. 293) 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.
Ty p e BNormal fuse
Blown fuse
Replace it with one of an
appropriate amperage rating.
The amperage rating can be
found on the fuse box lid.
STEP 3
STEP 4
STEP 5

292 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.

293
4-3. Do-it-yourself maintenance
4
Maintenance and care
Fuse layout and amperage ratings
■ Engine compartment
FuseAmpereCircuit
1MIR HTR 7.5 A Outside rear view mirror defoggers
2RDI 25 A Electric cooling fan
3(PUSH-AT) 7.5 A Engine control unit
4ABS NO. 1 40 A ABS
5HEATER 50 A Air conditioning system
6WASHER10 A Windshield washer
7WIPER30 A Windshield wipers
8RR DEF30 A Rear window defogger
9(RR FOG) 10 A⎯
10D FR DOOR 25 A Power window (driver’s side)
11(CDS)25 A Electric cooling fan
12D-OP 25 A⎯
13ABS NO. 2 25 A ABS
14D FL DOOR 25 A Power window (passenger’s side)
15SPARESee note. Spare fuse

294 4-3. Do-it-yourself maintenance16
SPARE See note. Spare fuse
17SPARESee note. Spare fuse
18SPARESee note. Spare fuse
19SPARESee note. Spare fuse
20SPARESee note. Spare fuse
21ST 7.5 A Starting system
22ALT-S7.5 A⎯
23(STR LOCK) 7.5 A⎯
24D/L 20 A Power door lock
25ETCS 15 A Engine control unit
26(AT+B)7.5 A Transmission
27(AM2 NO. 2) 7.5 A⎯
28EFI (CTRL) 15 A Engine control unit
29EFI (HTR) 15 AMultiport fuel injection system/
sequential multiport fuel injection
system
30EFI (IGN)
15 A Starting system
31EFI (+B)7.5 A Engine control unit
32HAZ 15 ATurn signal lights, emergency
flashers
33MPX-B
7.5 A Gauge and meters
34F/PMP 20 AMultiport fuel injection system/
sequential multiport fuel injection
system
35IG2 MAIN
30 ASRS airbag system, engine control
unit
36DCC
30 AInterior light, wireless remote con-
trol, main body ECU
FuseAmpereCircuit

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4-3. Do-it-yourself maintenance
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Maintenance and care
Note
One of each of the following spare fuses are provided: 7.5 A, 10 A, 15
A, 20 A, 25 A, 30 A.
37HORN NO. 2 7.5 A Horn
38HORN NO. 1 7.5 A Horn
39H-LP LH LO 15 A Left-hand headlight (low beam)
40H-LP RH LO 15 A Right-hand headlight (low beam)
41H-LP LH HI 10 A Left-hand headlight (high beam)
42H-LP RH HI 10 A Right-hand headlight (high beam)
43INJ
30 AMultiport fuel injection system/
sequential multiport fuel injection
system
44H-LP WASHER 30 A⎯
45AM2 NO. 1 40 A Starting system, engine control unit
46EPS
80 A Electric power steering
47A/B MAIN15 A SRS airbag system
48ECU-B7.5 AWireless remote control, main body
ECU
49DOME
20 A Interior light
50IG27.5 A Engine control unit
FuseAmpereCircuit

296 4-3. Do-it-yourself maintenance
■Instrument panel
FuseAmpereCircuit
1ECU ACC 10 AMain body ECU, outside rear view
mirrors
2P/POINT No.2 15 A Power outlet
3PANEL
10 A Illumination
4TAIL10 A Tail lights
5DRL10 A Daytime running light system
6STOP7.5 A Stop lights
7OBD7.5 A On-board diagnosis system
8HEATER-S 7.5 A Air conditioning system
9HEATER 10 A Air conditioning system
10FR FOG LH 10 A⎯
11FR FOG RH 10 A⎯
12BK/UP LP7.5 A Back-up lights
13ECU IG1 10 A ABS, electric power steering
14AM17.5 A Starting system
15AMP 15 A Audio system
16AT UNIT 15 A Transmission
17GAUGE7.5 A Gauge and meters
18ECU IG2 10 A Engine control unit
19SEAT HTR LH 10 A⎯
20SEAT HTR RH 10 A⎯
21RADIO7.5 A Audio system
22P/POINT No.1 15 A Power outlet

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4-3. Do-it-yourself maintenance
4
Maintenance and care
■
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. 298)
● 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, protecting the wiring harness from damage.
WARNING
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage to the vehicle, 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.
● Do not modify the fuse or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your
Toyota dealer.

298
4-3. Do-it-yourself maintenance
Light bulbs
You may replace the following bulbs by yourself. The difficulty level
of replacement varies depending on the bulb. If necessary bulb
replacement seems difficult to perfor m, contact your Toyota dealer.
■Preparing a replacement light bulb
Check the wattage of the li ght bulb being replaced. (→P. 365)
■ Front bulb locations
■ Rear bulb locations
Front side marker lights
Back-up lights License
plate
lights

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4-3. Do-it-yourself maintenance
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Maintenance and care
Replacing light bulbs
■ Front side marker lights
Turn the steering wheel in the
opposite direction of the light to
be replaced.
Turn the steering wheel to a point
that allows your hand to easily fit
between the tire and fender liner.
Remove the clips and partly
remove the fender liner.
To prevent damage to the vehicle,
cover the tip of the screwdriver
with a rag.
Release the light's claw.
Insert the screwdriver into the
hole. While firmly pushing the
screwdriver forward, move it
towards the inside of the vehicle.
To prevent damage to the vehicle,
wrap the tip of the screwdriver
with a tape.
STEP 1
STEP 2
STEP 3

300 4-3. Do-it-yourself maintenance
Pull out the lamp and turn the
lens counterclockwise.
Remove the light bulb.
When installing, reverse the steps listed.STEP 4
STEP 5
STEP 6