Mitsubishi Lancer. Manual — part 105

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-66

ENGINE CONTROL SYSTEM <4G1-A/T
(RHD)>

M1901000804307

IGNITION
SWITCH (IG1)

ENGINE-
A/T-ECU

FUEL
PUMP
RELAY

(1)

FUEL
PUMP
RELAY

(2)

COMBINATION
METER

BATTERY

FUSIBLE
LINK

1

FUEL
TANK PUMP

RELAY
BOX

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-67

IGNITION
SWITCH (ST)

STARTING
SYSTEM

·COOLING
SYSTEM
·MANUAL AIR
CONDITIONER

·AUTOMATIC AIR
CONDITIONER

POWER
SOURCE

BACK-UP
POWER SOURCE

INHIBITOR
SWITCH

ENGINE
CONTROL
RELAY

·IGNITION
SYSTEM
·IMMOBILIZER
SYSTEM

NOTE

: SEDAN
: WAGON

·FRONT FOG LAMP
·HEADLAMP

:

·TAIL LAMP, POSITION LAMP,
LICENCE PLATE LAMP AND
LIGHTING MONITOR BUZZER
·TURN-SIGNAL LAMP
AND HAZARD WARNING LAMP
·WINDSHIELD
WIPER AND WASHER

·REAR FOG LAMP
·REAR WIPER AND WASHER

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-68

ENGINE CONTROL SYSTEM <4G1-M/T (RHD)> (CONTINUED)

ENGINE CONTROL
RELAY

FUEL
INJECTOR 1

FUEL
INJECTOR 2

FUEL
INJECTOR 3

FUEL
INJECTOR 4

ENGINE
CONTROL
OXYGEN
SENSOR
(REAR)

ENGINE
CONTROL
OXYGEN
SENSOR
(FRONT)

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-69

CAMSHAFT
POSITION
SENSOR

OUTPUT

GND

POWER
SOURCE

INTAKE AIR
TEMPERATURE
SENSOR

EMISSION
SOLENOID
VALVE
(PURGE
CONTROL
SYSTEM)

EMISSION
SOLENOID
VALVE
(EGR
SYSTEM)

ENGINE
CRANK
ANGLE
SENSOR

INLET MANIFOLD
ABSOLUTE PRESSURE SENSOR

WATER
TEMPERA-
TURE
SENSOR
UNIT

THROTTLE
BODY
THROTTLE
SENSOR

ENGINE-
A/T-ECU

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Grey R : Red P : Pink V : Violet PU : Purple