Mitsubishi Eclipse. Manual — part 210
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-333
STEP 6. Using scan tool MB991958, check data list item 25:
Barometric Pressure Sensor.
(1) Turn the ignition switch to the "ON" position.
(2) Set scan tool MB991958 to the data reading mode for item
25, Barometric Pressure Sensor.
• When altitude is 0 m (0 foot), 101 kPa (29.8 ing).
• When altitude is 600 m (1,969 feet), 95 kPa (28.1 in.Hg).
• When altitude is 1,200 m (3,937 feet), 88 kPa (26.0
in.Hg).
• When altitude is 1,800 m (5,906 feet), 81 kPa (23.9
in.Hg).
(3) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the sensor operating properly?
YES : Go to Step 7.
NO : Refer to, DTC P2227
− Barometric Pressure Circuit
Range/Performance Problem
, DTC P2228
− Barometric Pressure Circuit Low Input
DTC P2229
− Barometric Pressure Circuit High Input
STEP 7. Check connector B-01, B-02, B-05, B-06 at injector
for damage.
Q: Is the connector in good condition?
YES : Go to Step 8.
NO : Repair or replace it. Refer to GROUP 00E, Harness
Connector Inspection
. Then go to Step 14.
AK300810
AB
MB991911
16-PIN
MB991827
MB991824
AK300737
1
2
CONNECTORS: B-01, B-02, B-05, B-06
AB
B-02 (GR)
B-01 (GR)
B-05 (GR)
B-06 (GR)
HARNESS CONNECTOR:
COMPONENT SIDE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-334
STEP 8. Check the injector.
(1) Disconnect each injector connector.
(2) Measure the resistance between injector side connector
terminal No. 1 and No. 2.
Standard value: 13
− 16 ohms [at 20°C (68°F)]
Q: Is the resistance between 13 and 16 ohms?
YES : Go to Step 9.
NO : Replace the injector. Then go to Step 14.
AK300737
1
2
CONNECTORS: B-01, B-02, B-05, B-06
AB
B-02 (GR)
B-01 (GR)
B-05 (GR)
B-06 (GR)
HARNESS CONNECTOR:
COMPONENT SIDE
AK000559
2
1
INJECTOR SIDE
CONNECTOR
AB
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-335
STEP 9. Check connector C-49 at ECM <M/T> or connector
C-50 at PCM <A/T> for damage.
Q: Is the connector in good condition?
YES : Go to Step 10.
NO : Repair or replace it. Refer to GROUP 00E, Harness
Connector Inspection
. Then go to Step 14.
AK300413
1
14
4
19
5
22
6
17
8
15
9
18
7
20
16
2
21
23
26
24
25
3
10
11
12
13
CONNECTOR: C-49 <M/T>
C-49 (G)
AB
HARNESS CONNECTOR:
COMPONENT SIDE
AK300414
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
31
32
33
34
35
1
10
C-50 (GR)
CONNECTOR: C-50 <A/T>
AB
HARNESS CONNECTOR:
COMPONENT SIDE
MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS
TSB Revision
MULTIPORT FUEL INJECTION (MFI) <2.4L>
13A-336
STEP 10. Check for harness damage between injector
connector and ECM connector <M/T> or PCM connector
<A/T>.
a. Check the harness wire between injector connector B-01
(terminal No. 2) and ECM connector C-49 (terminal No. 1)
<M/T> or PCM connector C-50 (terminal No. 1) <A/T> when
checking No. 1 cylinder.
b. Check the harness wire between injector connector B-02
(terminal No. 2) and ECM connector C-49 (terminal No. 14)
<M/T> or PCM connector C-50 (terminal No. 9) <A/T> when
checking No. 2 cylinder.
c. Check the harness wire between injector connector B-05
(terminal No. 2) and ECM connector C-49 (terminal No. 2)
<M/T> or PCM connector C-50 (terminal No. 24) <A/T>
when checking No. 3 cylinder.
d. Check the harness wire between injector connector B-06
(terminal No. 2) and ECM connector C-49 (terminal No. 15)
<M/T> or PCM connector C-50 (terminal No. 2) <A/T> when
checking No. 4 cylinder.
Q: Is the harness wire in good condition?
YES : Go to Step 11.
NO : Repair it. Then go to Step 14.
STEP 11. Check the fuel pressure.
Refer to, Fuel Pressure Test
.
Q: Is the fuel pressure normal?
YES : Go to Step 12.
NO : Repair or replace it. Then go to Step 14.
AK300737
1
2
CONNECTORS: B-01, B-02, B-05, B-06
AB
B-02 (GR)
B-01 (GR)
B-05 (GR)
B-06 (GR)
HARNESS CONNECTOR:
COMPONENT SIDE
AK300413
1
14
4
19
5
22
6
17
8
15
9
18
7
20
16
2
21
23
26
24
25
3
10
11
12
13
CONNECTOR: C-49 <M/T>
C-49 (G)
AB
HARNESS CONNECTOR:
COMPONENT SIDE
AK300414
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
31
32
33
34
35
1
10
C-50 (GR)
CONNECTOR: C-50 <A/T>
AB
HARNESS CONNECTOR:
COMPONENT SIDE
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