Mitsubishi Galant 9G. Manual - part 780

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-562

STEP 15. Check for open circuit and harness damage
between crankshaft position sensor intermediate
connector B-119 (terminal No. 3) and PCM connector B-22
(terminal No. 113).
Q: Is the harness wire in good condition?

YES : Replace the PCM. Then go to Step 22.
NO : Repair it. Then go to Step 22.

STEP 16. Check harness connector B-17X at the MFI relay
for damage.
Q: Is the harness connector in good condition?

YES : Go to Step 17.
NO : Repair or replace it. Refer to GROUP 00E, Harness

Connector Inspection

P.00E-2

. Then go to Step 22.

AK303860

CONNECTOR: B-119

B-119 (GR)

HARNESS
CONNECTOR:
COMPONENT SIDE

AK303016

104

93 92 91

99 98 97

103 102 101 100

108 107 106 105

113 112 111 110 109

CONNECTOR: B-22

B-22 (B)

PCM

HARNESS CONNECTOR:
COMPONENT SIDE

AIR CLEANER

AK303806

CONNECTOR: B-17X

B-17X

RELAY BOX
TRIANGLE
MARK

HARNESS CONNECTOR:
COMPONENT SIDE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-563

STEP 17. Check harness connector B-22 at PCM for
damage.
Q: Is the harness connector in good condition?

YES : Go to Step 18.
NO : Repair or replace it. Refer to GROUP 00E, Harness

Connector Inspection

P.00E-2

. Then go to Step 22.

STEP 18. Check for harness damage between MFI relay
connector B-17X (terminal No. 4) and crankshaft position
sensor intermediate connector B-119 (terminal No. 1).
Q: Is the harness wire in good condition?

YES : Go to Step 19.
NO : Repair it. Then go to Step 22.

AK303016

104

93 92 91

99 98 97

103 102 101 100

108 107 106 105

113 112 111 110 109

CONNECTOR: B-22

B-22 (B)

PCM

HARNESS CONNECTOR:
COMPONENT SIDE

AIR CLEANER

AK303806

CONNECTOR: B-17X

B-17X

RELAY BOX
TRIANGLE
MARK

HARNESS CONNECTOR:
COMPONENT SIDE

AK303860

CONNECTOR: B-119

B-119 (GR)

HARNESS
CONNECTOR:
COMPONENT SIDE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-564

STEP 19. Check for harness damage between crankshaft
position sensor intermediate connector B-119 (terminal
No. 2) and PCM connector B-22 (terminal No. 103).
Q: Is the harness wire in good condition?

YES : Go to Step 20.
NO : Repair it. Then go to Step 22.

STEP 20. Check harness connector B-119-1 at crankshaft
position sensor for damage.
Q: Is the harness connector in good condition?

YES : Go to Step 21.
NO : Repair or replace it. Refer to GROUP 00E, Harness

Connector Inspection

P.00E-2

. Then go to Step 22.

AK303860

CONNECTOR: B-119

B-119 (GR)

HARNESS
CONNECTOR:
COMPONENT SIDE

AK303016

104

93 92 91

99 98 97

103 102 101 100

108 107 106 105

113 112 111 110 109

CONNECTOR: B-22

B-22 (B)

PCM

HARNESS CONNECTOR:
COMPONENT SIDE

AIR CLEANER

AK302167

B-119-1 (GR)

CONNECTOR: B-119-1

HARNESS CONNECTOR:
COMPONENT SIDE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-565

STEP 21. Check for open circuit and short circuit to
ground and harness damage between crankshaft position
sensor intermediate connector B-119 and crankshaft
position sensor connector B-119-1.
Q: Is the harness wire in good condition?

YES : Replace the crankshaft position sensor. Then go to

Step 22.

NO : Replace the timing belt cover (lower). Then go to Step

22.

STEP 22. 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

P.13A-6

(2) Check the diagnostic trouble code (DTC).
Q: Is DTC P0335 set?

YES : Retry the troubleshooting.
NO : The inspection is complete.

AK303860