Mitsubishi Montero (2002-2004). Manual — part 68
INSIDE/OUTSIDE AIR CHANGEOVER DAMPER MOTOR ASSEMBLY
TSB Revision
HEATER, AIR CONDITIONING AND VENTILATION
55A-135
INSPECTION
M1551003500054
INSIDE/OUTSIDE AIR CHANGEOVER DAMPER
MOTOR CHECK
CAUTION
Disconnect the battery negative terminal when the damper
is in the inside/outside air position.
Check the outside/inside air selection damper control motor by
the following procedures.
LEVER POSITION BATTERY
CONNECTION
LEVER
OPERATION
At the inside air
position
• Connect
terminal 1 to the
positive battery
terminal
• Connect
terminal 2 to the
negative battery
terminal
The lever moves
from the inside air
position to the
outside air position
At the outside air
position
• Connect
terminal 1 to the
positive battery
terminal
• Connect
terminal 3 to the
negative battery
terminal
The lever moves
from the outside air
position to the
inside air position
2 3
1
AC001041AB
OUTSIDE
AIR
INSIDE AIR
SENSORS
TSB Revision
HEATER, AIR CONDITIONING AND VENTILATION
55A-136
SENSORS
REMOVAL AND INSTALLATION
M1552007600056
INSPECTION
M1552007700042
AIR THERMO SENSOR CHECK
NOTE: The temperature conditions when checking should not
exceed the range shown in the diagram.
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.
AC205083AB
1
2
REMOVAL STEPS
•
LOWER PANEL (REFER TO GROUP
52A, INSTRUMENT PANEL
1.
AIR THERMO SENSOR CLIP
2.
AUTOMATIC COMPRESSOR
CONTROLLER AND AIR THERMO
SENSOR
REMOVAL STEPS (Continued)
AC001043
RESISTANCE k
Ω
8
6
4
2
0
-10
0
10
20
30
40
TEMPERATURE ˚C(˚F)
AB
(14)
(32)
(50)
(86)
(104)
(68)
REAR HEATER SWITCH AND FRONT REAR FAN SWITCH
TSB Revision
HEATER, AIR CONDITIONING AND VENTILATION
55A-137
REAR HEATER SWITCH AND FRONT REAR FAN SWITCH
REMOVAL AND INSTALLATION
M1551005700032
AC001044
AC000724
1
2, 3, 4
AC
REMOVAL STEPS
1.
REAR FAN CONTROL SWITCH
2.
REAR HEATER SWITCH
<VEHICLES WITH REAR HEATER>
3.
REAR COOLER SWITCH
<VEHICLES WITH REAR COOLER>
4.
REAR A/C SWITCH <VEHICLES
WITH REAR A/C>
REMOVAL STEPS (Continued)
REAR HEATER SWITCH AND FRONT REAR FAN SWITCH
TSB Revision
HEATER, AIR CONDITIONING AND VENTILATION
55A-138
INSPECTION
M1551005800039
REAR HEATER SWITCH <VEHICLES WITH REAR
HEATER>, REAR COOLER SWITCH <VEHICLES
WITH REAR COOLER> OR REAR A/C SWITCH
<VEHICLES WITH REAR A/C> CHECK
.
BLOWER SWITCH CHECK
Follow the table below to check the rear blower switch for conti-
nuity.
.
REAR FAN SWITCH CHECK
Follow the table below to check the rear fan switch for continu-
ity.
.
TEMPERATURE SWITCH CHECK
Connect the tester between the connector terminal number 3
and number 5, between the terminal number 5 and number 13
and make sure that the resistance value changes slowly within
the standard value.
Standard value: 0
− 3 kΩ
REAR FAN CONTROL SWITCH
Follow the table below to check the front rear fan switch for
continuity.
BLOWER SWITCH
POSITION
TESTER
CONNECTION
SPECIFIED
CONDITION
1 (LO)
1
− 4
Less than 2 ohms
2 (ME)
1
− 6
Less than 2 ohms
3 (HI)
1
− 7
Less than 2 ohms
REAR FAN
SWITCH
POSITION
TESTER
CONNECTION
SPECIFIED
CONDITION
OFF
8
− 9
Less than 2 ohms
ON (while pushing) 2
− 8
Less than 2 ohms
AC205161
1
7
2
8
10 11
5
13
6
14
12
4
9
3
FRONT REAR
FAN SWITCH
POSITION
TESTER
CONNECTION
SPECIFIED
CONDITION
OFF
1
− 2
Less than 2 ohms
ON
2
− 5
Less than 2 ohms
AC001045 AB
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