Mitsubishi L200. Manual — part 185

TROUBLESHOOTING

DIESEL FUEL

13A-536

YES :

Intermittent malfunction (Refer to GROUP

00

− How to Use Troubleshooting/

Inspection Service Points

− How to Cope

with Intermittent Malfunctions ).

NO :

Repair the damaged harness wire.

Inspection Procedure 29: DPF Lamp System <Euro5>

OPERATION

• Engine-ECU turn on DPF lamp for 5 seconds to

check for burnt-out bulb immediately after ignition
switch is turned to ON.

• Engine-ECU has detected failed DPF system. Or

failure is possibly caused by open or short circuit
or other faults.

PROBABLE CAUSES

• Damaged connector (Engine-ECU connector,

combination meter connector)

• Damaged harness (Open or short circuit between

engine-ECU and combination meter)

• Failed combination meter

• Failed engine-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III actuator test.

• Refer to Actuator Test Table

P.13A-574

.

a. Item 44: DPF lamp

Q: Is the check result normal?

YES :

Intermittent malfunction (Refer to GROUP

00

− How to Use Troubleshooting/

Inspection Service Points

− How to Cope

with Intermittent Malfunction ).

NO :

Go to Step 2 .

STEP 2. Check indicator illumination.

Q: Does an indicator other than the DPF lamp

illuminate?

AKB00340

1

2

3

4

5 6 7 8 9

10 1112 13 14 15 16 17 18 19 20 21 22 23 24

25 26

27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42

49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

43 44 45 46 47 48

73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

15

13

16 17 18

14

1

5

4

3

6

2

21

19

22 23 24

20

7

11

10

9

12

8

DPF
lamp

Combination meter

C-113

Wire colour code
B: Black LG: Light green G: Green L: Blue W: White Y: Yellow SB: Sky blue BR: Brown O: Orange GR: Grey
R: Red P: Pink V: Violet PU: Purple SI: Silver

G-R

V-W

Engine-ECU

C-53*¹ or
C-35*²

C-105

C-113

1

47

17

DPF Lamp Circuit

NOTE

*1: L.H. drive vehicles
*2: R.H. drive vehicles

AB

TROUBLESHOOTING

DIESEL FUEL

13A-537

YES :

Go to Step 3 .

NO :

Inspect combination meter and related
circuits (Refer to GROUP 54A

−

Combination Meter

− Check Chart for

Trouble Symptoms ).

STEP 3. M.U.T.-III diagnosis code.

Q: Is the diagnosis code set?

YES :

Inspection chart for diagnosis code (Refer

to

P.13A-21

).

NO :

Go to Step 4 .

STEP 4. Connector check: C-105 Engine-ECU
connector and C-113 combination meter
connector.

Q: Are the check results normal?

YES :

Go to Step 5 .

NO :

Repair or replace.

AKA00089

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

43

44

45

46

47

48

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

C-105 (B)

C-105 (B)

<R.H. drive vehicles>

Harness side connector

<L.H. drive vehicles>

Connector: C-105

AB

AKB00260

22

24

21 20 19

23

12

8

9

10

7

11

16

18

15 14 13

17

6

2

3

4

1

5

Harness side connector

C-113

C-113

Connector: C-113

<R.H. drive vehicles>

<L.H. drive vehicles>

AB

TROUBLESHOOTING

DIESEL FUEL

13A-538

STEP 5. Check combination meter.

• Ignition switch: ON

• Disconnect C-113 combination meter connector

Q: Does the DPF lamp go out?

YES :

Go to Step 6 .

NO :

Check combination meter (Refer to GROUP
54A

− Combination Meter − Check Chart for

Trouble Symptoms ).

AKB00260

22

24

21 20 19

23

12

8

9

10

7

11

16

18

15 14 13

17

6

2

3

4

1

5

Harness side connector

C-113

C-113

Connector: C-113

<R.H. drive vehicles>

<L.H. drive vehicles>

AB

TROUBLESHOOTING

DIESEL FUEL

13A-539

STEP 6. Perform resistance measurement for
short circuit at C-105 engine-ECU connector.

• Disconnect connector, and measure at harness

side.

• Disconnect C-113 combination meter connector.

• Voltage between terminal No. 1 and earth.

OK: 1 k

Ω or more

Q: Is the check result normal?

YES :

Go to Step 7 .

NO :

Repair the harness wire.

AKA00089

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

43

44

45

46

47

48

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

C-105 (B)

C-105 (B)

<R.H. drive vehicles>

Harness side connector

<L.H. drive vehicles>

Connector: C-105

AB

AKB00260

22

24

21 20 19

23

12

8

9

10

7

11

16

18

15 14 13

17

6

2

3

4

1

5

Harness side connector

C-113

C-113

Connector: C-113

<R.H. drive vehicles>

<L.H. drive vehicles>

AB