Mitsubishi Lancer Evolution IX. Manual — part 16

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-43

RELAY
BOX

BATTERY

ENGINE
CONTROL
RELAY

BATTERY
BACK-UP

POWER
SOURCE

·AUTOMATIC AIR
CONDITIONER
·COOLING SYSTEM

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-44

ENGINE CONTROL SYSTEM <LH drive vehicles> (CONTINUED)

ENGINE
CONTROL
RELAY

ENGINE
CONTROL
RELAY

ENGINE
CONTROL
RELAY

ENGINE-
ECU

DETONATION
SENSOR

EXHAUST
CAMSHAFT
POSITION
SENSOR

CRANK
ANGLE
SENSOR

OXYGEN SENSOR

(FRONT)

J/C(6)

INTAKE
CAMSHAFT
POSITION
SENSOR

TRANSMISSION
OIL TEMPERATURE
WARNING LAMP

ENGINE CONTROL SYSTEM

CIRCUIT DIAGRAMS

90-45

ENGINE
COOLANT
TEMPERATURE
SENSOR

OXYGEN SENSOR (REAR)

THROTTLE
POSITION
SENSOR

AIR
FLOW
SENSOR

BAROMETRIC
PRESSURE
SENSOR

INTAKE AIR
TEMPERATURE
SENSOR

ACD
AND
AYC

J/C (6)

ENGINE
CONTROL
RELAY

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

90-46

ENGINE CONTROL SYSTEM <LH drive vehicles> (CONTINUED)

CHARGING
SYSTEM

IGNITION
SYSTEM

STARTING
SYSTEM

ENGINE CONTROL RELAY

FUEL
PRESSURE
CONTROL
SOLENOID
VALVE

WASTEGATE
SOLENOID
VALVE

PURGE
CONTROL
SOLENOID
VALVE

EGR
CONTROL
SOLENOID
VALVE

POWER
STEERING FLUID
PRESSURE
SWITCH

ENGINE SPEED
DETECTION
CONNECTOR