Mitsubishi 380. Manual - part 210

 

  Index      Mitsubishi     Mitsubishi 380 - service repair manual 2005 year

 

Search            

 

 

 

 

 

 

 

  

 

Content   ..  208  209  210  211   ..

 

 

Mitsubishi 380. Manual - part 210

 

 

AUTO A/C DIAGNOSIS

HEATER, AIR CONDITIONING AND VENTILATION

55-136

ACTUATOR TEST REFERENCE

M1554005200133

MUT-III DIAGNOSTIC 
TOOL DISPLAY

ITEM NO.

INSPECTION ITEM

DRIVE CONTENT

Blower fan: OFF

83

Blower motor

OFF

Blower fan: Middle

84

Middle speed

Blower fan: High

85

High speed

Air mix damper motor: 
0%

42

Air mixing damper control motor

Opening degree: approx. 
0% (Max cool)

Air mix damper motor: 
100%

43

Opening degree: approx. 
100% (Max hot)

Air outlet c/o damper: 
FACE

70

Mode selection damper control 
motor

FACE

Air outlet c/o damper: Bi_ 
Level

67

FOOT/FACE

Air outlet c/o damper: 
FOOT

71

FOOT

Air outlet c/o damper: 
DEF/FOOT

69

DEF/FOOT

Air outlet c/o damper: 
DEF

68

DEF

Idle up request: high load 74

Idle speed

HIGH idle up

Idle up request: low load 75

LOW idle up

Idle up request: OFF

76

OFF

Rear defogger switch: 
OFF

40

Rear window defogger switch

Rear window defogger: OFF

Rear defogger switch: 
ON

41

Rear window defogger: ON

Idle up request: OFF

50

Idle up operation

Idle up: OFF

Idle up request: low load 51

Idle up: low load

Idle up request: high load 52

Idle up: high load

Condenser: 0%

77

Condenser fan

OFF

Condenser: 50%

79

Middle speed

Rheostat: 0%

80

Rheostat- Illumination control

OFF

Rheostat: 100%

81

Full duty

Rheostat: 50%

82

Half duty

AUTO A/C DIAGNOSIS

HEATER, AIR CONDITIONING AND VENTILATION

55-137

CHECK AT A/C-ECU TERMINAL

M1552010300572

8

2

1

5

3 4

6 7

9 10

20

19

18

17

16

15

14

13

12

11

32

24

29

21

31

30

2223

27

35

33

25

34

26

36

28

AC210339

C-15

C-16

AB

TERMINAL 
NO.

CHECK ITEM

CHECKING REQUIREMENTS

NORMAL CONDITION

1

Air mixing damper control motor When the air mix damper is 

moved to the MAX. COOL 
position. 

10 V

When the air mix damper is 
moved to the MAX. HOT 
position. 

0.5 V

2

Air mixing damper control motor When the air mix damper is 

moved to the MAX. COOL 
position. 

0.5 V

When the air mix damper is 
moved to the MAX. HOT 
position. 

10 V

3

Back-up power supply

Always

Battery positive voltage

4

Mode selection damper control 
motor (DEF)

When the damper is moved to 
the FACE position. 

0.5 V

When the damper is moved to 
the DEF position. 

10 V

5

Outside/inside air selection 
damper control motor (outside)

When the damper is moved to 
the inside air recirculation 
position.

0.5 V

When the damper is moved to 
the outside air induction 
position.

0 V (when the motor is 
stopped)

6

Outside/inside air selection 
damper control motor (inside)

When the damper is moved to 
the inside air recirculation 
position.

0 V (when the motor is 
stopped)

When the damper is moved to 
the outside air induction 
position.

0.5 V

8

Rear defogger relay

Ignition switch: ON

Battery positive voltage

9

Front blower relay

Ignition switch: ON

Battery positive voltage

10

A/C compressor relay

A/C compressor relay: ON

Battery positive voltage

11

Mode selection damper control 
motor (FACE)

When the damper is moved to 
the FACE position. 

10 V

When the damper is moved to 
the DEF position. 

0.5 V

12

A/C pressure sensor

Ignition switch: ON

5 V

AUTO A/C DIAGNOSIS

HEATER, AIR CONDITIONING AND VENTILATION

55-138

16

Potentiometer power supply

Ignition switch: ON

5 V

17

Power transistor (BASE)

When the blower speed 
selection dial shows Maximum 
air volume.

1 V

18

Power transistor 
(COLLECTOR)

When the blower speed 
selection dial shows Maximum 
air volume.

12.1 V

19

Photo sensor

Ignition switch: ON

5 V

20

Sensors and potentiometers 
ground

Always

0 V

21

Mode selection damper control 
motor potentiometer input

When the damper is moved to 
the FACE position. 

4 V

22

Interior temperature sensor

Ignition switch: ON

5 V

23

Ambient temperature sensor 
input

When sensor temperature is 
25

°C (77°F) [4 kΩ]

1.9 V

24

Air thermo sensor input

When sensor temperature is 
25

°C (77°F) [1.5 kΩ]

2.2 V

25

Photo sensor ground

Ignition switch: ON

0 V

26

A/C pressure sensor

at 2.6 MPa

3.9 V

27

Ground

Always

0 V

28

Power supply to the ignition 
switch (IG2)

Ignition switch: ON

Battery positive voltage

29

Air mixing damper control motor 
potentiometer input

When the damper door is 
moved to the MAX. HOT 
position.

1.4 V

30

Illumination ground

Always

0 V

31

ILL power supply

Lighting switch: ON

Battery positive voltage

34

A/C pressure sensor ground

Always

0 V

36

Power supply to the ignition 
switch (ACC)

Ignition switch: ON

Battery positive voltage

TERMINAL 
NO.

CHECK ITEM

CHECKING REQUIREMENTS

NORMAL CONDITION

SPECIAL TOOLS

HEATER, AIR CONDITIONING AND VENTILATION

55-139

SPECIAL TOOLS

M1552000600334

TOOL

TOOL NUMBER 
AND NAME

SUPERSESSION

APPLICATION

MB991367 
Special spanner

MB991367-01

Armature mounting nut of 
compressor removal and 
installation

MB991386 Pin

MIT217213

Armature mounting nut of 
compressor removal and 
installation

MB991658
Test harness set

Tool not available

Inspection of throttle position 
sensor

B991367

MB991658

 

 

 

 

 

 

 

Content   ..  208  209  210  211   ..