Mitsubishi Galant (2004+). Manual — part 795

SENSORS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-25

SENSORS

REMOVAL AND INSTALLATION

M1554001900088

Required Special Tools:

• MB991958: Scan Tool (MUT-III Sub Assembly)

• MB991824: Vehicle Communication Interface

(V.C.I.)

• MB991827: MUT-III USB Cable

• MB991910: MUT-III Main Harness A

AC306634

3

1

2

AB

INTERIOR TEMPERATURE
SENSOR REMOVAL STEPS

•

LOWER PANEL (REFER TO
GROUP 52A, INSTRUMENT
PANEL

P.52A-3

).

1.

INTERIOR TEMPERATURE
SENSOR

2.

ASPIRATOR HOSE

PHOTO SENSOR REMOVAL
STEPS

3.

PHOTO SENSOR

SENSORS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-26

INSPECTION

M1554002000077

.

INTERIOR TEMPERATURE SENSOR CHECK
When the resistance between the sensor terminals is mea-
sured under two or more temperature conditions, the resis-
tance should approximately satisfy the illustrated values.
NOTE:

The temperature conditions when checking should not

exceed the range shown in the diagram.

.

PHOTO SENSOR CHECK

1. Connect scan tool MB991958, and check the data list of the

photo sensor. (Refer to

P.55B-4

)

2. Check that the displayed value changes when you cover

the photo sensor with your hands.

AC305231CK

CONNECTOR: C-123

HARNESS SIDE

AC103488 AC

RESISTANCE
(k

Ω)

TEMPERATURE ˚C (˚F)

20

15

10

5

0

0

20

40

60

80

-10

(32) (68) (104) (140) (176)

(14)

OTHER PARTS

TSB Revision

AUTOMATIC AIR CONDITIONING

55B-27

OTHER PARTS

OTHER PARTS MAINTENANCE SERVICE POINTS

M1554004000095

The following maintenance service points are the
same as for the manual A/C.

ITEM

REFERENCE
PAGE

ON-VEHICLE
SERVICE

REFRIGERANT
LEVEL TEST

P.55A-263

AIR
CONDITIONING
COMPRESSOR
CLUTCH TEST

P.55A-283

SIMPLE
INSPECTION OF
THE A/C
PRESSURE
SENSOR

P.55A-263

COMPRESSOR
DRIVE BELT
ADJUSTMENT

P.55A-264

CHARGING,
DISCHARGING

P.55A-264

PERFORMANCE
TEST

P.55A-265

REFRIGERANT
LEAK REPAIR

P.55A-266

COMPRESSOR
NOISE CHECK

P.55A-266

POWER RELAY
CONTINUITY
CHECK

P.55A-267

IDLE-UP
OPERATION
CHECK

P.55A-269

HEATER CONTROL (A/C-ECU)

P.55A-270

HEATER CASE, BLOWER CASE

P.55A-273

MOTORS AND TRANSISTOR

P.55A-277

AMBIENT AIR TEMPERATURE
SENSOR

P.55A-280

COMPRESSOR AND TENSION
PULLEY

P.55A-281

CONDENSER

P.55A-287

REFRIGERANT LINE

P.55A-289

DUCTS

P.55A-292

REAR VENTILATION DUCT

P.55A-292

ITEM

REFERENCE
PAGE

NOTES