1986 TOYOTA SUPRA Service Repair Manual

39
Connector Joining Wire Harness and Wire Harness
CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
IG1INSTRUMENT PANEL WIRE AND COWL NO. 3 WIRE (BEHIND HEATER CONTROL SW)
IH1
IH2INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
IH3
INSTRUMENT PANEL WIRE AND CONSOLE BOX WIRE (UNDER THE INSTRUMENT PANEL BRACE RH)
II1ENGINE WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)
IJ1ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)IJ2ENGINE WIRE AND COWL WIRE (RIGHT KICK PANEL)
IK1COWL NO. 4 WIRE AND COWL WIRE (RIGHT KICK PANEL)
IL1FRONT DOOR RH WIRE AND INSTRUMENT PANEL WIRE (RIGHT KICK PANEL)

40
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Ground Points
: Location of Splice Points

41
Connector Joining Wire Harness and Wire Harness
CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
BM1BACK DOOR NO. 1 WIRE AND FLOOR NO. 2 WIRE (LEFT SIDE OF PACKAGE TRAY TRIM)
BO1BACK DOOR NO. 2 WIRE AND BACK DOOR NO. 1 WIRE (BACK DOOR UPPER LEFT)
BP1FUEL GAUGE WIRE AND FLOOR NO. 2 WIRE (LUGGAGE ROOM FRONT LH)

42
ELECTRICAL WIRING ROUTING
: Location of Connector Joining Wire Harness and Wire Harness
: Location of Splice Points

43
Connector Joining Wire Harness and Wire Harness
CODEJOINING WIRE HARNESS AND WIRE HARNESS (CONNECTOR LOCATION)
BQ1FLOOR NO. 2 WIRE AND SEAT WIRE (UNDER THE FRONT LH SEAT)

44
POWER SOURCE (Current Flow Chart)
The chart below shows the route by which current flows from the battery to each electrical source (Fusible Link,
Circuit Breaker, Fuse, etc.) and other parts.
The next page and following pages show the parts to which each electrical source outputs current.
50A MAIN Battery
* These are the page numbers of the first page on which
the related system is shown.
The part indicated is located somewhere in the system,
not necessarily on the page indicated here.
20A RAD No. 1(2JZ±GTE)
30A EFI No. 2Generator
(Alternator) 7.5A DOME
7.5A ALT±S
15A HAZ±HORN
15A FOG
30A EFI No. 1
120A ALT
Starter
30A ABS No. 2
7.5A TRAC
(2JZ±GTE)
30A AM230A FAN
50A HTR
60A ABS No. 1
60A POWER
50A AM1 (For USA)
60A AM1 (For Canada)
Headlight Relay
Dimmer Relay (Daytime
Running Light Relay No. 2)
Ignition SW
(AM2)Taillight Relay
(Point Side)
30A DOOR
15A STOP
10A ECU±B
30A DEFOG
Ignition SW
(AM1)
15A HEAD (LH) (For USA)
15A HEAD (LH±LWR)
(For Canada)
15A HEAD (RH) (For USA)
15A HEAD (RH±LWR)
(For Canada)
7.5A DRL
15A HEAD (LH±UPR)
(For Canada)
15A HEAD (RH±UPR)
(For Canada)
7.5A IGN
(2JZ±GTE)
(2JZ±GE)
(Canada)
(Canada) (Canada)
[LOCATION](1): J/B No. 1 (See page 20)(2): R/B No. 2 (See page 19)(3): R/B No. 4 (See page 23) 20
22 23

45
Rear Window
Defogger Relay 10A TAIL
10A PANEL
10A GAUGE
15A SEAT±HTR
Ignition Coil No. 110A MIR±HTR
Engine Control
Module (Engine
and Electronically
Controlled
Transmission ECU)
7.5A RAD No. 2
15A CIG
7.5A ST
20A WIPER
7.5A TURN
10A ECU±IG
7.5A HTR
Ignition Coil No. 2
Ignition Coil No. 3
Ignition Coil No. 4
Ignition Coil No. 5
Ignition Coil No. 6
SFI Resistor
(EFI Resistor)
(2JZ±GTE)
Igniter
Noise Filter
(2JZ±GE)
(Canada) (2JZ±GTE)
(2JZ±GE)
(2JZ±GTE)
Igniter
Injector No. 1
Injector No. 2
Injector No. 3
Injector No. 4
Injector No. 5
Injector No. 6
Igniter
Ignition Coil
Noise Filter
(4): R/B No. 5 (See page 20)
23

46
POWER SOURCE (Current Flow Chart)*1: (FOR CANADA)
*2: (FOR USA)
A/C Condenser Fan Motor
228
A2 *Page Nos. of
Related Systems
Parts
Code or
Location
CB or Fuse
Location
* These are the page numbers of the first page on which the related system is shown.
The part indicated is located somewhere in the system, not necessarily on the page indicated here.


7.5A HTR
7.5A IGN
7.5A RAD No. 2
7.5A ST
7.5A TURN
10A ECU±B
10A ECU±IG
10A GAUGE
10A MIR±HTR
10A PANEL
10A TAIL
15A CIG
15A SEAT±HTR
15A STOP
20A WIPER
30A DEFOG
30A DOOR
7.5A ALT±S
7.5A DOME
7.5A DRL
7.5A TRAC
15A FOG
15A HAZ±HORN
15A HEAD (LH) *2
15A HEAD (LH±LWR) *1
15A HEAD (LH±UPR) *1
15A HEAD (RH) *2
15A HEAD (RH±LWR) *1
15A HEAD (RH±UPR) *1
20A RAD No. 1
30A ABS No. 2
30A EFI No. 1
30A EFI No. 2
30A FAN
50A HTR
50A MAIN
60A ABS No. 1
60A POWERA3 A4 A6 A8 A9 A12 A14 A18 A19 A20 A22 A23 A24 A29 A30 A33 B1 B2 B4 B6 B7 228 228159
164159 159 228208
228159 159 164 164159
164228 122 210 210 116164
220228 206 206
A/C Single Pressure SW
[A/C Triple Pressure SW]
A/C Magnetic Clutch and
Lock Sensor
ABS Actuator
ABS Relay
A/C Amplifier
ABS ECU
ABS and Traction ECU
ABS Lateral Acceleration
Sensor
Air Inlet Control Servo Motor
Ashtray Illumination
Auto Antenna Control Relay
Auto Antenna Motor
Back±Up Light SW (for M/T)
Brake Fluid Level Warning SW
Blower Motor Control Relay
Buckle SW LH
Buckle SW RH
[LOCATION](1): J/B No. 1 (See page 20)(2): R/B No. 2 (See page 19)(3): R/B No. 4 (See page 23)
20 22
23