Mitsubishi Galant (2004+). Manual - part 1348

 

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Mitsubishi Galant (2004+). Manual - part 1348

 

 

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE>

13B-1085

STEP 7. Check for open circuit and short circuit to ground 
between ignition coil connector and PCM connector.

AK303233

1

2

3

AB

B-118 (GR)

B-102 (GR)

B-101 (GR)

B-117 (GR)

B-103 (GR)

B-114 (GR)

CONNECTOR: B-101, B-102, B-103, B-114,
                         B-117, B-118

HARNESS CONNECTOR:
COMPONENT SIDE

127 126 125 124 123 122 121

133 132 131 130 129 128

140 139 138 137 136 135 134

146 145 144 143 142 141

153 152 151 150 149 148 147

AK303058

HARNESS CONNECTOR: 
COMPONENT SIDE

CONNECTOR: B-23

B-23

PCM

AB

AIR CLEANER

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE>

13B-1086

NOTE: Check harness after checking intermediate connector 
B-32. If intermediate connector is damaged, repair or replace it. 
Refer to GROUP 00E, Harness Connector Inspection. Then 
confirm that the malfunction symptom is eliminated.

a. Check the harness wire between ignition coil connector 

B-101 (terminal No. 3) and PCM connector B-23 (terminal 
No. 151) at ignition coil 1.

b. Check the harness wire between ignition coil connector 

B-118 (terminal No. 3) and PCM connector B-23 (terminal 
No. 150) at ignition coil 2.

c. Check the harness wire between ignition coil connector 

B-102 (terminal No. 3) and PCM connector B-23 (terminal 
No. 144) at ignition coil 3.

d. Check the harness wire between ignition coil connector 

B-117 (terminal No. 3) and PCM connector B-23 (terminal 
No. 148) at ignition coil 4.

e. Check the harness wire between ignition coil connector 

B-103 (terminal No. 3) and PCM connector B-23 (terminal 
No. 143) at ignition coil 5.

f. Check the harness wire between ignition coil connector 

B-114 (terminal No. 3) and PCM connector B-23 (terminal 
No. 134) at ignition coil 6.

Q: Is the harness wire in good condition?

YES : Replace the PCM. Then confirm that the malfunction 

symptom is eliminated.

NO :  Repair it. Then confirm that the malfunction symptom 

is eliminated.

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE>

13B-1087

STEP 8. Check for harness damage between ignition coil 
connector and PCM connector.

AK303233

1

2

3

AB

B-118 (GR)

B-102 (GR)

B-101 (GR)

B-117 (GR)

B-103 (GR)

B-114 (GR)

CONNECTOR: B-101, B-102, B-103, B-114,
                         B-117, B-118

HARNESS CONNECTOR:
COMPONENT SIDE

127 126 125 124 123 122 121

133 132 131 130 129 128

140 139 138 137 136 135 134

146 145 144 143 142 141

153 152 151 150 149 148 147

AK303058

HARNESS CONNECTOR: 
COMPONENT SIDE

CONNECTOR: B-23

B-23

PCM

AB

AIR CLEANER

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE>

13B-1088

NOTE: Check harness after checking intermediate connector 
B-32. If intermediate connector is damaged, repair or replace it. 
Refer to GROUP 00E, Harness Connector Inspection. Then 
confirm that the malfunction symptom is eliminated.

a. Check the harness wire between ignition coil connector 

B-101 (terminal No. 3) and PCM connector B-23 (terminal 
No. 151) at ignition coil 1.

b. Check the harness wire between ignition coil connector 

B-118 (terminal No. 3) and PCM connector B-23 (terminal 
No. 150) at ignition coil 2.

c. Check the harness wire between ignition coil connector 

B-102 (terminal No. 3) and PCM connector B-23 (terminal 
No. 144) at ignition coil 3.

d. Check the harness wire between ignition coil connector 

B-117 (terminal No. 3) and PCM connector B-23 (terminal 
No. 148) at ignition coil 4.

e. Check the harness wire between ignition coil connector 

B-103 (terminal No. 3) and PCM connector B-23 (terminal 
No. 143) at ignition coil 5.

f. Check the harness wire between ignition coil connector 

B-114 (terminal No. 3) and PCM connector B-23 (terminal 
No. 134) at ignition coil 6.

Q: Is the harness wire in good condition?

YES : Replace the PCM. Then confirm that the malfunction 

symptom is eliminated.

NO :  Repair it. Then confirm that the malfunction symptom 

is eliminated.

 

 

 

 

 

 

 

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