Mitsubishi Lancer. Manual - part 104

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-62

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

ENGINE CONTROL 
RELAY

ENGINE-
A/T-ECU

ENGINE 
CONTROL 
OXYGEN 
SENSOR 
(REAR)

FUEL
INJECTOR 1

FUEL
INJECTOR 2

FUEL
INJECTOR 3

FUEL
INJECTOR 4

ENGINE
CONTROL 
OXYGEN 
SENSOR 
(FRONT)

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-63

OUTPUT

GND

POWER 
SOURCE

INTAKE AIR 
TEMPERATURE 
SENSOR

CAMSHAFT 
POSITION 
SENSOR

EMISSION 
SOLENOID 
VALVE 
(PURGE
 CONTROL
 SYSTEM)

EMISSION 
SOLENOID 
VALVE 
(EGR
 SYSTEM)

ENGINE 
CRANK
ANGLE 
SENSOR

WATER 
TEMPERA-
TURE 
SENSOR 
UNIT

THROTTLE 
BODY
THROTTLE 
SENSOR

INLET MANIFOLD 
ABSOLUTE PRESSURE 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

90-64

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

CHARGING 
SYSTEM

·MANUAL AIR
 CONDITIONER

·MANUAL AIR
 CONDITIONER

·AUTOMATIC AIR
 CONDITIONER

·AUTOMATIC AIR
 CONDITIONER

·COOLING
 SYSTEM

THROTTLE
BODY IDLE 
SPEED
CONTROL 
SERVO

ENGINE-A/T-ECU

ENGINE CONTROL
DETONATION 
SENSOR

IMMOBILIZER 
SYSTEM

IGNITION 
SYSTEM

FRONT 
SIDE

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-65

FRONT 
SIDE

ENGINE-A/T-
ECU

(FUSE     )

3 

(FUSE     )

15

DIAGNOSIS 
CONNECTOR

DIAGNOSIS 
CONNECTOR

ENGINE 
SPEED 
DETECTION 
CONNECTOR

OUTPUT SHAFT 
SPEED SENSOR

A/T 
CONTROL 
RELAY

INVECS-II 
4A/T

INVECS-II 
4A/T

POWER 
STEERING 
FLUID 
PRESSURE 
SWITCH

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