1986 TOYOTA SUPRA key battery

58
POWER SOURCE
HEADLIGHT RELAY (FOR USA)
2±1 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
HEADLIGHT RELAY (FOR CANADA)
2±1 : CLOSED WITH LIGHT CONTROL SW AT HEAD POSITION OR DIMMER SW AT FLASH POSITION
: CLOSED WITH ENGINE RUNNING AND PARKING BRAKE LEVER RELEASED (PARKING BRAKE SW OFF)
TAILLIGHT RELAY
5±3: CLOSED WITH LIGHT CONTROL SW AT TAIL OR HEAD POSITION
I19 IGNITION SW
7±5 : CLOSED WITH IGNITION KEY AT ACC OR ON POSITION
7±4 : CLOSED WITH IGNITION KEY AT ON OR ST POSITION
2±3 : CLOSED WITH IGNITION KEY AT ON OR ST POSITION
7±8 : CLOSED WITH IGNITION KEY AT ST POSITION
: PARTS LOCATION
CODESEE PAGECODESEE PAGECODESEE PAGE
I1929
: RELAY BLOCKS
CODESEE PAGERELAY BLOCKS (RELAY BLOCK LOCATION)
222R/B NO. 2 (ENGINE COMPARTMENT LEFT )
423R/B NO. 4 (LEFT KICK PANEL)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODESEE PAGEJUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B20ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1C20FLOOR NO. 2 WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1H
1J20COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1K
20COWL WIRE AND J/B NO. 1 (LEFT KICK PANEL)
2A22BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
2B22ENGINE ROOM MAIN WIRE AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
: CONNECTOR JOINING WIRE HARNESS AND WIRE HARNESS
CODESEE PAGEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IB136ENGINE ROOM MAIN WIRE AND COWL WIRE (LEFT KICK PANEL)
IC236FLOOR NO. 2 WIRE AND COWL WIRE (LEFT KICK PANEL)
: SPLICE POINTS
CODESEE PAGEWIRE HARNESS WITH SPLICE POINTSCODESEE PAGEWIRE HARNESS WITH SPLICE POINTS
E 732ENGINE ROOM MAIN WIREE 832ENGINE ROOM MAIN WIRE
SERVICE HINTS

130
THEFT DETERRENT AND DOOR LOCK CONTROL
7. 5A
ST
1
50A MAIN
1
60A POWER
1
120A ALT
52 31
13 24 1 2
2
2
1K 11 2 2 2IJ1 2
IB3 8IB2 6
IB2 13
IF2 15
IF2 16 IF210 IJ213 EA13
1 21K 4
IF2 11
1 2P
N5
6
2A
1J 11D10 1K 12 1E18IF2 9IF28
ID1 16 ID1 6 ID1 3 ID1 13
ID1 5 3 12I21
I3
B1
IETAIL HEAD SRLY
KSW IND UL3 L2 LSWD
M
3 14
232
LOCK PLCK 10
L±OR±YG±W
R±Y
L±O
BB±W B L±OB R±Y G±WW±L B
Y
W±L
G
G±Y
L±WB Y W±B
W±B W±B
W±B
W±B
L±RL±W
L±YW
G±Y
L±W
G±BL±W
L±Y
L±R
W±BG±BL±Y G±Y
L±W
W±B W±BG±YB
B
B±W
2 2 2
9
I20 P2
U1
INTEGRATION RELAY
DOOR LOCK MOTOR AND
DOOR UNLOCK DETECTION
SW LHDOOR KEY LOCK AND
UNLOCK SW LH
D15D12
UNLOCK
WARNING
SW
T5
THEFT DETERRENT INDICATOR LIGHT
[TELLTALE LIGHT LH]
PARK/NEUTRAL
POSITION SW
(
NEUTRAL START SW)
THEFT DETERRENT ECU(
A/T) (
M/T)
STARTER
RELAY HE ADLIGHT
RE LA YTA I LL I GHT
RE LA Y
(
*1)
(
*2)
(
A/T)
(
M/T)
(
M/T)
FROM POWER SOURCE SYSTEM(
SEE PAGE 56)
CLUTCH
START SW C9
G±Y
BATTERYUNLOCK
LOCK
I4
B
(
A/T)
32 51
1
B1 2 2
W
B 23 B10 B25
B 20 B12 B6B22 B15 B T7 ,T13
A B

134
THEFT DETERRENT AND DOOR LOCK CONTROL
D10, D11 DOOR COURTESY SW LH, RH
3±2 : CLOSED WITH DOOR OPEN
D12, D13 DOOR KEY LOCK AND UNLOCK SW LH, RH
1±3 : CLOSED WITH DOOR LOCK CYLINDER UNLOCKED WITH KEY
2±3 : CLOSED WITH DOOR LOCK CYLINDER LOCKED WITH KEY
D15, D16 DOOR LOCK MOTOR AND DOOR UNLOCK DETECTION SW LH, RH
1±3 : CLOSED WITH UNLOCK POSITION
E 6 ENGINE HOOD COURTESY SW
1±2 : CLOSED WITH ENGINE HOOD OPEN
U 1 UNLOCK WARNING SW
2±1 : CLOSED WITH IGNITION KEY IN CYLINDER
L 3 LUGGAGE COMPARTMENT KEY UNLOCK SW
2±1 : CLOSED WITH DOOR LOCK CYLINDER UNLOCKED WITH KEY
L 5 LUGGAGE COMPARTMENT LIGHT SW
1±GROUND: CLOSED WITH DOOR OPEN
T 7(A), T13(B) THEFT DETERRENT ECU
(B) 9±GROUND: CONTINUOUS WITH LUGGAGE COMPARTMENT DOOR TO UNLOCK POSITION
(B)14±GROUND: CONTINUOUS WITH ENGINE HOOD OPEN
(B) 4±GROUND: CONTINUOUS WITH LUGGAGE COMPARTMENT DOOR OPEN
(B) 8±GROUND: CONTINUOUS WITH DOOR LOCK CONTROL SW TO UNLOCK POSITION
(B) 5±GROUND: CONTINUOUS WITH DOOR LOCK CONTROL SW TO LOCK POSITION
(B)25±GROUND: APPROX. 12 VOLTS WITH SHIFT LEVER IN N OR P POSITION AND IGNITION SW AT ST POSITION (A/T)
; APPROX. 12 VOLTS WITH CLUTCH PEDAL FULLY DEPRESSED (M/T)
(A) 7±GROUND: APPROX. 12 VOLTS WITH IGNITION SW AT ON POSITION
(B)20±GROUND: CONTINUOUS WITH IGNITION KEY IN CYLINDER
(B)15±GROUND: CONTINUOUS WITH LH DOOR TO UNLOCK POSITION
(B)21±GROUND: CONTINUOUS WITH RH DOOR TO UNLOCK POSITION
(B) 6±GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW LH TO UNLOCK POSITION
(B)16±GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW RH TO UNLOCK POSITION
(B)22±GROUND: CONTINUOUS WITH DOOR KEY LOCK AND UNLOCK SW TO LOCK POSITION
(A) 4±GROUND: ALWAYS CONTINUOUS
(B) 1±GROUND: ALWAYS APPROX. 12 VOLTS
: PARTS LOCATION
CODESEE PAGECODESEE PAGECODESEE PAGE
C 928E624 (2JZ±GTE)T125 (2JZ±GTE)
D1030E 626 (2JZ±GE)T 127 (2JZ±GE)
D1130I2029T 529
D1230L 330T 7A29
D1330L 530T13B29
D1430P225 (2JZ±GTE)U 129
D1530P 227 (2JZ±GE)
D1630P 830
: RELAY BLOCKS
CODESEE PAGERELAY BLOCKS (RELAY BLOCK LOCATION)
222R/B NO. 2 (ENGINE COMPARTMENT LEFT)
: JUNCTION BLOCK AND WIRE HARNESS CONNECTOR
CODESEE PAGEJUNCTION BLOCK AND WIRE HARNESS (CONNECTOR LOCATION)
1B20ENGINE ROOM MAIN WIRE AND J/B NO. 1 (LEFT KICK PANEL)
1D20FRONT DOOR LH WIRE AND J/B NO.1 (LEFT KICK PANEL)
1E20INSTRUMENT PANEL WIRE AND J/B NO.1 (LEFT KICK PANEL)
1H
1I20COWL WIRE AND J/B NO 1(LEFT KICK PANEL)1J20COWL WIRE AND J/B NO.1(LEFT KICK PANEL)
1K
2A22BATTERY AND J/B NO. 2 (ENGINE COMPARTMENT LEFT)
SERVICE HINTS

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

1
234
21 SUPRA
IJ 4
1B 41E 21I14 1I9 IJ 81J 5
27ACC
IG1
ST1 AM15
4
1 2
1K 12
1J 11H 16
IC17
3BQ1
3 1
4 2
2 14BQ1
3 1
4 2
2 1 6IC1
2BQ1B WW± B W± BW± B VW±BW± B
B± R BB
BB W±BW±BW±B W±B W± B W± B
L
W± B LW± B Y Y± R
YB
Y±R L±R B±Y
P± L
WL±R G±W
C6
CIGARETTE
LIGHTER2
A24
1 4 62 1 5
S12
SEAT HEATER
(
for Driver' s
Seat) S14
SEAT HEATER
RELAY
(
for Driver' s
Seat)
6 KLS+ E ACC IG STP
BATTERYJ1
JUNCTION
CONNECTORS7
SHIFT LOCK ECU 15A
CI G10A
ECU± I G15A
SEAT± HTR
S1 5
SEAT HEATER REL AY
(
for Passenger' s Seat)
From Stop Light SW
<7±4>
K3
KEY I NTERL OCK
SOLENOI D
S6
SEAT HEATER
SW
S1 3
SEAT HEAT ER
(
for Pass enger' s Seat)
A1 I19
IGNITION SW
B
B Y± R
2A 12 2
1
1120A
AL T 50A AM1
(
for USA)
60A AM1
(
for Canada)
IH IE BIRight kick panel Left k ick panelP2 PP1
SL S± SL S+
G±R
G
G±W L L±R
SHI FT LOCK
CONTROL SWSHIFT LOCK
SOLENOI D
IG Left quar ter pillar Right kick panel 2 2
W
Power
SourseCigarette
LighterShift Lock
W± B
Seat Heater
(
for Canada)