Mitsubishi Eclipse. Manual — part 146
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-77
STEP 6. Check connector B-04 at the manifold absolute
pressure sensor and connector C-60 at ECM <M/T> or
connector C-57 at PCM <A/T> for damage.
Q: Is the connector in good condition?
YES : Repair harness wire between manifold absolute
pressure sensor connector B-102 (terminal No. 1) and
ECM connector C-60 (terminal No. 73) <M/T> or PCM
connector C-57 (terminal No. 91) <A/T> because of
open circuit or harness damage. Then go to Step 12.
NO : Repair or replace it. Refer to GROUP 00E, Harness
Connector Inspection
. Then go to Step 18.
AK300107
1
2
3
AB
CONNECTOR: B-04
B-04 (B)
HARNESS CONNECTOR:
COMPONENT SIDE
AK300415
82
78
8180
89
90
91
92
79
87
71
74 73 72
76 75
77
85
88
83
84
86
CONNECTOR: C-60 <M/T>
AB
C-60 (G)
HARNESS CONNECTOR:
COMPONENT SIDE
AK300735
98
78
71
88
89
76
77
72
79
91
73
80
74
75
81
92
82
83
93
84
85
94
86
87
95
96
90
97
CONNECTOR: C-57 <A/T>
C-57 (GR)
AB
HARNESS CONNECTOR:
COMPONENT SIDE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-78
STEP 7. Measure the sensor supply voltage at manifold
absolute pressure sensor connector B-04 by backprobing.
(1) Do not disconnect the connector B-04.
(2) Turn the ignition switch to the "ON" position.
(3) Measure the voltage between terminal No. 3 and ground by
backprobing.
• Voltage should be between 4.8 and 5.2 volts.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the measured voltage between 4.8 and 5.2 volts?
YES : Go to Step 12.
NO : Go to Step 8.
AK300107
1
2
3
AB
CONNECTOR: B-04
B-04 (B)
HARNESS CONNECTOR:
COMPONENT SIDE
3
2
1
AK203036
B-04 HARNESS
CONNECTOR:
HARNESS SIDE
AE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-79
STEP 8. Measure the sensor supply voltage at ECM
connector C-60 <M/T> or PCM connector C-54 <A/T> by
backprobing.
(1) Do not disconnect the connector C-60 <M/T> or connector
C-54 <A/T>.
(2) Turn the ignition switch to the "ON" position.
AK300415
82
78
8180
89
90
91
92
79
87
71
74 73 72
76 75
77
85
88
83
84
86
CONNECTOR: C-60 <M/T>
AB
C-60 (G)
HARNESS CONNECTOR:
COMPONENT SIDE
AK300412
42
43
48
49
50
51
52
53
54
55
56
57
46 45 44
58
59
60
61
62
63
64
65
66
47
41
C-54 (GR)
CONNECTOR: C-54 <A/T>
AB
HARNESS CONNECTOR:
COMPONENT SIDE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-80
(3) Measure the voltage between terminal No. 81 <M/T> or
terminal No. 46 <A/T> and ground.
• Voltage should be between 4.8 and 5.2 volts.
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the measured voltage between 4.8 and 5.2 volts?
YES : Go to Step 9.
NO : Go to Step 10.
AK000283
7172 73 74 75 76 77 78 79 80 81
82 83 84 85 86 87 88 89 90
92
91
AI
<M/T>
C-60 HARNESS
CONNECTOR:
HARNESS SIDE
AK000284 AK
<A/T>
C-54 HARNESS
CONNECTOR:
HARNESS SIDE
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
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