Mitsubishi Lancer Evolution 8 MR. Manual - part 32

CIRCUIT DIAGRAMS - ENGINE CONTROL

3-20

Engine Control (cont’d.)

Ignition

switch (ST)

Engine control relay

Starter
relay

Idle speed
control
servo

Fuel
pressure
solenoid
valve

Waste
gate
solenoid
valve

Engine ECU

Engine speed

detection

connector

Power steering fluid

pressure switch

CIRCUIT DIAGRAMS - ENGINE CONTROL

3-21

Engine control relay

Waste gate
solenoid
valve 2

Purge control
solenoid
valve

Secondary
air control
solenoid
valve

Intercooler water spray

• Full auto A/C
• Manual A/C
• Cooler

• Heater
• Full auto A/C
• Manual A/C

CIRCUIT DIAGRAMS - ENGINE CONTROL

3-22

Engine Control (cont’d.)

J/B 
Common
fuse

(

)

2

Fusible link

1

Engine ECU

Vehicle
speed
sensor

Engine

immobilizer

system

Diagnostics
connector

Diagnostics
connector

Front view

Front view

CIRCUIT DIAGRAMS - ENGINE CONTROL

3-23

Remarks
* :
• Windscreen washer / wiper
• Meter gauges
• Electric retractable door mirrors
• Generic spare connectors
• Cabin lights, boot interior light, 

ignition key cylinder 
illumination light, door not 
properly closed reminder light

J/B

(Fuel pump relay 2)

Fuel pump 
relay 3

Fuel
pump
register

Fuel pump 
& fuel gauge 
unit (main)

Back-up 

power supply

Engine ECU