Mitsubishi Galant 9G. Manual — part 172

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

TSB Revision

CIRCUIT DIAGRAMS

90-50

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

THROTTLE
BODY
ASSEMBLY

POWERTRAIN
CONTROL
MODULE

MANIFOLD
ABSOLUTE
PRESSURE SENSOR

ENGINE
COOLANT
TEMPERATURE
SENSOR

POWER STEERING
PRESSURE
SWITCH

THROTTLE
ACTUATOR
CONTROL
MOTOR

(MAIN)

(SUB)

HALL IC

HALL IC

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 BANKHEATED
OXYGENSENSOR
(FRONT)

RIGHT BANK HEATED
OXYGENSENSOR
(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