Mitsubishi Colt Ralliart. Manual — part 176
TROUBLESHOOTING <CVT>
CVT
23A-47
STEP 29. Connector check: A-114
engine-CVT-ECU connector.
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
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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 30.
NO :
Repair the defective connector.
STEP 30. Check the harness between secondary
speed sensor connector A-112 terminal No.1 and
engine-CVT-ECU connector A-114 terminal No.60.
AC314193
Connector: A-112
AC
A-112 (B)
Transmission
control cable
Harness side
1
2
3
AC403088AG
A-114
Connector: A-114
6
4
2
5
3
1
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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 28.
NO :
Repair the wiring harness.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-48
STEP 31. Measure the voltage at secondary
speed sensor connector A-112.
AC314193
Connector: A-112
AC
A-112 (B)
Transmission
control cable
Harness side
1
2
3
(1) Disconnect the connector, and measure the
voltage between terminal 3 and earth at the
wiring harness side.
(2) Turn the ignition switch to the ON position.
OK: System voltage
Q: Is the check result normal?
YES :
Go to Step 34.
NO :
Go to Step 32.
STEP 32. Connectors check: A-17 intermediate
connector, B-112 J/B connector.
AC313811 AG
Connector: A-17
A-17 (B)
AC313824 AO
Connector: B-112
Harness side
Junction block (Front view)
Check for the contact with terminals.
Q: Is the check result normal?
YES :
Go to Step 33.
NO :
Repair the defective connector.
STEP 33. Check the harness between secondary
speed sensor connector A-112 terminal No.3 and
J/B connector B-112 terminal No.6.
AC314193
Connector: A-112
AC
A-112 (B)
Transmission
control cable
Harness side
1
2
3
AC313824 AO
Connector: B-112
Harness side
Junction block (Front view)
Check the power supply line for short-circuited or
open circuit.
Q: Is the check result normal?
YES :
Go to Step 28.
NO :
Repair the wiring harness.
STEP 34. Measure the voltage at secondary
speed sensor connector A-112.
AC314193
Connector: A-112
AC
A-112 (B)
Transmission
control cable
Harness side
1
2
3
(1) Disconnect the connector, and measure the
voltage between terminal 2 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 40.
NO :
Go to Step 35.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-49
STEP 35. Measure the voltage at
engine-CVT-ECU connector A-114.
(1) Connect secondary speed sensor connector
A-112.
AC403088AF
A-114
Connector: A-114
6
4
2
5
3
1
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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.
(4) Use the special tool Check connector to measure
the voltage between engine-CVT-ECU connector
A-114 terminal No.45 and earth.
OK: 4.9
− 5.1 V
Q: Is the check result normal?
YES : .
Go to Step 38.
NO : .
Go to Step 36.
STEP 36. 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
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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 37.
NO :
Repair the defective connector.
Main
Index
Group
TOC
TROUBLESHOOTING <CVT>
CVT
23A-50
STEP 37. Check the harness between secondary
speed sensor connector A-112 terminal No.2 and
engine-CVT-ECU connector A-114 terminal No.45.
AC314193
Connector: A-112
AC
A-112 (B)
Transmission
control cable
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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64
65
66
L
A-114 Harness side connector
Engine-CVT-ECU
Battery
(GR)
Check the output line for short-circuited.
Q: Is the check result normal?
YES :
Go to Step 28.
NO :
Repair the wiring harness.
STEP 38. 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
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24
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27
28
29
30
31
32
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34
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39
40
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46
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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 39.
NO :
Repair the defective connector.
Main
Index
Group
TOC
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