Mitsubishi Galant (2004+). Manual - part 73

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE>

TSB Revision

CIRCUIT DIAGRAMS

90-51

ACCELE-
RATOR
PEDAL
POSITION
SENSOR

FUEL
PUMP
MODULE

FUEL LEVEL
SENSOR
(MAIN)

FUEL TANK
TEMPERATURE
SENSOR

IMMOBILIZER
SYSTEM

MULTI
CENTER
DISPLAY <LOW>

FUEL 
TANK 
DIFFERENTIAL 
PRESSURE 
SENSOR

·FUEL WARNING
 LIGHT
·METER AND
 GAUGE

WIRE COLOR CODE
B : BLACK     SB : SKY BLUE 
BR : BROWN     LG : LIGHT GREEN
G : GREEN P : PINK     GR : GRAY
R : RED     L : BLUE     Y : YELLOW
V : VIOLET     W : WHITE     O : ORANGE

(SUB)

(MAIN)

HALL IC

HALL IC

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE>

TSB Revision

CIRCUIT DIAGRAMS

90-52

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE> (CONTINUED)

MFI RELAY

EXHAUST GAS
RECIRCULA-
TION VALVE

CRANKSHAFT
POSITION
SENSOR

AUTO-CRUISE
CONTROL SYSTEM

EVAPORATIVE
EMISSION
PURGE
SOLENOID

LEFT BANK
HEATED OXYGEN
SENSOR (FRONT)

RIGHT BANK
HEATED OXYGEN
SENSOR (FRONT)

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE>

TSB Revision

CIRCUIT DIAGRAMS

90-53

LEFT BANK
HEATED OXYGEN
SENSOR (REAR)

RIGHT BANK
HEATED OXYGEN
SENSOR (REAR)

KNOCK
SENSOR

INJECTOR
2

INJECTOR
4

INJECTOR
6

INJECTOR
1

INJECTOR
3

INJECTOR
5

POWERTRAIN
CONTROL
MODULE

WIRE COLOR CODE
B : BLACK     LG : LIGHT GREEN     G : GREEN     L : BLUE     W : WHITE     Y : YELLOW
SB : SKY BLUE     BR : BROWN     O : ORANGE     GR : GRAY     R : RED     P : PINK     V : VIOLET                   

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE>

TSB Revision

CIRCUIT DIAGRAMS

90-54

MULTIPORT FUEL INJECTION (MFI) SYSTEM <3.8L ENGINE> (CONTINUED)

MFI RELAY

IMMOBILIZER
SYSTEM

EVAPORATIVE
EMISSION
VENTILATION
SOLENOID

CAMSHAFT
POSITION
SENSOR

GROUNDING
CONNECTOR

MASS
AIRFLOW
SENSOR

INTAKE AIR 
TEMPERATURE 
SENSOR

HEAT
SENSITIZING
RESISTANCE