Mitsubishi Montero (2002-2004). Manual — part 466

COMBINATION METERS ASSEMBLY AND VEHICLE SPEED SENSOR

TSB Revision

CHASSIS ELECTRICAL

54A-35

STEP 2. Using scan tool MB991502, check the MFI system
diagnostic trouble code (DTC).

CAUTION

To prevent damage to the scan tool always turn the igni-
tion switch to "LOCK" (OFF) position before connecting or
disconnecting the scan tool.

1. Connect scan tool MB991502 to the data link connector.

2. Turn the ignition switch to the "ON" position.
3. Check the MFI system diagnostic trouble code.

Q: Is DTC P0720 set?

YES : Refer to GROUP 13A

P.13Ab-2

, Multiport Fuel

Injection (MFI) Diagnosis.

NO : Go to Step 3.

STEP 3. Check combination meter connector D-03 and
vehicle speed sensor connector C-08 for loose, corroded
or damaged terminals, or terminals pushed back in the
connector.
Q: Are combination meter connector D-03 and vehicle

speed sensor connector C-08 in good condition?
YES : Go to Step 4.
NO : Repair or replace the damaged component(s). Refer

to GROUP 00E, Harness Connector Inspection

P.00E-2

. The speedometer should work normally.

ACX01539

16-pin

MB991502

AI

AC204395

CONNECTOR : C-08

C-08(B)

C-08(B)

HARNESS SIDE

AI

3 2 1

AC204170

CONNECTOR : D-03

AC

D-03(GR)

HARNESS
SIDE

51

52

61 60

53

54

56

57

55

63

66 65 64

59

62

58

67

D-03(GR)

COMBINATION METERS ASSEMBLY AND VEHICLE SPEED SENSOR

TSB Revision

CHASSIS ELECTRICAL

54A-36

STEP 4. Check the wiring harness between combination
meter connector D-03 (terminal 65) and vehicle speed
sensor connector C-08 (terminal 3).

AC204395

CONNECTOR : C-08

C-08(B)

C-08(B)

HARNESS SIDE

AI

3 2 1

AC204170

CONNECTOR : D-03

AC

D-03(GR)

HARNESS
SIDE

51

52

61 60

53

54

56

57

55

63

66 65 64

59

62

58

67

D-03(GR)

COMBINATION METERS ASSEMBLY AND VEHICLE SPEED SENSOR

TSB Revision

CHASSIS ELECTRICAL

54A-37

NOTE: Also check intermediate connector E-111, E-114 and
joint connector (4) D-116. If intermediate connector E-111, E-
114 or joint connector (4) D-116 are damaged, repair or replace
the connector as described in GROUP 00E, Harness Connec-
tor Inspection

P.00E-2

.

Q: Is the wiring harness between combination meter

connector D-03 (terminal 65) and vehicle speed sensor
connector C-08 (terminal 3) in good condition?
YES : Go to Step 5.
NO : Repair the wiring harness. The speedometer should

work normally.

STEP 5. Check the speedometer by operating the auto-
cruise control system.
Q: Does auto-cruise control work normally?

YES : Replace the combination meter. The speedometer

should work normally.

NO : Replace the PCM. The speedometer should work

normally.

AC204171

CONNECTOR : D-116

AD

9 10

8

6 7

31 32

30

29

18 19 20 21

5

4

2

1

3

27

26

24

23

25

12 13 14 15 16 17

28

11
22
33

AC204194

CONNECTORS : E-111, E-114

E-111

AB

E-114

E-111

E-114

10

9

31

30

20 21

7

6

28

17 18

8

19

29

4

3

25 26

14 15

1

23

12

2

13

24

5

16

27

11

22

32

10

9

31

30

20 21

7

6

28

17 18

8

19

29

4

3

25 26

14 15

1

23

12

2

13

24

5

16

27

11

22

32

COMBINATION METERS ASSEMBLY AND VEHICLE SPEED SENSOR

TSB Revision

CHASSIS ELECTRICAL

54A-38

INSPECTION PROCEDURE 2: Tachometer does not Work.

Tachometer Circuit

AC204170

CONNECTORS : D-03, D-29

DE

D-03(GR)

D-29

AC204171

CONNECTOR : D-134

AW

D-134(GR)