1986 TOYOTA SUPRA wiring diagram

OVERALL ELECTRICAL WIRING DIAGRAM
12
34
13 SUPRA
7ACC
IG1
ST 1
IG2 AM15
3 2AM2
1J 41J 31J 81B2
22
21G 101G 61E13
1B 4
1J 11E 3 1G 31G41G 71G9
1E 4
2A
IE11 IF1 2 IF1 12 II1 13 34 21 14
E1 E2 +SL ± SL +SR ± SR TC L A
568 911 10 7 12
121211
22
4IB1
BW± BP± B B±Y B±Y P± B
P±B B±Y B±Y B±Y
B±Y
P± B
B
GR
W
R
W± B
W± BB±Y P±B
B±Y
P±B
W± R
W W± R
W
W±L B±O P±L W± L
B±O W± R
L±R
W± L
P± L
B±O
YL G BR
7. 5A
IGN15A
CI G10A
ECU± B
30A AM2
50A AM1(
for USA)
60A AM1(
for Canada)
60A POWER A28
AIRBAG SQUI B
(
Front Pass enger
Airbag Assembly)
A2 7
AI RBAG SQUI B
(
St eer ing Wheel Pad)
IG2 D+ D± P+ P± ACC
C5
CENTER AI RBAG SENSOR ASSEMBLY
BATTERY
Left kick
panelA ABB CONNECTION
DETECTION
PIN I19
IGNITION SW
21 II1 CONNECTION
DETECTION
PIN
F1
FRONT AIRBAG
SENSOR LHF2
FRONT AIRBAG
SENSOR RH
120A ALT
152 SPI RAL
CABLE
111 1 22
22
1T6
S RS WARNI NG LI GHT
[ TEL LT AL E L I GHT RH]
To Data Link
Connector 2(
TDCL)
<3±2><4±2> To Data Link
Connector 2(
TDCL)
<3±3><4±2> To Data Link
Connector 1
(
Check Connector)
<3±3><4±2> To Data Link
Connector 1
(
Check Connector)
<3±3><4±2>
2 22
W
WPower
SourceSRS(
Supplemental Restraint System)

OVERALL ELECTRICAL WIRING DIAGRAM
12
34
15 SUPRA
(Cont. next page
)
7ACC
IG1
ST 1
IG2 AM1 4
8
3 2AM2
1J 4
2
222 221J 31J6
8EA12EA2
22 1B 4
22 221E 81K4
2 1
3 5
2 1
5 313 II 1 13 I J2
EA14 4IB1
24 A 1 A 76 B 31 A 9 B 10 B 31 B 12 B 13 B
33A 77B 2A 4A 12A 24B 62B 42B 63B 41B 43B 64B 65B 45B
2A66 B 28 B 69 B 79 B 80 B 3 A 18 A 25 A 28 A 10 A 9 A 7 A23 B 14B 3B 21B 1B 38A 27A 26A 14A 13A 11A2 1
1 2
3IJ2 38 II1
12 IJ2 5 II1
1 2
13
1H1
1J
W± R
W B± Y
B±W
B±OGR
GR B±R B±RGR
B±Y B±O B± WB± R B±RR± L W± R
W± G LG±RY±G
W± R
W B± O
B±RB±RB± R
W±BB±YB±Y B±YR±LB±RB± Y
R± B
LG±R
G±B
LG±B R GL YP±LB WO W± RY± R
BR BR
BRY G±Y W±L
V±G
W±L
G±Y
W±B W±B
Y G± Y W±LV± G
84156723
2 2
22 1
1
B± OB
I19
IGNI TION SW
Se e En gi ne
Co nt r o l
System< 3±1>
EFI NO. 2 RELAY EFI MAIN RELAY 7. 5A ST
7. 5A I GN
11 1
B2
W± B
120A ALT 30A EFI NO. 2 30A EFI NO. 1 Fr om Park/ Neutral
Posit ion SW(
Neu t r a l
Start SW)
<1±3> Fr om Telltale Light RH
< 25±1> Fr om Stop Light SW
<7±4> Fr om Cr uise Control
ECU< 17±3>
B P G±W BR±B
BATTERYM± R EL I G SW N SW + B
BATT STA SP1 STP OD1 OIL PM1 VTA2 IDL2S2 S1
VCC VTA1 IDL1 E2 THA VG E21
See Engine Cont rol Syst em
<3±7>
K4
KICK DOWN
SW
Fr om ABS and Trac tion
ECU< 19±8>
Fr om Tra cti on
ECU< 19±6>
01
O/ D D I RE CT CL UTC H
SPEED SENSOR
V11
VEHICLE SPEED SENSOR(
Speed Sensor)
NO. 2
(
for Electr onic ally Contr olled Tr ans mis sion)
B±R
E2
EL ECTRONI CALL Y CONTROLL ED
TRANSMISSION SOLENOIDTo Cruise Cont rol
ECU< 17±3>
E 9 B , E10 A ENGINE CONTROL MODULE(
Engine and Electr onic ally Contr olled Tr ans mis sion ECU)
10
30
50
70 1
21
41
612
22
42
623
23
43
634
24
44
645
25
45
656
26
46
667
27
47
678
28
48
689
29
49
6911
31
51
7120
40
60
80 19
39
59
79 18
38
58
78 17
37
57
77 16
36
56
76 15
35
55
75 14
34
54
74 13
33
53
73 12
32
52
72 B E9 DARKGRAYENGI NE CONT ROL MODULE
(
Engine and Elec tronically
Contr olled Tr ans mis sion ECU) B±W
B± R
50A AM1(
for USA)
60A AM1(
f or Canada)30A AM2
SLN+ SLU+
SLU± SLN± SLT± SL T+ S1 S2
SLT+ SLT± SLN± SLU± SP2+ SP2± NCO+ NCO± NEO EFI+ EFI± TRC+ TRC± ABS
R 2 L OD 2 MI M KD E0 1 E0 2 E1
1
EB Fron t si d e of
left fenderED
NO. 3
NO. 4
NO. 5
NO. 1
NO. 2
Rear side of
intake manifold 10
20
30
40 1
11
21
312
12
22
323
13
23
334
14
24
345
15
25
356
16
26
367
17
27
378
18
28
389
19
29
39 A E1 0 DARK DRAY
B WO GL BR
RY
2 2W
5EA2
B±R
B±O
B±R
B±Y
Power SourceElectronically Controlled Transmission and A/T Indicator
(
for 2JZ±GTE)

OVERALL ELECTRICAL WIRING DIAGRAM
1
2
34
16 SUPRA(
Cont. next pa ge)
7ACC
IG1
ST 1
IG2 AM1 4
8
3 2AM2
1J 4
2
22 21J 31J6
3 EA3
2 1B 4
2 21E 81K4
2 1
5 313 II 1 13 I J2
EA14 4IB1
24 A 1 A 76 B 31 A 9 B 10 B 8 B
33A 77B 2A 4A 12A 41B 43B 64B 65B 45B 66B 69B 80B 79B 3A 18A 25A 28A 10A 9A23 B 3 B2 1
3IJ2 38 II1
12 IJ2 5 II1
1 2
13
1H1
1J
W± R
W B± YB± WB± OB± RGR
B±YB±O B± WB± R B±RR± L W± RB± R
W± R
W
B±R
B±Y B±YR± LB± Y
LG±R
G±B
R G
BR BR
BRY G±Y W±L
V±G
W±L
G±Y
W±B W±B
Y G± Y W±LV± G
213
2 2
2 1
1
B± OB
I19
IGNI TION SW
EFI MAI N REL AY 7. 5A ST
7. 5A IGN
1 1
B2
W± B
120A ALT 30A EFI NO. 1 Fr om Park/ Neutral
Posit ion SW(
Neu t r a l
Start SW)
<1±3> Fr om Telltale Light RH
< 25±1> Fr om Stop Light
SW< 7±4> Fr om Cr uise Control
ECU< 17±3>
B P G±W BR±B
BATTERYM± R EL I G SW N SW + B
BATT STA SP1 STP OD1S2 S1
VCC VTA1 IDL1 E2 THA KS
See Engine Control System
< 4±8>
K4
KICK DOWN
SW V1 1
VEHI CL E SPEED SENSOR
(
Speed Sensor)
NO. 2
(
for Elec tronically Controlled
Tra nsmi ss i on) E2
EL ECTRONI CALL Y CONTROLL ED
TRANSMISSION SOLENOID
To Cruise Cont rol
ECU< 17±3>
E 9 B , E1 0 A ENGI NE CONTROL MODULE(
Engine and Elec tronically Controlled Transmiss ion ECU)
10
30
50
70 1
21
41
612
22
42
623
23
43
634
24
44
645
25
45
656
26
46
667
27
47
678
28
48
689
29
49
6911
31
51
7120
40
60
80 19
39
59
79 18
38
58
78 17
37
57
77 16
36
56
76 15
35
55
75 14
34
54
74 13
33
53
73 12
32
52
7210
20
30
40 1
11
21
312
12
22
323
13
23
334
14
24
345
15
25
356
16
26
367
17
27
378
18
28
389
19
29
39 B E9 DARKGRAY AE1 0 DARK DRAY ENGI NE CONT ROL MODULE
(
Engine and Elec tronically
Contr olled Tr ans mis sion ECU)E1 EO1 EO2 KD M MI OD2 L 2 S3 SP2+ SP2± 8EA1
GR
B± Y B±R
B±W
S2 S1 SL
50A AM1(
for USA)
60A AM1(
for Canada)30A AM2
GR
2A 1
EB Fron t si d e of
left fenderEDRear side of
intake manifold
NO. 2 NO. 1 NO. 3
B WY
2 2WB±Y
35 APS
1 2
BR±WBR
P3
POWER ST EERI NG
PRESSURE SW
BR
Power SourceElectronically Controlled Transmission and A/T Indicator
(
for 2JZ±GE)

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
17 SUPRA
7ACC
IG1
ST 1 AM1 4
1J 41J 5
221B 41E 12 1H12 1I9
21 I I1
11 I F1 4 IF22 1 9A
6B
IE 1H 13
1J 116 I B6 7 IB6 10 IB6 9 IB6 15 I B6
8IB6 17IB64 3
M10IJ2 11IJ2 3IJ1
1 1H 81I10 1B 2WW
W± LP± B P± BP±BO YOYB±R W± RW
L R±YP± G LG±RR± B G±RLG B±WBR± B
P±BO G±R
W± B P±G LG±RR± B G± RLGR±L BR± B
W± B W± B
B
P±B O G±R
W±B
BR± B 13 18 19 25 24 23 11 12 10 26 22
3217 65 515
1787 2 14 15 1
4
R± L
921 3
R± L BR±BR
R±L BR± BR BR±W
W± L
B±Y
I19
IGNITION SW10A
GAUGE10A
ECU±IG
CRUISE CONTROL
I NDI CA TOR L I GHT
[COMB. METER]C1 5
CRUI S E CONTROL
CL UTCH S W(
M/T)
TC PI D B BATT
GND CCS CMS VR3 VR2 VR1 MC MO L L±
60A POWER 50A AM1(
for USA)
60A AM1(
for Canada)
120A ALTBATTERYRESUME/
ACCEL
SET/
COAST
CANCEL
MAIN
C1 4
CRUI S E CONTROL
MA I N SW
[COMB. SW]
Left kick
panelC4
CRUISE CONTROL ACTUATOR10A
ECU±B15A
STOP
ST P+
ECT OD IDL PKB
S1 1
STOP LIGHT SWP5
PARKING BRAKE SW
C10 A , C12 B
2A 1
Fr om Telltale Light RH
< 25±1>From Stop Light SW
<7±4>20
SPD STP±16P G±W
13 9 8 7 6 5 4 3 2 1 101112
16 11 10 9 8 5 4 3 2 112131467 15B C12A C10 BLUE CRUISE CONTROL
I NDI CA TOR L I GHT
[COMB. METER]
C16
CRUISE CONTROL ECU
From Engine Contr ol Module
(
Engine and Electronically
Controlled Transmission ECU)
< 15±2> < 16±2> To Engine Contr ol Module
(
Engine and Electronically
Controlled Transmission ECU)
<3±6><4±8><15±2><16±2> From Engine Contr ol Module
(
Engine and Electronically
Controlled Transmission ECU)
< 3±8> < 4±8>
1 11
2 22
To Dat a Link Connect or 1
(
Chec k Connect or)
<3±3><4±2> To Dat a Link Connect or 2
(
TDCL)
<3±2><4±2>
To Dat a Link Connect or 2
(
TDCL)
<3±2><4±2>Fro m
A/ T Indicat or SW
2 2W
Power
SourceCruise Control2
W
G± R
(
M/ T)(
M/T)(
A/T) (
A/T)
(
A/ T) (
A/ T)

OVERALL ELECTRICAL WIRING DIAGRAM
1234
19 SUPRA
7ACC
IG1
ST1 AM1 4
1H 81J41J 5
22 22255 5 55 5 55
55 1B 21B41E 12 1K13
55
555 5551IB6 18IB6 16IB5
3 4
2 1
4 6
3 1
2
2A55
EBM4 3
2 1
EA9A
7B
2 IF2 12 IF2 1 IF2
16 IJ 1 5
45
2
3 61
To Data Link Connector 1
(
Check Connector)
<3±3>To Data Link
Connec tor 2
(
TDCL)
<3±2> T5
TELLTALE
LIGHT LH
ABS
TRAC OFF TRACTION I NDICATOR
LI GHT [ COMB. MET ER]
I19
IGNITION SW10A
GAUGE10A
ECU± I G
10A ECU±B30A ABS NO. 2
50A AM1(
for USA)
60A AM1(
f or Canada)
60A POWER 60A ABS NO. 1
120A ALT 7. 5A TRACBATTERY
T4
TRACTION PUMP
AND MOTOR A BS MOT OR
RELAYABS SOLENOID
RE L AY TRACTION
SOLENOID RELAY
TRACTION
MOTOR RELAY
TRACTION INDI CATOR L IGHT
[COMB. METER]
13 9 8 7 6 5 4 3 2 1 101112
16 11 10 9 8 5 4 3 2 112131467 15A C10 BLUE
B C12TRACTION ECU
12
34567891011 12 13
14 15
16 17 18 19 20 21 22 2324 25 26123456
7 8 9 10 11 12 A T9 BT10
ABS AND TRACTION ECU
123456
7 8 9 10 11 12C A22 12
34567891011 12 13
14 15
16 17 18 19 20 21 22 2324 25 26 A A20
12345678
9 10111213141516B A2 1
ABS ACTUATOR
2 1
34123
456 A A 6 BLACK BA7 GRAY
To Dat a Li n k
Connector 1
(
Chec k Connector)
<3±3>
W± R
B±R
L±Y
V
L±B
B±R
LG±R
W
L
V± Y
R± W
L±W
L
G± B
W± G RR
V±Y V±Y V±YB±R
L±Y
R
Y
L±Y
W
W±LL V± YV±Y L±W W± BV±Y R± W W± B
W± RWYB± RR LG±R
B± R
R
L±B
V
R L±B B±R LG±R
B±YYL±YW±B
B V±Y W±B Y Y
Y
LG±RLG±RL WWW
L L
LG±RL
W± G
R
Fr ont side of
r ight f ender Fro nt s i de o f
left f enderG±B 22
2 22
2
3 1 11
1 11
1284 2
(
Cont. next pa ge)
16EA1
B±RC10 A , C12 B
3IB3
2 22
W W
Power SourceABS and Traction Control

OVERALL ELECTRICAL WIRING DIAGRAM
1
2
34
20 SUPRA
7ACC
IG1
ST1 AM15
4
1J 51B2
1J 4
222
441C 7
21
53
5IC21BO1
8IF11H 12 1K7
44
2A
11A
1B
1C 1B 4R
P±L
B±Y
B
W± LWR
WY W± L W±LB B
B BBB B
P± LR
BB±W
B
I19
IGNITION SW
30A DEFOG
10A GAUGE
REAR WINDOW
DEFOGGER
RELAY10A
MI R± HT R
60A POWER 50A AM1(
for USA)
60A AM1(
for Canada)
120A ALT 7. 5A DOME
BBATTERY
N2
NOISE
FILTERNOI SE
FIL TER
REAR WINDOW
DEFOGGERR1 8 B , R19 C
To A/ C Amp li fi e r
< 26±5>NOI SE
FIL TER 1N3 A 6BM1B
2 1
3 5
1E 61E21E11 1I31E17 1C61K13
1H 4 1D 11B
1J
IJ 1
IE IHBI IG 1D 1013 IL13IF1
10 IF3
16 IL114 I I1 4 II 1
2 1
2 1 22
111 2 6 5
4 3 524
2 211
2 3 1
A ASPD E SOL ± SOL+11
1K
32 I I1
G± OL±RR G± OP W±B LG±R LG±R
LG±R LG±R B±R B±R
W± B W± B
B±W B±W
W±B
R±Y G±O
W± B
L±R L±R
W± B
W± B W± B L±RTo Eng i ne
Contr ol Module
(
Engine and
Elec tr onically
Co nt r ol le d
Transmission
ECU)
<3±7><4±7>
10A
ECU±I G 10A
PANEL 15A
CIG
B
L±R From Telltale Light RH
< 25±1>
P4
PPS ECU
B±R
C8
CLOCKT1 2
RH
TENSION REDUCER SOLENOID
T1 1
LH
D8
DI ODE(
f or I dle±Up)
R1 7
RH
MI RROR HE AT ER
[ RE MOT E C ON TR OL MI RR OR ]
R1 6
LH
J1
JUNCTION
CONNE CTORG±O
1 1 1
1 22 22
Ri gh t ki c k
panel Left quarter
pillar Right k ick panel Left kick panelSee Taillight System
<7±1> TAILL IGHT
RE LA Y 8 5
1 A N3 NOISE FILTER
L±RR± Y
W± B
W± BB6
LHB7
RH
P1
PPS SOLENOIDBUCKLE SW
REAR WINDOW DEFOGGER
B R1 8 GREE N CR1 93
4
11 22 2
W
W
Electric Tension
Reducer PPS(
Progressive
Power steering) Clock Rear W indow Defogger
and Mirror Heater Power
Source
1 2

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
22 SUPRA
7ACC
IG1
ST1 AM1 4
1J 41J 5
2
1K 121K 12
1J 1 1B 41H 5
1IC2
4BM1 3BM1
13 IC2 4 IC2BM15
BO14
BO12
BO15 1
1A
2A
1J 1
IEMM
IB22
IB28
IB29
IE EB 1 IB2 7 1B2
OFF
INT
LOW
WA SH E RW B +S +1 +2 E
C14
FRONT WI PER AND
WASHER SW
[COMB. SW]F9
FRONT WIPER
MOTORM
WASHER1
OFF
INT
ON
WASHER2+1R C1R E WR
BATTERYC14
REAR WI PER AND
WASHER SW
[ COMB. SW]50A AM1(
for USA)
60A AM1(
f or Canada)
120A ALT
R15
REAR WIPER MOTOR AND RELAYREAR WI PER
RE LA Y RE AR WI P ER
MOTORW1
WASHER MOTOR
W± B W± B W±B
GR ± G
L±R
L±W
L
L±O GR±GL±RL L±W
LG L±O
L
W± B W± B
B WLG±R LG±RLG±B LG±B
WLL
LLL
LG±R
LG±B LG±B LG±R
LGL L
L L
2365
13 7 4 18 8 2
110 23
2 1
163
1 1
+B
LM
SM
LS
C1
C1 L BSM +B LM
E +2 +1 B +S L
16 L
LL±W B±Y
20A
WIPER
I19
IGNI TION SW
L
R
11
1 2 2
Lef t kic k panelHIGH
Left kick panel Front s ide of
left f ender MIST
WI PER REL AY Y
2 2
W
Power
SourceRear W iper and W asher Front Wiper and Washer

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
24 SUPRA
7ACC
IG1
ST1 AM15
1J 4
221J 8
1E 10
1B 4
1IF1
10IE1 11IE1 2IF3 3IF3 4A 3A
2B 6B 1B 3B 7A 2A 6A 1A 5A 8IB1
8A 9A
2ID1 8ID1 5IL1 1IL1
IF7. 5A
RAD NO. 2
R1 3
REAR SPEAKER LHR14
REAR SPEAKER RH A30
AUTO ANTENNA
CONTROL RELAY
RA DI O A ND PL AY ER
1122
2
22
2 1 1ANT AMP
B
GN DACC
FL + FL ± FR+ FR±AMP ANT
RR± RR+ RL ± RL+
F10
FRONT TWEETER
(
SPEAKER)
LHF1 1
FRONT TWEET ER
(
SPEAKER)
RH 1 1
F1 2
FRONT DOOR SPEAKER LHF1 3
FRONT DOOR SPEAKER RH
PPV
P V
P
BRV LG LGL L
V LG LGL L
B L±YB Y R W
B±RP±LW
R
Y
B
L±Y
W WL±YGR
Left kick
panel BATTERYI19
IGNI TION SWP±L
L±Y
RA DI O A ND PL A YE R
12 34
5678910A R4
12
3456B R5
1 1
1
20A RAD NO. 1
120A ALT 50A AM1(
for USA)
60A AM1(
for Canada)
2
2 24
1B*1 : w/ Stereo Power Amplifier
54 2 31J 5
1E 17
7IE1 6IE1M 12
IH A
A
W±B W±B6E
P±L
B±R(
*1)
(
*1)
(
*2)
(
*2)
ACC IG UP DOWN
G
R
B± R
GR R G
10A
ECU±I GA33
AUTO ANTENNA
MOTOR
To Radio and Play er
< 23±2>
Right kick panelJ1
JUNCTION
CONNE CTOR R4 A , R5 B L±Y
L±Y
78 B±YB±Y
L±Y GR
*2: w/oStereoPowerAmplifier
2A 1GR
2
2
W
Power
SourceRadio and Player(
w/o Stereo Power Amplifier)
Auto Antenna