Mitsubishi Outlander (2003+). Manual - part 191

TROUBLESHOOTING <A/T>

AUTOMATIC TRANSMISSION (FF)

23A-59

Check for the contact with terminals.

Q: Is the check result normal?

YES : 

Go to Step 10.

NO : 

Repair the defective connector.

STEP 10. Check the harness between inhibitor 
switch connector B-35 terminal No.3, 7, 4 and 
combination meter  connector C-05 terminal 
No.4, 3, 2.

Check the output line for short circuit.

Q: Is the check result normal?

YES : 

Go to Step 11.

NO : 

Repair the wiring harness.

AC308717

C-02

AV

C-05 (L)

Connectors: C-02, C-05
<LHD>

C-02

C-05

Harness side

1

12

23

2

13

24

3

14

25

4

15

26

5

16

27

6

17

28

7

18

29

8

19

30

9

20

31

10
21

32

11
22

33

G

G

22

11

5

16

19

20

21

17

18

8

10 9

7 6

13

1514

12

2

4 3

1

AC103395

Connector: B-35

AN

B-35 (B)

Harness side

AC308769

AW

C-05 (L)

Connector: C-05

<RHD>

Harness side

11

22

10

21

9

20

8

19

7

18

6

17

5

16

4

15

3

14

2

13

1

12

AC308716

AT

C-05 (L)

Connector: C-05
<LHD>

Harness side

G

G

22

11

5

16

19

20

21

17

18

8

10 9

7 6

13

1514

12

2

4 3

1

TROUBLESHOOTING <A/T>

AUTOMATIC TRANSMISSION (FF)

23A-60

STEP 11. Connector check: C-129 <RHD>, C-143 
<LHD>  shift switch assembly connector, C-105 
intermediate connector <RHD>

Check for the contact with terminals.

Q: Is the check result normal?

YES : 

Go to Step 12.

NO : 

Repair the defective connector.

STEP 12. Check the harness between inhibitor 
switch connector B-35 terminal No.1 and shift 
switch assembly connector C-129 <RHD>, C-143 
<LHD> terminal No.1.

Check the output line for short circuit.

Q: Is the check result normal?

YES : 

Go to Step 5.

NO : 

Repair the wiring harness.

AC308735

BI

C-129

Harness side

Connector: C-129
<RHD>

AC308718

BD

C-143

Connector: C-143
<LHD>

Harness side

AC308735

AW

C-105

Connector: C-105
<RHD>

10

1

21

16

13

4

11

2

12

3

1415

1718

5

20

7

19

6

8

22

9

AC103395

Connector: B-35

AN

B-35 (B)

Harness side

AC308735

BI

C-129

Harness side

Connector: C-129
<RHD>

AC308718

BD

C-143

Connector: C-143
<LHD>

Harness side

TROUBLESHOOTING <A/T>

AUTOMATIC TRANSMISSION (FF)

23A-61

Code No.28: Inhibitor switch system

INHIBITOR SWITCH SYSTEM CIRCUIT
 Refer to 

P.23A-53

.

OPERATION
 Refer to 

P.23A-53

.

DIAGNOSIS CODE SET CONDITIONS
If the inhibitor switch has been sending multiple 
signals for at least 30 seconds, the circuit may be 
open and diagnosis code No.28 will be set.

POSSIBLE CAUSES

•

Malfunction of the inhibitor switch

•

Damaged harness wires and connectors

•

Malfunction of the engine-A/T-ECU

DIAGNOSIS

STEP 1. Check the inhibitor switch.

Refer to 

P.23A-145

.

Q: Is the check result normal?

YES : 

Go to Step 2.

NO : 

Replace the inhibitor switch.

STEP 2. Connector check: B-35 Inhibitor switch 
connector, C-141 engine-A/T-ECU connector

Check for the contact with terminals.

Q: Is the check result normal?

YES : 

Go to Step 3.

NO : 

Repair the defective connector.

AC103395

Connector: B-35

AN

B-35 (B)

Harness side

AC309479 AE

Connector: C-141 <LHD>

Connector: C-141 <RHD>

Engine-A/T-ECU

Harness side

Engine-A/T-ECU

C-141 (GR)

C-141 (GR)

TROUBLESHOOTING <A/T>

AUTOMATIC TRANSMISSION (FF)

23A-62

STEP 3. Check the harness between inhibitor 
switch connector B-35 terminal No.3, 7, 4, 1 and 
engine-A/T-ECU connector C-141 terminal No.66, 
67, 75, 76.

Check the output line for short circuit.

Q: Is the check result normal?

YES : 

Go to Step 4.

NO : 

Repair the wiring harness.

STEP 4. Connector check: C-105 intermediate 
connector, C-02 J/C (3), C-05 combination meter 
connector

AC103395

Connector: B-35

AN

B-35 (B)

Harness side

AC309479 AE

Connector: C-141 <LHD>

Connector: C-141 <RHD>

Engine-A/T-ECU

Harness side

Engine-A/T-ECU

C-141 (GR)

C-141 (GR)

AC308735

AW

C-105

Connector: C-105
<RHD>

10

1

21

16

13

4

11

2

12

3

1415

1718

5

20

7

19

6

8

22

9

AC308718

AR

C-105

Connector: C-105
<LHD>

10

1

21

16

13

4

11

2

12

3

1415

1718

5

20

7

19

6

8

22

9

AC308770

C-02

AI

C-05 (L)

Connectors: C-02, C-05
<RHD>

C-02

C-05

Harness side

1

12

23

2

13

24

3

14

25

4

15

26

5

16

27

6

17

28

7

18

29

8

19

30

9

20

31

10
21

32

11
22

33

11

22

10

21

9

20

8

19

7

18

6

17

5

16

4

15

3

14

2

13

1

12