ECU MITSUBISHI LANCER EVOLUTION IX 2005 Service Manual

3-2
Equipment
ABS ................................................................3-122
ACD (vehicle without AYC) ............................3-130
ACD, AYC ......................................................3-138
SRS airbags, seatbelt pre-tensioners
(vehicle without front passenger airbag)........3-148
SRS airbags, seatbelt pre-tensioners
(vehicle with front passenger airbag).............3-152Sunroof ..........................................................3-154
Ignition key reminder buzzer..........................3-157
Intercooler water spray ..................................3-158
Engine immobilizer system ............................3-160
Security alarm ................................................3-162
Spare connector for fog lamp ........................3-167
Generic spare connectors..............................3-168

CIRCUIT DIAGRAMS - J/C3-8
J/C (cont’d)
•Ignition key
reminder
buzzer
•Windscreen
washer / wiper
•Sunroof
•Security alarm
•Central door
locking
•Turn signal
lights, hazard
lights•Tail lights,
position lights,
licence plate
lights, lighting
monitor
warning buzzer
•Electric
stowable
remote control
door mirrors
•Power
windows
•Heater
•Fog lamps•Full auto A/C
•Headlights
•Manual A/C
•Rear washer /
wiper
•Cabin lights,
boot
compartment
lights, ignition
key cylinder
illumination
light, door ajar
indicator light•Ignition key reminder buzzer
•Intercooler water spray
•Security alarm
•Central door locking (vehicle
with keyless entry)
•Cabin lights, boot
compartment lights, ignition
key cylinder illumination light,
door ajar indicator light
•Warning lights
•Starting system
Electric stowable
remote control
door mirror
Headlight
levelling
system
•ABS
•ACD
(vehicle
w/out AYC)
•ACD, AYC•Clock
•Turn signal
lights,
hazard lights
Fog lamps
Headlight
levelling systemFog lamps
Cigarette
lighter
illumination
light•Demister (vehicle
w/out full auto A/C)
•Demister, door
mirror heating
elements (vehicle
with full auto A/C)
•Heater
•Full auto A/C
•Manual A/C•ACD (vehicle
w/out AYC)
•ACD, AYC
Intercooler
water spray
Turn signal lights,
hazard lightsNeedle meters

CIRCUIT DIAGRAMS - J/C3-10
J/C (cont’d)
Diagnosis
connector
Full auto
A/C
•ABS
•ACD (vehicle
w/out AYC)
•ACD, AYC•ACD (vehicle
w/out AYC)
•ACD, AYC
•Engine
control
•IgnitionNeedle meter•Engine control
•Needle meter
•Ignition
•Engine control
•Full auto A/C
•Manual A/C
•Cooling
Engine immobiliser system •Engine
immobiliser
system
•Engine control Engine
control
•Engine immobiliser system
•Engine control
•Full auto A/C
•Manual A/C
•Cooling •ACD (vehicle
w/out AYC)
•ACD, AYC
•ABS
•ACD (vehicle
w/out AYC)
•ACD, AYC •ACD (vehicle w/out
AYC)
•ACD, AYC
•ABS
•ACD (vehicle
w/out AYC)
•ACD, AYC •ABS
•ACD (vehicle
w/out AYC)
•ACD, AYC•Security alarm
•Horn Security alarm
Horn
•Ignition key
reminder
buzzer
•Windscreen
washer /
wiper
•Sunroof
•Security alarm
•Central door
locking•Turn signal
lights, hazard
lights
•Tail lights,
position lights,
licence plate
lights, lighting
monitor
warning
buzzer •Electric
stowable
remote control
door mirrors
•Power
windows
•Fog lamps
•Rear washer /
wiper •Cabin lights,
boot
compartment
lights, ignition
key cylinder
illumination
light, door ajar
indicator light

3-18CIRCUIT DIAGRAMS - POWER DISTRIBUTION
Battery
Fusible
links
Charging
Charging •ACD (vehicle
w/out AYC)
•ACD, AYC•Full auto A/C
•Manual A/C
•Cooling
Dedicated
fuses
•Full auto A/C
•Manual A/C
•CoolingEngine control
•Security alarm
•Central door
locking (keyless
entry)
•Turn signal
lights, hazard
lights•Full auto
A/C
•Manual
A/C
•Cooling•ABS
•ACD
(vehicle
w/out AYC)
•ACD, AYC
•Stop lights•Heater
•Full auto
A/C
•Manual
A/C
POWER DISTRIBUTION

CIRCUIT DIAGRAMS - POWER DISTRIBUTION3-19
Headlight
relay LOHeadlight
relay HITail light
relay
•Engine
immobiliser
system
•Engine
control
•Ignition•Security
alarm
•Horn•Fog lamps
•Spare
connector
for fog
lampsHeadlights Headlights Headlights Headlights
Front ECU
Headlight
levelling
systemTail lights, position
lights, licence
plate lights,
lighting monitor
warning buzzer
•ACD (vehicle
w/out AYC)
•ACD, AYC
•Intercooler water
spray
•Spare audio
connector
•Clock
•Cigarette lighter,
ashtray illumination
lights
•Needle meter
•Turn signal lights,
hazard lights
•Tail lights, position
lights, licence plate
lights, lighting
monitor warning
buzzer •Demister (vehicle
w/out full auto A/C)
•Demister, door
mirror heating
elements (vehicle
with full auto A/C)
•Generic spare
connector
•Heater
•Fog lamps
•Full auto A/C
•Headlight levelling
system
•Manual A/C Note :
*1 : Except discharge type headlights
*2 : Discharge type headlights
(((
)
))

CIRCUIT DIAGRAMS - POWER DISTRIBUTION3-20
Power distribution (continued)
Fusible link
Dedicated
fuse
Intercooler
water spray Ignition
switch
•Engine control
•Starting system
Ignition
•ABS
•ACD (vehicle
w/out AYC)
•ACD, AYC
•SRS airbags,
seatbelt pre-
tensioners
•Ignition key
reminder buzzer
•Intercooler water
spray
•Windscreen
washer / wiper
•Warning lights
•Engine control
•Sunroof
•Needle meters
•Charging
•Security alarm
•Central door
locking•Turn signal lights,
hazard lights
•Tail lights, position
lights, licence plate
lights, lighting
monitor warning
buzzer
•Electric stowable
remote control
door mirrors
•Power windows
•Generic spare
connector
•Fog lamps
•Headlights
•Rear washer /
wiper
•Cabin lights, boot
compartment
lights, ignition key
cylinder
illumination light,
door ajar indicator
light •SRS airbags,
seatbelt pre-
tensioners
•Reversing
lights
•Rear washer /
wiper Engine control

CIRCUIT DIAGRAMS - POWER DISTRIBUTION3-22
Power distribution (continued)
Fusible
link Fusible
link
Dedicated
fuse
Sunroof
•Sunroof
•Power
windows *Heater
*Full auto A/C
*Manual A/C •ACD (vehicle w/out
AYC)
•ACD, AYC
•Ignition key reminder
buzzer
•Windscreen washer /
wiper
•Warning lights
•Engine control
•Spare audio connector
•Clock
•Sunroof
•Needle meter
•Security alarm
•Central door locking
•Turn signal lights, hazard
lights
•Tail lights, position lights,
licence plate lights,
lighting monitor warning
buzzer
•Electric stowable remote
control door mirrors
•Power windows
•Generic spare connector
•Fog lamps
•Full auto A/C
•Headlights
•Headlight levelling
system
•Rear washer / wiper
•Cabin lights, boot
compartment lights,
ignition key cylinder
illumination light, door
ajar indicator light •ABS
•ACD (vehicle w/out
AYC)
•ACD, AYC
•SRS airbags, seatbelt
pre-tensioners
•Ignition key reminder
buzzer
•Windscreen washer /
wiper
•Engine immobiliser
system
•Engine control
•Sunroof
•Security alarm
•Central door locking
•Turn signal lights,
hazard lights
•Tail lights, position
lights, licence plate
lights, lighting monitor
warning buzzer
•Electric stowable
remote control door
mirrors
•Power windows
•Fog lamps
•Full auto A/C
•Headlights
•Rear washer / wiper
•Cabin lights, boot
compartment lights,
ignition key cylinder
illumination light, door
ajar indicator light
()
Generic
fuse
J/B
Demister
relay
Demister, door mirror
heating elements
(vehicle with full auto A/C) •Demister (vehicle
w/out full auto A/C)
•Demister, door
mirror heating
elements (vehicle
with full auto A/C) •Demister (vehicle
w/out full auto A/C)
•Demister, door mirror
heating elements
(vehicle with full auto
A/C)

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 - CHARGING3-26
CHARGING
Fusible
link
Engine ECUBattery
Dedicated
fuse
Combination
meter Ignition switch (IG1)
Brake
warning light •Windscreen washer /
wiper
•Engine control
•Needle meters
•Turn signal lights, hazard
lights
•Tail lights, position lights,
licence plate lights, lighting
monitor warning buzzer
•Electric stowable remote
control door mirrors
•Generic spare connector
•Fog lights
•Headlights
•Rear washer / wiper
•Cabin lights, boot
compartment lights,
ignition key cylinder
illumination light, door ajar
indicator light Note:
*
Alternator
Field coil
Starter
coil
IC voltage regulator

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-28
ENGINE CONTROL SYSTEM
Battery
Dedicated
fuse
Engine
control
relay
Engine ECU
Ignition
Power
supply