1986 TOYOTA SUPRA warning

OVERALL ELECTRICAL WIRING DIAGRAM
12
34
7 SUPRA
ACC
IG1
ST1
IG2 AM1 4 7
AM2
2 1
3 5
221J 4
1B 41K 11
1A 31C16
1 2
1 3
1 3
1 21C 21J 5
1J 11K 5
IE EB EA BI BJ1 2
1H 1
1C 10
1 2
1 21 6BO1 1BM1
3BO1
2BM1
BI BJ 1B 2
1I 10
5IE1 G
W
W± LG G G G G
GGG G YYV V
G
B W±B W±BW± B W± B
W± B W± B W± B W± B W± BG G LG LG
LGW± B
W±B
W± B W G±W G±W G±W
B±Y
G± W
R± W
W± B R± WW± B
W± B W± B G±W G±W W±B W±B
W± B R± W
W±B 2
5 2 11 9 3847 1
3 1
18
4 5
2
11
B±Y
WW± B
I19
IGNITION SW
I20
INTEGRATION
RE LA Y
TAILL IGTHT
RE LA Y
10A
TAIL
DI ODE
OF F
TAIL
HEADTEH
BATTERY
Left kic k
panelFront side
of intake
man i f ol dFr ont side of
right fender10A
GA UGE15A
STOP
T6
REAR LIGHT WARNING LIGHT
[ TEL LT AL E L I GHT RH]
S1 1
ST OP
LI GHT
SW
+T B WRN S TP+
±T E STP±
F5
FRONT SIDE MARKER LI GHT LH F3
PA RK I NG L I GHT L H[ FRONT FOG L I GHT L H] F4
PA RK I NG L I GHT RH[ FRONT FOG L I GHT RH]F6
FRONT SIDE MARKER LI GHT RHR1 2
RE AR SI DE MA RK E R
LIGHT RH
R1 1
RE AR SI DE MA RK E R
LIGHT LH R10
STOP LIGHT RH
[REAR COMB. LIGHT RH]
L1
LI CENSE PLATE LI GHTH1 4
HI GH MOUNT ED
S TOP L I GH T
Left quarter
pillarLower bac k
panel centerLeft quar ter
pillarLower back
panel c enter T TRL Y
W± B W± B
2A 1
60A POWER 50A AM1(
for USA)
60A AM1(
for Canada)
120A ALT
C13
LIGHT CONTROL
SW[COMB. SW]2
W± B
L2
LIGHT FAILURE SENSOR 1 1
12 2
2
W±B
G±W G±W
G± W
To Theft Deterr ent
ECU< 14±3>
1 2
GIJ111
G±W G±W G±WG±W G±W
G±W
G±W
G±W G±W G±W
To ABS ECU< 18±4>
To ABS and Traction ECU
< 19±7>
To Traction ECU< 19±7>
To Engine Contr ol Module
(
Engine and Elec tronically
Controlled Tr ans miss ion
ECU)
<3±8><4±7><15±2><16±2>
T o Cr ui s e Co nt r ol ECU
< 17±4>
To Shift Lock ECU
< 21±3> 1E 12
Y
5 1
R10
TAIL LIGHT RH
[REAR COMB. LIGHT RH]
3
R9
STOP LIGHT LH
[REAR COMB. LIGHT LH]
5
R9
TAIL LIGHT LH
[REAR COMB. LIGHT LH]
5 1
W± B
W± B
Power
SourceT ailligh t S to p Ligh t
2 22W
W
W±B

OVERALL ELECTRICAL WIRING DIAGRAM
12
34
9 SUPRA
7ACC
IG1
ST 1 AM1 4
221J
1J 4
12 IF1 17 IF11E 14 1E19 1A4 4IF1 3IB1
7
1H
11
1H3
1C
7
1A
1C 4
IE4 44 2A
BI BJ EB1 22
22
16 IB2
10
1 2
EA IH15 B 6 A
7A 1B 41E
7 I19
IGNITION SW
H1 0
HA ZA RD
SW50A AM1(
for USA)
60A AM1(
for Canada)
120A ALT
15A
HAZ±HORN
7. 5A
TURN
B1 F TB TR B2 TL
OFF
ON
BATTERY
Left k ick
panelRi g ht k i ck
panel Front side
of left
f ender Lower
bac k
panel
center Left quarter
pillar
R9
REAR TURN SI GNAL
LIGHT LH
[REAR COMB. LI GHT LH] R10
REAR TURN SIGNAL
LIGHT RH
[REAR COMB. LIGHT RH]F7
FRONT TURN SI GNAL
LI GHT LH F8
FRONT TURN SI GNAL
LI GHT RH TURN SIGNAL
I NDI CA TOR L I GHT
[COMB. METER]
J1
JUNCTION
CONNECTORH8
HORN LHH9
HORN RHC13
HORN SW
[ COMB. SW]To
Theft Det err ent
ECU< 14±4>
C10 A , C12 B
HORN
RE LA YL±R
L±BL±R L±R
W± B W± B L±B L±B
L±B
G±Y
G±B
W±B W±B W±BW± B W± B
W± B W± B
G±B G±Y G±B G±Y
W± RR±B R±B G±Y G±B G±B
G± Y
B G±RW
W W
W W WL±R G±Y
G± B G±B
G± Y
G±Y
W± B
W±B R±B W± R
R±B WW
B±Y
A 6 6 10 8
5 8 1
RH
LHTB TR TL
21 2
2 22
31
55 5 6 9 7
1
1 1
3
A11 BL
E
W±B
13 9 8 7 6 5 4 3 2 1101112 1611 10 9 8 5 4 3 2 1 12131467 15 A C1 0 B L UE BC12 TURN SIGNAL I NDICATOR LIGHT
[COMB. METER]
TURN
SIGNAL
FL ASHERC1 3
TURN SIGNAL SW
[ COMB. SW]
LH RH
Fron t si d e of
right fender 12 2
WPower Source Turn Signal and Hazard Warning Light Horn
5

1
234
10 SUPRA
7ACC
IG1
ST1 AM15
4
1J 4
221E11J 5
1J 8
1B 51C1IF8IH91D6
1I 16 1C 12 1I61E91I15 1D21D10 1K12 1J1
BI IGIE 2 1
2 1 31 15 IC2 2 IC2
1 2
4 5 3
11 2
7 6
1D 41K1
1F 61F2
1 IE18 1
32 1E 12
1B 4
8 14
71112
BKL CTY DOOR KSW SW E
864 5 310
2 2
2 2
1 11
B R WB± WR± B R±W R±W R±W
R±B R±W R±WY L±B W± B W± B W± B
W± BG
R± B
LG W± B W± B W± B
G R± BLG LG
R R
LG LG R±B
W± B W±B
P± L
B± Y
YY±R 10A GAUGE
7. 5A
RAD
NO. 2
R R R R R W± G W± G
W
W± B
L5
LUGGAGE
COMPARTMENT
LIGHT SWL4
LUGGAGE
COMPARTMENT
LIGHT P6
PERSONAL LIGHT
LH RH
LP B ACC IG
D12
DOOR KEY
CYLINDER LIGHT
[DOOR KEY LOCK AND
UNLOCK SW LH]
I18
IGNI TION KEY
CY LI NDER LI GHT
INTEGRATION RELAY
T6
TELLTALE LIGHT RH
B6
BUCKLE SW
LHD1 0
DOOR COURTESY
SW L HD1 1
DOOR COURTE SY
SW RH D7
DI ODE
(
for Interior Light) U1
UNLOCK WARNI NG SW D1 2
ROOM L I GHT S W
[DOOR KEY LOCK AND
UNLOCK SW L H]
W± B W± B
BATTERY7. 5A DOME120A ALT 50A AM1(
for USA)
60A AM1(
f or Canada)
Left guater
pillarRight kick
panelLeft kick
panel 2A 12
SEAT BELT
1E 11 I19
IGNITION SWDOOR
2A
8IF2 9IF23A
8IL1 6ID1
3 1
3 1
IH 16 IL1
From Theft
Deterrent ECU< 14±3> RG±B G±BL±W L±W L±W
G± BD1 6
DOOR UNLOCK DETECTION SW RH
[DOOR LOCK MOTOR RH] D15
DOOR UNLOCK DE TE CT I ON SW L H
[ DOOR LOCK MOTOR LH]
Ri gh t ki c k
panelW± B W± B
R±B
W±B W±B
From Theft
Deterr ent ECU
< 14±3>
LG
LG PLCK LOCK1234567A I20 INTEGRATI ON RELAY
R± B
I20 A 1
16
2 1
R± B
WRN 9
2 2
WPower
SourceUnlock and
Seat Belt WarningInterior Light

12
34
14 SUPRA
2222IJ 41B 21J51J8 7ACC
IG1
ST1 AM15
4
1B 4
1H 15 1E17 1E2
13 IF1
6IF2
13 ID119 IB6
11 IF2
9IF3 4IE1
4IB67ID1 1ID1
2 1
2 11 2
1K 12
1J 11D101B 5
1E 11
9 IL1 10 IL115IF2 16IF2 10IF2 14IF2
7IL1 2IL1
6 ID1 16 ID1 12 IL1 8 IL1
16 I L1 5ID1 11 IL1M M 7EA1
3ID1
L±W L±WB± RL±R
W
W± L
W(
*2)
W(
*1)
RW(
*1) WY
V±RG G±Y G±Y R±WG± R
W± L W±LW± L W± L
W± B W± B W± B W±B
L LV± R YW G± Y
W±B W±B W±B
W±B
R±WG± R G± R
R±W
3843
R± B G± WR± Y
L±OL±R L±R
L±O
R±Y
G±W
LGW L±WL±Y G±B G±B
L±Y L±R W± B
G± R R±WL±WL±Y L±RL±RW±B W± B W± B
L±W
1
12 21 23 21
14 21
32 43
L±R L±R W
W± B W± BG±Y
R±W
G± R R
P± L
B± Y
22 22 2
1
1
1 1 1
W
G±Y
W± B W± BL±Y
W±B
W± LL±R L±Y G±B
V± R
BATTERY
120A ALT
15A
HA Z± HORN
7. 5A DOME 60A POWER50A AM1(
for USA)
60A AM1(
f or Canada)U1
UNLOCK WARNING
SW
L3
LUGGAGE
COMPARTMENT
KEY UNL OCK SWE6
ENGI NE HOOD
COURTE SY SW 30A D00R 10A ECU±IG15A CIG
W± LUNLOCKLOCK UNLOCKLOCK UNLOCK
LOCK
UNLOCK
LOCK
D12
DOORKEYLOCKAND
UNLOCK SW LH P8
DOOR LOCK CONTROL SW LH
[POWER WINDOW MASTER SW]D1 4
DOOR LOCK CONTROL
SW RH D13
DOORKEYLOCKAND
UNLOCK SW RH D15
DOOR LOCK MOTOR AND DOOR
UNLOCK DETECTION SW LH D16
DOOR LOCK MOTOR AND DOOR
UNLOCK DETECTION SW RH
B
I19
IGNITION SW
LUG DSWH KSW UL3 L2 L1 UL1 UL12 LSWD ACT± LSWP ACT+ EHORN SRLY HEAD TAIL DSWD DSWL +B1 SH ACC IG +B2
R Fro m Horn Re la y
< 9±4>
From Starter Relay
<1±2>
From Headlight Relay
<5±2><6±2>
From Taillight Relay
<7±1>
To Door Cour tes y
SW LH< 10±1>
To Luggage Compartment
Light SW< 10±4>
*1: 2JZ±GE
*2: 2JZ±GTE
T HEFT DET ERRENT ECU
BJ EA I EFr ont side of
r ight f enderLeft k ick panel
W
IH Right kic k panel Lower bac k
panel center 2A 1T1
THEFT
DETERRENT
HORN
W
(
*2) (
*1)(
*1)
(
*2)(
*2) (
*2) (
*1)
Fr om
Integration
Relay< 11±2>
4IF3
2 3
IG
T5
THEFT DETERRENT
INDICATOR LIGHT
[TELLTALE LIGHT LH]1E 1810INDW±L W±B9
R±L R±L W±BW± BDS WP2
Ri g ht ki c k
panel
D11
DOOR COURTESY
SW RH
L±W
Fr om
Integration
Relay< 11±2>
G± B 2 1
22 II1
R±BIF2 3
2 2
W
2Power Source Theft Deterrent and Door Lock Control
W± B 9A 7A 8A 11B
9B 14B 19B 12B 20B 6B 22B 5B 8B 16B 15B 2A 21B 3A 4A1B 4B 7B 23B 10B 25B 24B 6A12 I F3
Y Y
To Power Ma i n
Relay< 12±1>PRLY12 3
456789
19 20 1 2 3 4 6 7 8 9 10 11
25 24 23 22 21 17 15 14 13 12 185
16B T13 ORANGEA T 7 ORANGE THEFT DETERRENT ECU
T7 A ,T13 B

OVERALL ELECTRICAL WIRING DIAGRAM
1
234
25 SUPRA(
Cont. next page)
7ACC
IG1
ST1 AM1 4
1J 41E11
221J 5
1E 12
1B 41B5
IF25 II1 1125 II18II1 2 II1 23 II1
1
See Theft Det err ent
and Door Loc k Contr ol
System< 14±2>
See ABS and
Tr act ion Cont rol
System< 19±4>
See Engine Contr ol
Syst em< 3±3> < 4±3>
See ABS Syst em< 18±4>
See ABS and Tract ion Cont rol
System< 19±4>
MALFUNCTION
I NDI CA TOR L AMP
(
CHECK ENGINE)
OIL OIL
LEVEL TRAC OFF SECURITY
ABS V1 0
VEHI CLE SPEED SENSOR
(
SPEED SENSOR)
NO. 1
(
for Combination Meter)
Se e Th ef t
Deter rent and
Do or L ock Co nt r ol
System< 14±2>
See Inter ior Light
System< 10±1> See Unlock and Seat Belt
Warning System< 10±1> See Taillight System
< 7±3> See Ch arg in g
Sys tem< 1±4> See Illumination
System< 8±4>
See SRS
(
Supplement al
Restraint Syst em)
< 13±3>
OD O A ND
TRI P
CHARGE
REAR
LIGHT
SEAT BEL T
DOORSRS
10A
GAUGE
50A AM1
(
for USA)
60A AM1
(
for Canada)T6
TELL TAL E LIGHT RH I19
IGNITION SW
120A
ALT7. 5A
DOME
To PPS ECU
< 20±3>
To A/C Amplifier
< 26±5>
To Engine Control Module
(
Engine and Electr onic ally
Cont rolled Transmission ECU)
< 3±7> < 4±7> < 15±2> < 16±2>
To Cruis e Contr ol
ECU< 17±3>T5
TELLTALE LI GHT LH
BATTERY
P PP
P P P B±YYY
L±R R±GY
L±W Y±GY
R
R± G
R± YL±RR Y
R
W Y Y
R
W Y±GR±GL±RY
P BR
B±Y
B PPBR L±W L±RY
L±RYR
Y± B Y± B R± G
R±Y
02
OI L P RE SS URE
SW 14 16 18 6 7 4 3 5 1 8 9
1 1 12 1
3 10 6 2 15 2 4 10 5 11 3 12 1 8
2
22
COMBI NATION METER
13 9 8 7 6 5 4 3 2 1101112 139 8 7 6 5 4 3 2 1101112 B C1 0 B L UE CC11 BROWN 2A 1
IFLeft k ic k panel16 11 10 9 8 5 4 3 2 112131467 15A C1 2 2
2
W
Power SourceCombination M eter

5
678
25 SUPRA(
Cont' d)
11B 4B 14A 9B 13A 16A 6A 2A 3A 15A 6B 1C 4C 10C 6C 7C 8C 11C 12B 13B
3C 13 C 7B 12 C 2C 7A 1A 10B1B2B 5B 8A 9A 8B 10A 11A13 IF2
33 II1 24 II1 19 II1
5BP1 3BP1 1BP1
2 1
IF1
EB I H 14 IB2 1 IE1 2 IE1 3 IE115 IF1 29 II 1
ECSee Electronically Controlled
Transmiss ion and A/T I ndicator
System< 15±6> < 16±6>
See Illumination
System< 8±4>
See Tur n Signal
and Hazard Warning
Light Sy stem< 9±3>
See Headlight
System< 5±3> < 6±4>
See Cruise Control
Sys tem< 17±2>To Rheostat< 8±4>
See Electr onic ally Contr olled
Tr ans miss ion and A/T I ndic ator
System< 15±6> < 16±6>
See ABS and Traction
Control System< 19±4>
L
2
D
N
R
P
MA NU
O/D OFF
TURN RH
TURN LH
HIGH BEAM
TRAC
CRUI SE
BRAKE
SPEEDFUEL FUEL TACHO MASTER
From Engine Contr ol Module
(
Engine and Electronically
Controlled Transmission ECU)
<3±7>To Igniter< 2±4>
From Park/Neutral Position
SW(
Neutr al St art SW)(
A/T)
<1±3>
From Clutch Start SW(
M/T)
<1±3>
DELAYBULB
CHECK
RELAY
E7
ENGINE OIL
LEVEL SENSOR
E4
ENGINE COOLANT
TEMP. SENSOR
(
WATER TEMP. SENSOR) F1 4
FUEL SENDERFrom Daytime Running
Light Relay(
Main)
<6±1>
Fr om Day time Running
Light Relay(
Main)
<6±2>
P5
PARKING BRAKE
SWJ1
JUNCTION
CONNE CTOR
B2
BRAKE FLUID LEVEL
WARNING SW
BR±WW± B
BR±W
B B±W
B±W(
*2)
B± WW± B W± B
W± B R±W(
*1)
BR±W(
*2)
R± W
BR±W
B±W
BR BR
G BR Y± L Y± GY± BBR BR
Y±B
Y±G Y±GY±BBR
Y±L
GBRBR
R±GR±Y
L±R L±W Y±GY
B± W(
*1) Y
Y± G
L±W
L±R
R
R±G
R±YB± W(
Canada)
B± W(
Canada)
BR±W BR±WB±W(
Canada)
BR±W
BR±WDIODE
(
*2) (
USA
*1) (
US A)
(
Canada)
(
Canada)(
US A) (
USA)(
*1)
112
ILLUMINATION
*1: 2JZ±GTE
*2: 2JZ±GE
WA TE R
TEMP.
A A 123 COMBI NAT I ON MET ER C10 B , C11 C , C12 A
Fro nt s id e of
intake manifoldLeft kick panelRight kick panel Fr ont side of
left fenderG± O
Fr om ABS ECU< 18±2>
Fr om ABS and
Tr act ion ECU< 19±7>
From Tr act ion ECU
< 19±8>
BR± W
BR±WBR±W
Fr om ABS and
Tr act ion ECU
< 19±8>
R± WR± W
(
*1)(
*1) Y±G
To Generat or
(
Al t e rna t or)
< 1±4>
A
1
2 4 4
Combination M eter