Mitsubishi Lancer Evolution IX. Manual — part 45

AUTOMATIC AIR CONDITIONER

CIRCUIT DIAGRAMS

90-159

NOTES

AUTOMATIC AIR CONDITIONER

CIRCUIT DIAGRAMS

90-160

AUTOMATIC AIR CONDITIONER

<RH drive vehicles>

M1901005600759

FUSIBLE
LINK

1

IGNITION
SWITCH (IG2)

BLOWER
RELAY

BLOWER LINEAR
CONTROLLER

A/C-ECU

BATTERY
BACK-UP

BATTERY

RELAY
BOX

NOTE

: ·HEADLAMP
·HEADLAMP LEVELLING SYSTEM
·REAR FOG LAMP
·TAIL LAMP, POSITION LAMP,
LICENCE PLATE LAMP, AND
LIGHTING MONITOR BUZZER
·TURN-SIGNAL LAMP AND HAZARD
WARNING LAMP
·WINDSHIELD WIPER AND WASHER

AUTOMATIC AIR CONDITIONER

CIRCUIT DIAGRAMS

90-161

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

OUTSIDE
THERMO
SENSOR

FRONT-ECU

TAIL LAMP
RELAY

RELAY
BOX

A/C-ECU

ILL

REAR WINDOW
DEFOGGER AND
DOOR MIRROR
HEATER

TAIL LAMP,
POSITION LAMP,
LICENCE PLATE
LAMP AND LIGHTING
MONITOR BUZZER

INTERIOR
TEMPERATURE
SENSOR

AIR THERMO
SENSOR

AUTOMATIC AIR CONDITIONER

CIRCUIT DIAGRAMS

90-162

AUTOMATIC AIR CONDITIONER <RH drive vehicles> (CONTINUED)

INPUT SIGNAL

· A/C SWITCH
· ENGINE
COOLANT
TEMPERATURE
SENSOR

· VEHICLE SPEED
SENSOR

ENGINE-
ECU

FUSIBLE
LINK

2

ENGINE
CONTROL
RELAY

FAN
CONTROL
RELAY

SMOOTHING
CIRCUIT

FIELD EFFECT
TRANSISTOR
CIRCUIT

INPUT SIGNAL
PROCESSING

DRIVE
CIRCUIT

TEMPERATURE
DETECTION

CURRENT
DETECTION

RADIATOR
FAN MOTOR

FAN CONTROLLER

ENGINE
CONTROL
SYSTEM