Mitsubishi Galant (2004+). Manual - part 883

 

  Index      Mitsubishi     Mitsubishi Galant - service repair manual 2004 year

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  881  882  883  884   ..

 

 

Mitsubishi Galant (2004+). Manual - part 883

 

 

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-349

(3) Measure the voltage between terminal No. 125 and ground.

• Voltage should be battery positive voltage.

(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is battery positive voltage (approximately 12 volts) 

present?
YES : 
Go to Step 8.
NO :  Go to Step 6.

STEP 6. Check harness connector B-23 at PCM for 
damage.

Q: Is the harness connector in good condition?

YES : Go to Step 7.
NO :  Repair or replace it. Refer to GROUP 00E, Harness 

Connector Inspection 

P.00E-2

. Then go to Step 12. 

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

AK203111AB

POWER PLANT ECU 
CHECK HARNESS 
CONNECTOR 

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) <2.4L ENGINE>

13A-350

STEP 7. Check for open circuit or short circuit to ground 
between cylinder 2, 3 heated oxygen sensor (front) 
connector B-36 (terminal No. 3) and PCM connector B-23 
(terminal No. 125).

Q: Is the harness wire in good condition?

YES : Replace the PCM. Then go to Step 12. 
NO :  Repair it. Then go to Step 12.

AK303830

1

2

3

4

AB

CONNECTOR: B-36 

B-36 (GR)

CYLINDER 2, 3
HEATED OXYGEN
SENSOR (FRONT)

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) <2.4L ENGINE>

13A-351

STEP 8. Check harness connector B-23 at PCM for 
damage.

Q: Is the harness connector in good condition?

YES : Go to Step 9.
NO :  Repair or replace it. Refer to GROUP 00E, Harness 

Connector Inspection 

P.00E-2

. Then go to Step 12. 

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) <2.4L ENGINE>

13A-352

STEP 9. Check for harness damage between MFI relay 
connector B-17X (terminal No. 4) and cylinder 2, 3 heated 
oxygen sensor (front) connector B-36 (terminal No. 1).

Q: Is the harness wire in good condition?

YES : Go to Step 10.
NO :  Repair it. Then go to Step 12.

AK303806

2

1

3

4

AB

CONNECTOR: B-17X

B-17X

RELAY BOX
TRIANGLE 
MARK

HARNESS CONNECTOR:
COMPONENT SIDE

AK303830

1

2

3

4

AB

CONNECTOR: B-36 

B-36 (GR)

CYLINDER 2, 3
HEATED OXYGEN
SENSOR (FRONT)

HARNESS
CONNECTOR:
COMPONENT SIDE

 

 

 

 

 

 

 

Content   ..  881  882  883  884   ..