Mitsubishi Outlander (2003+). Manual — part 548
TROUBLESHOOTING
AUTOMATIC AIR CONDITIONER
55B-7
Diagnosis code 13, 14: Outside thermo sensor system
COMMENTS ON TROUBLE SYMPTOM
This code is set when the outside thermo sensor
circuit is open (Code No.13) or is short (Code
No.14).
Possible causes
•
Malfunction of the outside thermo sensor
•
Damaged the wiring harness and connectors
•
Malfunction of the automatic air conditioner
control panel (A/C-ECU)
DIAGNOSIS
Step 1. Check the outside thermo sensor.
Refer to
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Replace the outside thermo sensor.
A/C-ECU
OUTSIDE
THERMO
SENSOR
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
TROUBLESHOOTING
AUTOMATIC AIR CONDITIONER
55B-8
Step 2. Connector check: A-18 outside thermo
sensor connector and C-27 A/C-ECU connector
Q: Is the check result normal?
YES :
Go to Step 3.
NO :
Repair the connector.
Step 3. Check the wiring harness between A-18
outside thermo sensor connector (terminals 1
and 2) and C-27 A/C-ECU connector (terminals 20
and 7).
AC301653
Connector: A-18
A-18(BR)
AC
2
1
Harness side
AC301397
Connector: C-27
<LHD>
AX
C-27(B)
Harness side
8
2
10 9
1
5
3
4
6
7
20191817161514131211
AC308735
Connector: C-27 <RHD>
AY
C-27(B)
Harness side
8
2
10 9
1
5
3
4
6
7
20191817161514131211
AC301653
Connector: A-18
A-18(BR)
AC
2
1
Harness side
AC301397
Connector: C-27
<LHD>
AX
C-27(B)
Harness side
8
2
10 9
1
5
3
4
6
7
20191817161514131211
AC308735
Connector: C-27 <RHD>
AY
C-27(B)
Harness side
8
2
10 9
1
5
3
4
6
7
20191817161514131211
TROUBLESHOOTING
AUTOMATIC AIR CONDITIONER
55B-9
NOTE:
Prior to the wiring harness inspection, check
intermediate connector C-116, and repair if
necessary.
•
Check the sensor signal line and earth line for
open or short circuit.
Q: Is the check result normal?
YES :
Replace the automatic air conditioner
control panel (A/C-ECU)
NO :
Repair the wiring harness.
AC301395AU
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
Connector: C-116 <LHD>
AC308735
AP
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
Connector: C-116
<RHD>
TROUBLESHOOTING
AUTOMATIC AIR CONDITIONER
55B-10
Diagnosis code 15, 16: Heater water temperature sensor system
COMMENTS ON TROUBLE SYMPTOM
This code is set when the heater water temperature
sensor circuit is open (Code No.15) or is short (Code
No.16).
Possible causes
•
Malfunction of the heater water temperature
sensor
•
Damaged the wiring harness or connectors
•
Malfunction of the automatic air conditioner
control panel (A/C-ECU)
DIAGNOSIS
Step 1. Check the heater water temperature
sensor.
Refer to
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Replace the heater water temperature
sensor.
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
HEATER WATER
TEMPERATURE
SENSOR
A/C-ECU
Heater Water Temperature Sensor Circuit
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