2005 MITSUBISHI LANCER EVOLUTION IX sensor

CIRCUIT DIAGRAMS - IGNITION3-25
Ignition coil relay
Ignition
coil 1Ignition
coil 2
Input signals
•Crank angle sensor
•Vehicle speed
sensor
•Coolant temp.
sensor
•Air pressure sensor
•Knock sensor •Ignition
switch (ST)
•Cam position
sensor
•Intake temp.
sensor
Spark plugs
Engine ECU
Engine speed
detection
connector

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-30
Engine control system (continued)
Engine control relay
Air flow
sensor
Engine
ECU
•ACD (vehicle
w/out AYC)
•ACD, AYC Air pressure
sensor Intake temp.
sensor J/C (6)
(Engine control relay)
Exhaust cam
position
sensorIntake cam
position
sensor
Throttle position
sensorCoolant temperature
sensor Air temperature
sensor

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-31
Engine
control relay
Oil feed
control
valve
Crank
angle
sensorRegister (for injectors)
InjectorInjector Injector Injector
Engine
control relay
Knock
sensor
O
2sensor Manifold
absolute
pressure
sensorJ/C (6)
(Engine control relay)

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-34
Engine control system (continued)
Engine ECU
Engine immobiliser
system
Diagnosis
connector
Diagnosis
connectorFusible link
Vehicle speed
sensor generic fuse
J/B
()
Front sideFront side

CIRCUIT DIAGRAMS - COOLING3-36
COOLING
Input signals
•A/C switch
•Vehicle speed sensor
•Cooling temp. sensor Fusible
link Engine
control relay
Radiator fan
control relay
Radiator fan
motor Smoothing
circuit
Field-effect
transistor circuit Input signal
processor
Drive circuit
Current
detector Temperature
detector
Radiator fan controller
Engine ECU

3-53CIRCUIT DIAGRAMS - LIGHTING
Buzzer
Engine
control
Diagnosis
connector
Front side
Vehicle
speed
sensor•ABS
•ACD, AYC
•ACD (vehicle
w/out AYC)
•SRS airbags,
seatbelt pre-
tensioners
•Intercooler water
spray
•Windscreen
washer / wiper
•Warning lights
•Engine control
•Needle meters
•Charging
•Turn signal lights,
hazard lights
•Tail lights, position
lights, licence
plate lights,
lighting monitor
warning buzzer
•Fog lamps
•Headlights
•Rear washer /
wiper
(
()
)Generic
fuse
J/B
Generic
fuse
J/B

3-68
METERS
Needle metersCIRCUIT DIAGRAMS - METERS
Ignition switch (IG1)
Engine
control•Windscreen washer / wiper
•Turn signal lights, hazard
lights
•Tail lights, position lights,
licence plate lights, lighting
monitor warning buzzer
•Fog lamps
•Headlights
•Rear washer / wiper
Control circuit
Vehicle speed
sensor
Water
temperature
gauge unitFuel pump
& fuel gauge
unit (main)Fuel gauge
unit (sub)

3-91CIRCUIT DIAGRAMS - TEMPERATURE CONTROL
Air thermo sensor Register
Front ECU (tail light relay)
Dedicated
fuse
Tail lights, position
lights, licence plate
lights, lighting
monitor warning
buzzer Internal / External
air switching damper
motor
Demister A/C switch, internal/external air damper motor, ILL Generic fuse Generic fuse
((
))J/BJ/B