Mitsubishi Galant (2004+). Manual - part 63

JUNCTION BLOCK

TSB Revision

CIRCUIT DIAGRAMS

90-11

NOTE: The triangle mark on the relay housing should face that on the junction block.

AC208461

FRONT VIEW

REAR VIEW

AC

BLOWER
RELAY

DEFOGGER
RELAY

POWER
WINDOW
RELAY

TO
INSTRUMENT
PANEL WIRING
HARNESS

TO
FRONT WIRING
HARNESS

TO
INSTRUMENT
PANEL WIRING
HARNESS

FUEL PUMP
RELAY (1)

ACCESSORY
SOCKET
RELAY

FUEL PUMP
RELAY (2)

NO
CONNECTION

TO
ROOF WIRING
HARNESS

TO
FLOOR WIRING
HARNESS

ETACS-ECU

1

2

3

4

1

2

3

4

1

2

3

4

1

2

3

4

TO
INSTRUMENT
PANEL WIRING
HARNESS

HEATED SEAT
RELAY

C-204

C-205

C-206

C-207

C-208

C-209

C-210

C-211

C-212

C-214

C-213

C-215

C-216

C-201

C-203

C-202

FUSES

C-219

JOINT CONNECTOR

TSB Revision

CIRCUIT DIAGRAMS

90-12

JOINT CONNECTOR

M1901014200577

NOTE:    IN THE ACTUAL VEHICLES, SOME OF THE JOINT CONNECTOR TERMINALS
IN THE SAME BUS ARE USED, SO IN SOME CASES, THE TERMINAL ARRANGEMENT
INDICATED ON THE CIRCUIT DIAGRAMS DOES NOT AGREE WITH THE ONES IN
THE ACTUAL VEHICLES. 
HOWEVER, ON JOINT CONNECTOR (3), THE ACTUAL TERMINAL AGREEMENT SHOULD ALWAYS
AGREE WITH THE CIRCUIT DIAGRAMS.

FRONT
COMBINATION
LIGHT (LH)

FRONT SIDE
MARKER
LIGHT (LH)

RADIATOR
FAN RELAY

CONDENSER
FAN RELAY

FAN
CONTROL
RELAY

·LICENSE
 PLATE LIGHT
·REAR
 COMBINATION
 LIGHT (LH)

A/C
COMPRESSOR
RELAY

FRONT-ECU

JUNCTION
BLOCK
(FUSE     )

RELAY BOX
(FUSE     )

21

STOPLIGHT
SWITCH

POWERTRAIN
CONTROL
MODULE

ABS-ECU

JOINT
CONNECTOR
(1)

·HIGH-MOUNTED
 STOPLIGHT
·REAR
 COMBINATION
 LIGHT (LH)
·REAR
 COMBINATION
 LIGHT (RH) 

RELAY BOX
(FUSE     )

20

FRONT
COMBINATION
LIGHT (RH)

FRONT SIDE
MARKER
LIGHT (RH)

A/T SELECTOR
LEVER 
POSITION
ILLUMINATION 
LIGHT

·A/C-ECU
·COMBINATION
 METER
·FOG LIGHT
 SWITCH
·GLOVE BOX
 LIGHT SWITCH
·HAZARD WARNING
 LIGHT SWITCH
·HEATED SEAT
 SWITCH

·MULTI CENTER
 DISPLAY UNIT
·RADIO AND
 CD PLAYER
·RADIO, CD 
 PLAYER AND
 CD CHANGER
·REAR
 COMBINATION
 LIGHT (RH)
·RHEOSTAT

JUNCTION BLOCK
(FUSE     )

22

SHIFT
SWITCH
ASSEMBLY

·A/T
 CONTROL
 RELAY
·INPUT SHAFT
 SPEED SENSOR
·OUTPUT SHAFT
 SPEED SENSOR
·TRANSMISSION
 RANGE SWITCH

COMBINATION
METER

BRAKE FLUID
LEVEL SWITCH

PARKING
BRAKE
SWITCH

RELAY BOX
(FUSE     )

22

·A/C-ECU
·COLUMN SWITCH
·COMBINATION METER
·KEY REMINDER
 SWITCH
·MULTI CENTER
 DISPLAY
·RADIO AND
 CD PLAYER
·RADIO, CD PLAYER
 AND CD CHANGER
·VANITY MIRROR
 LIGHT (LH)
·VANITY MIRROR
 LIGHT (RH)

JUNCTION
BLOCK
(ETACS-ECU)

20

JOINT CONNECTOR

TSB Revision

CIRCUIT DIAGRAMS

90-13

JOINT
CONNECTOR
(2)

A/C-ECU

MULTI CENTER
DISPLAY UNIT

JUNCTION BLOCK

RELAY BOX
(FUSE     )

23

·HEATED SEAT
 SWITCH
·JUNCTION BLOCK
 (HEATED SEAT RELAY)

JUNCTION BLOCK
(BLOWER RELAY)

IMMOBILIZER
-ECU

COMBINATION
METER

COLUMN
SWITCH

COLUMN
SWITCH

FRONT-ECU

SUNROOF
ASSEMBLY

MULTI 
CENTER
DISPLAY 
UNIT

MULTI CENTER
DISPLAY UNIT

JUNCTION
BLOCK
(FUSE     )

23

DATA LINK
CONNECTOR

ETACS-ECU

A/C-ECU

OUTSIDE/INSIDE
AIR SELECTION
DAMPER CONTROL
MOTOR

JUNCTION 
BLOCK
(HEATED SEAT 
RELAY)

JUNCTION
BLOCK
(FUSE     )

AIR MIXING
DAMPER
CONTROL
MOTOR

MODE SELECTION
DAMPER CONTROL
MOTOR AND
POTENSIOMETER

INTERIOR
TEMPERATURE
SENSOR

AMBIENT
TEMPERATURE
SENSOR

AIR THERMO
SENSOR

A/C-ECU

ACCESSORY 
SOCKET RELAY

20

JOINT CONNECTOR

TSB Revision

CIRCUIT DIAGRAMS

90-14

JOINT CONNECTOR (CONTINUED)

SRS-ECU

SRS-ECU

ETACS-ECU

A/C-ECU

ETACS-ECU

A/C-ECU

COMBINATION
METER

COMBINATION
METER

DATA LINK
CONNECTOR

MULTI CENTER
DISPLAY UNIT

DATA LINK
CONNECTOR

MULTI CENTER
DISPLAY UNIT

·ABS-ECU
·POWERTRAIN
 CONTROL
 MODULE

·ABS-ECU
·POWERTRAIN
 CONTROL
 MODULE

JOINT
CONNECTOR
(3)