Mitsubishi Colt Ralliart. Manual — part 182
TROUBLESHOOTING <CVT>
CVT
23A-71
STEP 5. Connector check: A-114
engine-CVT-ECU connector.
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
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L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Repair the defective connector.
STEP 6. M.U.T.-III data list
Item 11: Primary pressure sensor (Refer to Data List
Table
Q: Is the check result normal?
YES :
Intermittent malfunction (Refer to GROUP
00
− How to Cope with Intermittent
).
NO :
Replace the engine-CVT-ECU.
STEP 7. Connector check: A-114
engine-CVT-ECU connector.
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
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66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 8.
NO :
Repair the defective connector.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-72
STEP 8. Check the harness between primary
pressure sensor connector A-118 terminal No.3
and engine-CVT-ECU connector A-114 terminal
No.42.
AC206690
AF
Connector: A-118
A-118 (B)
Harness side
1
2
3
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
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65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check the earth line for open circuit.
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Repair the wiring harness.
STEP 9. Measure the voltage at primary pressure
sensor connector A-118.
AC206690
AF
Connector: A-118
A-118 (B)
Harness side
1
2
3
(1) Disconnect the connector, and measure the
voltage between terminal 1 and earth at the
wiring harness side.
(2) Turn the ignition switch to the ON position.
OK: 4.9
− 5.1 V
Q: Is the check result normal?
YES :
Go to Step 15.
NO :
Go to Step 10.
STEP 10. Measure the voltage at
engine-CVT-ECU connector A-114.
(1) Connect primary pressure sensor connector
A-118.
AC403088AF
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
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66
L
A-114 Check connector (special tool)
Engine-CVT-ECU
Battery
(GR)
(2) Disconnect the engine-CVT-ECU connector, and
connect the special tool Power plant ECU check
harness (MB991987).
(3) Turn the ignition switch to the ON position.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-73
(4) Use the special tool Check connector to measure
the voltage between engine-CVT-ECU connector
A-114 terminal No.58 and earth.
OK: 4.9
− 5.1 V
Q: Is the check result normal?
YES :
Go to Step 13.
NO :
Go to Step 11.
STEP 11. Connector check: A-114
engine-CVT-ECU connector.
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
12
13
14
15
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55
56
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58
59
60
61
62
63
64
65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 12.
NO :
Repair the defective connector.
STEP 12. Check the harness between primary
pressure sensor connector A-118 terminal No.1
and engine-CVT-ECU connector A-114 terminal
No.58.
AC206690
AF
Connector: A-118
A-118 (B)
Harness side
1
2
3
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
12
13
14
15
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51
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53
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55
56
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58
59
60
61
62
63
64
65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check the power supply line for short-circuited.
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Repair the wiring harness.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-74
STEP 13. Connector check: A-114
engine-CVT-ECU connector.
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 14.
NO :
Repair the defective connector.
STEP 14. Check the harness between primary
pressure sensor connector A-118 terminal No.1
and engine-CVT-ECU connector A-114 terminal
No.58.
AC206690
AF
Connector: A-118
A-118 (B)
Harness side
1
2
3
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
9
7
8
10
11
12
13
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15
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55
56
57
58
59
60
61
62
63
64
65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check the power supply line for open circuit.
Q: Is the check result normal?
YES :
Go to Step 6.
NO :
Repair the wiring harness.
Main
Index
Group
TOC
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