ac compressor MITSUBISHI LANCER 2005 Repair Manual

CENTRALIZED JUNCTION
CIRCUIT DIAGRAMS90-12
PASSENGER COMPARTMENT
AC207745
(Connected directly to battery positive terminal)
Front of vehicle26
AF
No. Power supply circuit Name Rated
capacity (A)Housing
colourLoad circuit
1 Ignition switch (IG1) Fuse 10 Red Capacitor and ignition coil
2 7.5 Brown ABS warning lamp, brake warning
lamp, charging warning lamp, check
engine warning lamp, column switch,
combination meter, ETACS-ECU, low
fuel warning lamp, oil pressure
warning lamp, SRS air bag warning
lamp, SRS-ECU and vehicle speed
sensor
3 7.5 Brown A/T control relay, combination meter,
engine-A/T-ECU, ETACS-ECU, input
shaft speed sensor, output shaft
speed sensor, rear combination lamp
and SRS-ECU
4
−−−
5 Ignition switch (IG2) 7.5 Brown A/C compressor relay, A/C-ECU,
blower relay, rear window defogger
relay, front-ECU, heated seat relay,
heater control unit and outside/inside
air selection damper control motor
6 Rear window
defogger relay7.5 Brown Remote controlled mirror
7 Ignition switch (ACC) 20 Yellow Front-ECU and windshield wiper
motor
8 Ignition switch (IG1) 7.5 Brown Engine-A/T-ECU, engine-ECU, fuel
pump relay (1) and fuel pump relay (2)
9 Ignition switch (ACC) 15 Blue Cigarette lighter
10
−−−
11 7.5 Brown Accessory socket relay and Remote
controlled mirror
12 Ignition switch (IG2) 7.5 Brown ABS-ECU
13 Ignition switch (ACC)
−−−
14 15 Blue ETACS-ECU and rear wiper motor

CENTRALIZED JUNCTION
CIRCUIT DIAGRAMS90-14
CENTRALIZED RELAY
NOTE: .
•The triangle mark on the relay housing should face that on the J/B and the relay box. Connector No. Name Connector No. Name
A-04X Front fog lamp relay B-10X Engine speed detection
connector
A-05X Horn relay B-11X
−
A-06X
−B-12X
−
A-07X
−B-13X
−
A-08X
−B-14X Ignition coil relay
A-09X Fan control relay B-15X A/T control relay
A-10X Front-ECU B-16X Engine control relay
A-11X Front-ECU B-17X A/C compressor relay
AC208462
Front of vehicle
A-09XA-04X
A-05XA-06X
A-07XA-08X
11 2
2
33
4
4
(Relay box in engine compartment)
A-11X
A-10X
AP
AC208464AJ
Front of vehicle
B-11X
1 2
3
4
B-12X B-13X B-14X B-15X B-16X B-17X
B-10X
1
2
3
4 1 2
3
4 1 2
3
4

HEATER
CIRCUIT DIAGRAMS90-112
HEATER (CONTINUED)
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet A/C
COMPRESSOR
RELAYHEATER
CONTROL UNIT
NO
CONNECTION BATTERY
RELAY
BOX
NO
CONNECTION
ENGINE-
ECUJ/C (2)
(FUSE )
5

HEATER
CIRCUIT DIAGRAMS90-114
HEATER (CONTINUED)
A/C
COMPRESSOR
RELAY
ENGINE-
ECUHEATER
CONTROL UNIT
NO
CONNECTION BATTERY
RELAY
BOX
NO
CONNECTION
Wire colour code
B : Black LG : Light green G : Green L : Blue
W : White Y : Yellow SB : Sky blue BR : Brown
O : Orange GR : Gray R : Red P : Pink V : Violet (FUSE )
5

MANUAL AIR CONDITIONER
CIRCUIT DIAGRAMS90-116
MANUAL AIR CONDITIONER (CONTINUED)
FUSIBLE
LINK2ENGINE
CONTROL
RELAY
RADIATOR
FAN RELAY
SMOOTHING
CIRCUIT
INPUT
SIGNAL
PROCESSING
DRIVE
CIRCUIT
TEMPERATURE
DETECTIONCURRENT
DETECTIONRADIATOR
FAN MOTOR COOLING FAN MOTOR
DRIVE CONTROL UNIT
CONDENSER
FAN MOTOR
NOTE
: M/T
: A/T
: EXCEPT 4G6
: 4G6
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet
FIELD EFFECT
TRANSISTOR
CIRCUIT BATTERYA/C-ECU
RELAY
BOX
A/C COMPRESSOR
RELAY
A/C COMPRESSOR
A/C
REFRIGERANT
TEMPERATURE
SWITCH
MAGNETIC
CLUTCHLOW-
PRESSURE
SIDE
HIGH-
PRESSURE
SIDE
DUAL
PRESSURE
SWITCH
ENGINE-
ECU
ENGINE-
A/T-ECU
(FUSE )5

MANUAL AIR CONDITIONER
CIRCUIT DIAGRAMS90-118
MANUAL AIR CONDITIONER (CONTINUED)
FUSIBLE
LINK2ENGINE
CONTROL
RELAY
RADIATOR
FAN RELAY
SMOOTHING
CIRCUIT
INPUT
SIGNAL
PROCESSING
DRIVE
CIRCUIT
TEMPERATURE
DETECTIONCURRENT
DETECTIONRADIATOR
FAN MOTOR COOLING FAN MOTOR
DRIVE CONTROL UNIT
CONDENSER
FAN MOTOR
Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet FIELD EFFECT
TRANSISTOR
CIRCUIT
NOTE
: M/T
: A/T
: EXCEPT 4G6
: 4G6
BATTERYA/C-ECU
A/C COMPRESSOR
RELAY
A/C COMPRESSOR
A/C
REFRIGERANT
TEMPERATURE
SWITCH
MAGNETIC
CLUTCHLOW-
PRESSURE
SIDE
HIGH-
PRESSURE
SIDE
DUAL
PRESSURE
SWITCH
ENGINE-
ECU
ENGINE-
A/T-ECU
RELAY
BOX
(FUSE )5