Mitsubishi Eclipse. Manual — part 393
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-115
STEP 3. Check the intake air temperature sensor.
(1) Disconnect the intake air temperature sensor connector
B-14.
(2) Measure the resistance between intake air temperature
sensor side connector terminal No. 5 and No. 6.
• There should be continuity. (0.30 − 20 kΩ)
Q: Is the measured resistance between 0.30 and 20 k
Ω?
YES : Go to Step 4.
NO : Replace the volume airflow sensor. Then go to Step 6.
AK300078
3
4
5
1
2
6
7
CONNECTOR: B-14
AB
B-14 (B)
HARNESS
CONNECTOR:
COMPONENT SIDE
AK000319AB
1 2 3 4 5 6 7
INTAKE AIR TEMPERATURE
SENSOR SIDE CONNECTOR
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <3.0L>
13B-116
STEP 4. Check for short circuit to ground between intake
air temperature sensor connector B-14 and ECM
connector C-58 <M/T> or PCM connector C-55 <A/T>.
Q: Is the harness wire in good condition?
YES : Go to Step 5.
NO : Repair it. Then go to Step 6.
AK300078
3
4
5
1
2
6
7
CONNECTOR: B-14
AB
B-14 (B)
HARNESS
CONNECTOR:
COMPONENT 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-117
STEP 5. Check connector C-58 at ECM <M/T> or connector
C-55 at PCM <A/T> for damage.
Q: Is the connector in good condition?
YES : Replace the ECM or PCM. Then go to Step 6.
NO : Repair or replace it. Refer to GROUP 00E, Harness
Connector Inspection
. Then go to Step 6.
STEP 6. Test the OBD-II drive cycle.
(1) Carry out a test drive with the drive cycle pattern. Refer to
Diagnostic Function
− OBD-II Drive Cycle − Procedure 6 −
Other Monitor
(2) Check the diagnostic trouble code (DTC).
Q: Is DTC P0112 set?
YES : Retry the troubleshooting.
NO : The inspection is complete.
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-118
DTC P0113: Intake air temperature Circuit High Input
.
AK300838
2 3
7
4 5 6
1
BR
O
W
N
RED-BLUE
34 <M/T>*1
16 <A/T>*3
62 <M/T>*2
64 <A/T>*4
B-14
INTAKE AIR TEMPERATURE SENSOR
(INCORPORATED IN VOLUME
AIRFLOW SENSOR)
ENGINE CONTROL MODULE (ECM) <M/T>
OR
POWERTRAIN CONTROL MODULE (PCM) <A/T>
5
6
5 V
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
C-58 <M/T>
(MU803782)
C-55 <A/T>
(MU803781)
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
Intake Air Temperature Sensor Circuit
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
NOTE
*1: ECM connector C-51 <M/T>
*2: ECM connector C-58 <M/T>
*3: PCM connector C-52 <A/T>
*4: PCM connector C-55 <A/T>
AK300053
CONNECTOR: B-14
AD
B-14 (B)
INTAKE AIR
TEMPERATURE
SENSOR
AK300091
CONNECTORS: C-51, C-58 <M/T>
ECM
AB
C-51 (GR)
C-58 (GR)
AK300244
CONNECTORS: C-52, C-55 <A/T>
AB
PCM
C-52 (GR)
C-55 (GR)
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