Mitsubishi Lancer. Manual — part 101

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-50

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

ENGINE CONTROL
RELAY

FUEL
INJECTOR 1

FUEL
INJECTOR 2

FUEL
INJECTOR 3

FUEL
INJECTOR 4

ENGINE-
ECU

ENGINE
CONTROL
OXYGEN
SENSOR
(REAR)

ENGINE
CONTROL
OXYGEN
SENSOR
(FRONT)

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-51

INLET MANIFOLD
ABSOLUTE PRESSURE SENSOR

WATER
TEMPERA-
TURE
SENSOR UNIT

THROTTLE
BODY
THROTTLE
SENSOR

EMISSION
SOLENOID
VALVE
(PURGE
CONTROL
SYSTEM)

EMISSION
SOLENOID
VALVE
(EGR
SYSTEM)

CAMSHAFT
POSITION
SENSOR

ENGINE
CRANK
ANGLE
SENSOR

OUTPUT

GND

POWER
SOURCE

INTAKE AIR
TEMPERATURE
SENSOR

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

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-52

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

CHARGING
SYSTEM

·MANUAL AIR
CONDITIONER

·MANUAL AIR
CONDITIONER

·COOLING
SYSTEM

THROTTLE
BODY
IDLE SPEED
CONTROL
SERVO

ENGINE-ECU

ENGINE CONTROL
DETONATION
SENSOR

IMMOBILIZER
SYSTEM

IGNITION
SYSTEM

FRONT
SIDE

·AUTOMATIC AIR
CONDITIONER

·AUTOMATIC AIR
CONDITIONER

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-53

ENGINE-
ECU

(FUSE )

2

(FUSE )

15

DIAGNOSIS
CONNECTOR

DIAGNOSIS
CONNECTOR

POWER
STEERING
FLUID PRESSURE
SWITCH

ENGINE
SPEED
DETECTION
CONNECTOR

VEHICLE
SPEED
SENSOR

METER AND
GAUGE

FRONT
SIDE

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