Mitsubishi Lancer. Manual - part 108

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-78

ENGINE CONTROL SYSTEM <4G6-M/T 
(RHD)>

M1901000804329

IGNITION
SWITCH (IG1)

ENGINE-ECU

FUEL 
PUMP 
RELAY 

(1)

FUEL 
PUMP 
RELAY 

(2)

COMBINATION 
METER

BATTERY

FUSIBLE 
LINK

1

RELAY 
BOX

FUEL TANK 
PUMP

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-79

NOTE

·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

IGNITION
SWITCH (ST)

STARTING 
SYSTEM

·COOLING
 SYSTEM
·MANUAL AIR
 CONDITIONER

·AUTOMATIC AIR
 CONDITIONER

ENGINE 
CONTROL 
RELAY

POWER 
SOURCE

BACK-UP 
POWER SOURCE

IGNITION 
SYSTEM

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

90-80

ENGINE CONTROL SYSTEM <4G6-M/T (RHD)> (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

90-81

WATER 
TEMPERA-
TURE 
SENSOR

THROTTLE 
BODY
THROTTLE 
SENSOR

EMISSION
SOLENOID
VALVE
(PURGE 
CONTROL 
SYSTEM)

EMISSION 
SOLENOID
VALVE
(EGR 
SYSTEM)

CAMSHAFT 
POSITION 
SENSOR

ENGINE
CRANK 
ANGLE 
SENSOR

INTAKE AIR 
TEMPERATURE 
SEMSOR

AIR 
FLOW 
SENSOR

BAROMETRIC 
PRESSURE 
SENSOR

AIR CLEANER
AIR FLOW 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