Mitsubishi Outlander (2003+). Manual — part 532
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55A-23
STEP 23. Check the wiring harness between C-11
resistor connector terminal No.4 and C-06
A/C-ECU connector terminal No.8.
Q: Is the check result normal?
YES :
The trouble can be an intermittent
malfunction (Refer to GROUP 00, How to
Cope with Intermittent Malfunction
NO :
Repair the wiring harness.
STEP 24. Check the magnetic clutch operation.
Refer to
.
Q: Can the sound of the magnetic clutch (click) be
heard?
YES :
Go to Step 25.
NO :
Replace the compressor magnet clutch.
STEP 25. Check the refrigerant temperature
switch.
Refer to
Q: Is the refrigerant temperature switch operating
properly?
YES :
Go to Step 26.
NO :
Replace the refrigerant temperature switch.
STEP 26. Check the air thermo sensor.
Refer to
Q: Is the air thermo sensor in good condition?
YES :
Go to Step 27.
NO :
Replace the air thermo sensor.
STEP 27. Connector check: C-10 air thermo
sensor connector and C-06 A/C-ECU connector
Q: Is the check result normal?
YES :
Go to Step 28.
NO :
Repair the connector.
AC308719
Connectors: C-06, C-11 <LHD>
C-06(B)
C-06
C-11
AS
9
1
15
7
4
121110
2
3
13
5
14
6
16
8
1
3
2
4
C-11
Harness side
Harness side
AC308719
Connectors: C-06, C-10 <LHD>
C-06(B)
C-06
C-10
AT
9
1
15
7
4
121110
2
3
13
5
14
6
16
8
C-10
Harness side
4
3
5 6
1
7
2
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55A-24
STEP 28. Check the wiring harness between C-10
air thermo sensor connector (terminals 1, 3, 4
and 5) and C-06 A/C-ECU connector (terminals
14, 16 and 13).
•
Check the air thermo sensor output and earth line
for open or short circuit.
Q: Is the check result normal?
YES :
Go to Step 29.
NO :
Repair the wiring harness.
STEP 29. Check the refrigerant level.
Refer to
.
Q: Is the refrigerant level correct?
YES :
Go to Step 30.
NO :
Correct the refrigerant level (Refer to
On-vehicle Service
).
STEP 30. Check the A/C pressure sensor
operation.
Refer to
Q: Is the A/C pressure sensor operating properly?
YES :
Go to Step 31.
NO :
Replace the A/C pressure sensor.
STEP 31. Connector check: A-02 A/C pressure
sensor connector and C-06 A/C-ECU connector
Q: Is the check result normal?
YES :
Go to Step 32.
NO :
Repair the connector.
AC308719
Connectors: C-06, C-10 <LHD>
C-06(B)
C-06
C-10
AT
9
1
15
7
4
121110
2
3
13
5
14
6
16
8
C-10
Harness side
4
3
5 6
1
7
2
AC308677
Connector: A-02 <LHD>
AI
Harness side
3 2 1
A-02(B)
AC308718
Connector: C-06 <LHD>
AZ
9
1
15
7
4
12 1110
2
3
13
5
14
6
16
8
C-06(B)
Harness side
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55A-25
STEP 32. Check the wiring harness between A-02
A/C pressure sensor connector terminal No.2
and C-06 A/C-ECU connector terminal No.15.
NOTE:
Prior to the wiring harness inspection, check interme-
diate connector C-116, and repair if necessary.
•
Check the A/C pressure sensor output line for
open or short circuit.
Q: Is the check result normal?
YES <2000> :
Go to Step 33.
YES <2400> :
Go to Step 36.
NO :
Repair the wiring harness.
STEP 33. Connector check: C-134, C-135
engine-ECU connector and C-06 A/C-ECU
connector
Q: Is the check result normal?
YES :
Go to Step 34.
NO :
Repair the connector.
AC308677
Connector: A-02 <LHD>
AI
Harness side
3 2 1
A-02(B)
AC308718
Connector: C-06 <LHD>
AZ
9
1
15
7
4
12 1110
2
3
13
5
14
6
16
8
C-06(B)
Harness side
AC308716
Connector: C-116
AY
C-116
<LHD>
9
21
33
35
24
12
3 4
7
8
5 6
39
28
41
30
18
4243
31
1920
32
40
29
1617
38
27
15
37
36
26
14
13
25
2
1
34
23
11
10
22
AC308718
Connector: C-06 <LHD>
AZ
9
1
15
7
4
12 1110
2
3
13
5
14
6
16
8
C-06(B)
Harness side
AC309482
C-134
C-135
AB
Connectors: C-134, C-135 <2000>
Harness side
C-134
C-135
22
9
14
15
2 1
3
16
1918
5 4
17
6
21
7
20
8
25
12
10
23
11
24
26
13
JAE-E
Harness side
39
31
45
37
42
34
40
41
32
33
4443
35
36
46
38
JAE-E
TROUBLESHOOTING
HEATER, AIR CONDITIONER AND VENTILATION
55A-26
STEP 34. Check the wiring harness between
C-134 engine-ECU connector terminal No.24 and
C-06 A/C-ECU connector terminal No.5.
NOTE: Prior to the wiring harness inspection, check
intermediate connector C-104, and repair if neces-
sary.
•
Check the communication line for open or short
circuit.
Q: Is the check result normal?
YES :
Go to Step 35.
NO :
Repair the wiring harness.
STEP 35. Check the wiring harness between
C-135 engine-ECU connector terminal No.45 and
C-06 A/C-ECU connector terminal No.4.
NOTE: Prior to the wiring harness inspection, check
intermediate connector C-104, and repair if neces-
sary.
•
Check the communication line for open or short
circuit.
Q: Is the check result normal?
YES :
Replace the manual air conditioner control
panel (A/C-ECU) or engine-ECU.
NO :
Repair the wiring harness.
AC308719
AR
Connectors: C-06, C-104 <LHD>
C-06(B)
C-06
9
1
15
7
4
121110
2
3
13
5
14
6
16
8
Harness side
C-104(B)
15
1
8
3
10
2
9
11
4
13
12
5
14
16
7
6
C-104
AC309474AB
Connector: C-134 <2000>
Harness side
22
9
14
15
2 1
3
16
1918
5 4
17
6
21
7
20
8
25
12
10
23
11
24
26
13
JAE-E
AC308719
AR
Connectors: C-06, C-104 <LHD>
C-06(B)
C-06
9
1
15
7
4
121110
2
3
13
5
14
6
16
8
Harness side
C-104(B)
15
1
8
3
10
2
9
11
4
13
12
5
14
16
7
6
C-104
AC309474AC
Connector: C-135 <2000>
Harness side
39
31
45
37
42
34
40
41
32
33
4443
35
36
46
38
JAE-E
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