Mitsubishi Outlander (2003+). Manual — part 47

TROUBLESHOOTING

MULTIPORT FUEL INJECTION (MFI)

13A-51

STEP 8. Check harness between B-06 (terminal
No. 1) throttle position sensor connector and C-
137 (terminal No. 81) engine-ECU connector.

œ

Check power supply line for short circuit.

Q: Is the check result normal?

YES :

Go to Step 9 .

NO :

Repair.

STEP 9. MUT-II data list

œ

Refer to Data list reference table

3

13A

 .

a. Item 14: Throttle position sensor

Q: Is the check result normal?

YES :

Intermittent malfunction (Refer to GROUP

00

-

How to Use

Troubleshooting/Inspection Service Points

3

00

).

NO :

Replace engine-ECU.

STEP 10. Measure resistance at B-06 throttle
position sensor connector.

œ

Disconnect connector, and measure at harness
side.

œ

Resistance between terminal No. 4 and earth.

OK: 2

W

or less

Q: Is the check result normal?

YES :

Go to Step 13 .

NO :

Go to Step 11 .

STEP 11. Connector check: C-137 engine-ECU
connector

Q: Is the check result normal?

YES :

Go to Step 12 .

NO :

Repair.

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

AK300254

82

78

8180

89

90

91

92

79

87

71

74 73 72

76 75

77

85

88

83

84

86

AB

CONNECTOR: C-137

C-137

Harness side connector

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

AK300254

82

78

8180

89

90

91

92

79

87

71

74 73 72

76 75

77

85

88

83

84

86

AB

CONNECTOR: C-137

C-137

Harness side connector

TROUBLESHOOTING

MULTIPORT FUEL INJECTION (MFI)

13A-52

STEP 12. Check harness between B-06 (terminal
No. 4) throttle position sensor connector and C-
137 (terminal No. 92) engine-ECU connector.

œ

Check earthing line for open circuit and damage.

Q: Is the check result normal?

YES :

Go to Step 9 .

NO :

Repair.

STEP 13. Measure voltage at B-06 throttle
position sensor connector.

œ

Use special tool test harness (MB991536) to con-
nect connector, and measure at pick-up harness.

œ

Ignition switch: ON

œ

Voltage between terminal No. 1 and earth.

OK: 4.9

-

5.1 V

Q: Is the check result normal?

YES :

Go to Step 15 .

NO :

Go to Step 14 .

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

AK300254

82

78

8180

89

90

91

92

79

87

71

74 73 72

76 75

77

85

88

83

84

86

AB

CONNECTOR: C-137

C-137

Harness side connector

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

TROUBLESHOOTING

MULTIPORT FUEL INJECTION (MFI)

13A-53

STEP 14. Connector check: C-137 engine-ECU
connector

Q: Is the check result normal?

YES :

Check and repair harness between B-06

(terminal No. 1) throttle position sensor
connector and C-137 (terminal No. 81)
engine-ECU connector.

œ

Check power supply line for damage.

NO :

Repair.

STEP 15. Measure voltage at B-06 throttle
position sensor connector.

œ

Use special tool test harness (MB991536) to con-
nect connector, and measure at pick-up harness.

œ

Ignition switch: ON

œ

Voltage between terminal No. 4 and earth.

OK: 0.5 V or less

Q: Is the check result normal?

YES :

Go to Step 17 .

NO :

Go to Step 16 .

AK300254

82

78

8180

89

90

91

92

79

87

71

74 73 72

76 75

77

85

88

83

84

86

AB

CONNECTOR: C-137

C-137

Harness side connector

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

TROUBLESHOOTING

MULTIPORT FUEL INJECTION (MFI)

13A-54

STEP 16. Connector check: C-137 engine-ECU
connector

Q: Is the check result normal?

YES :

Check and repair harness between B-06

(terminal No. 4) throttle position sensor
connector and C-137 (terminal No. 92)
engine-ECU connector.

œ

Check earthing line for damage.

NO :

Repair.

STEP 17. Measure voltage at B-06 throttle
position sensor connector.

œ

Use special tool test harness (MB991536) to con-
nect connector, and measure at pick-up harness.

œ

Ignition switch: ON

œ

Voltage between terminal No. 2 and earth.

OK:

Accelerator pedal fully released: 0.535

-

0.735

V

Accelerator pedal fully depressed: 4.5

-

5.0 V

Q: Is the check result normal?

YES :

Go to Step 20 .

NO :

Go to Step 18 .

STEP 18. Adjust throttle position sensor

œ

Adjust throttle position sensor (Refer to

3

13A

).

Q: Is the adjusted value normal?

YES :

Go to Step 19 .

NO :

Adjust throttle position sensor.

AK300254

82

78

8180

89

90

91

92

79

87

71

74 73 72

76 75

77

85

88

83

84

86

AB

CONNECTOR: C-137

C-137

Harness side connector

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06

AK300263

2 1

3

4

AB

B-06 (B)

Harness side connector

Connector: B-06