Mitsubishi Eclipse. Manual — part 621
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-1027
(2) Measure the voltage between terminal 57 <M/T> or 49
<A/T> and ground.
• Voltage should be battery positive voltage.
Q: Is battery positive voltage (approximately 12 volts)
present?
YES : Go to Step 9.
NO : Repair harness wire between MFI relay connector
A-18X terminal 3 and ECM connector C-58 terminal
57 <M/T> or PCM connector C-55 terminal 49 <A/T>
because of open circuit. Then confirm that the
malfunction symptom is eliminated.
AK000378AE
47 46 45
41
42
43
44
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
<M/T>
C-58 HARNESS
CONNECTOR:
COMPONENT SIDE
AK000379AG
<A/T>
C-55 HARNESS
CONNECTOR:
COMPONENT 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
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-1028
STEP 9. Check the power supply voltage at ECM harness
side connector C-58 <M/T> or PCM harness side connector
C-55 <A/T>.
(1) Disconnect the connector C-58 <M/T> or C-55 <A/T> and
measure at the harness side.
AK300462
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
CONNECTOR: C-55 <A/T>
C-55 (GR)
AB
HARNESS CONNECTOR:
COMPONENT SIDE
AK300748
65
43
50
42
49
41
48
60
61
64
46
47
58
59
67
68
45
56
66
52 51
44
53
62
54
63
57
55
CONNECTOR: C-58 <M/T>
AB
C-58 (GR)
HARNESS CONNECTOR:
COMPONENT SIDE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-1029
(2) Using a jumper wire, connect terminal 57 <M/T> or 49
<A/T> to ground.
(3) Measure the voltage between terminal (47, 59) <M/T> or
(41, 47) <A/T> and ground.
• Voltage should be battery positive voltage.
Q: Is battery positive voltage (approximately 12 volts)
present?
YES : Replace the ECM or PCM. Then confirm that the
malfunction symptom is eliminated.
NO : Repair harness wire between MFI relay connector
A-18X terminal 4 and ECM connector C-58 terminal
(47, 59) <M/T> or PCM connector C-55 terminal (41,
47) <A/T> because of open circuit. Then confirm that
the malfunction symptom is eliminated.
AK000380AE
47 46 45
41
42
43
44
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
<M/T>
C-58 HARNESS
CONNECTOR:
COMPONENT SIDE
AKX01438
<A/T>
C-55 HARNESS
CONNECTOR:
COMPONENT 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
AQ
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-1030
INSPECTION PROCEDURE 30: Fuel pump system.
AK103099
1 2 3
4
4 5 6
1 2
GREEN
GREEN-
BLA
CK
GREEN-
BLA
CK
WHITE
WHITE
3
BLA
C
K
5
BLA
C
K
BLA
C
K
IG2
ST
LOCK
ACC
IG1
C-87
11
JUNCTION
BLOCK
R
IGNITION
SWITCH
RELAY
BOX
ENGINE CONTROL
MODULE (ECM) <M/T>
OR
POWERTRAIN CONTROL
MODULE (PCM) <A/T>
FUEL
PUMP
RELAY (1)
FUEL
PUMP
RELAY (2)
FUEL PUMP
MODULE
12
21
2
D-17
(MU802058)
1
14
11
C-112
C-108
C-108
C-101
M
GREEN
BLA
C
K
5
4
C-51 <M/T>, C-52 <A/T>
(MU803784)
2
3 4
5 6
7 8
9
11 12 13 14 15 16 17 18 19 20
30
21 22 23
24 25
26 27 28 29
3132 33
34 35
1
10
Fuel Pump Circuit
OFF
4
2
2
6
1
3
OFF
ON
ON
1
2
4
3
BATTERY
C-28
7 8
5
3 4
35
34
10 11 12
2122 23 24
13 14 15
25 26 27
16
28
17
18 19 20
29
30 31
32 33
36 37
38
9
1 2
6
3 4
1 2
C-105
C-107
3 4
1 2
1
3
2
4 5 6
C-111
MU801331
15 16
26 27 28 29
32 33 34
17 18 19 20 21 22 23 24 25
30 31
36 37
35
38
10
11 12 13
1 2 3
4 5 6 7 8 9
14
C-89
1
6
4 5
11
10
1213
15
17
16
14
19
18
8 9
7
20
2 3
2122 23 2425 26 27 28
C-108
1
6
4 5
11
10
12 13 14
8 9
7
2 3
C-112
MU801857
1
6
4
5
11
10
12
1314
8 9
7
2 3
15
C-101
15A
24
7.5A
17
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст