Mitsubishi Montero Sport (2004+). Manual — part 446

DOOR

TSB Revision

BODY

42-39

STEP 12. Check the power window sub switch
(incorporated with door lock switch) continuity.
(1) Remove the power window sub switch (Refer to

P.42-134

).

(2) Follow the table to check the resistance when the door lock

switch is operated (lock/unlock).

Q: Is the door lock switch damaged?

YES : Replace the power window sub switch, then go to

Step 21.

NO : Go to Step 13.

STEP 13. Check ETACS-ECU connector D-10 <Vehicles
without keyless entry system> or D-27 <Vehicles with
keyless entry system> for loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Q: Are ETACS-ECU connector D-10 <Vehicles without

keyless entry system> or D-27 <Vehicles with keyless
entry system> in good condition?
YES : Go to step 14.
NO : Repair or replace the damaged components. Refer to

GROUP 00E

P.00E-2

, Harness Connector inspection.

Then go to Step 21.

SWITCH
POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

At the LOCK
position

1

− 2

Less than 2 ohms

OFF

1

− 2, 2 − 3

Open circuit

At the UNLOCK
position

2

− 3

Less than 2 ohms

AC000578

18I0343

1

2 3

4 5 6 7 8

AB

DOOR LOCK

SWITCH

FRONT POWER

WINDOW SUB SWITCH

AC202002

6 5 4

1

2

7

3
8

41

43

51

42

50

44

52

46 45

53

49

47

30

48

56

55

D-27 (B)

D-10

JUNCTION
BLOCK (REAR)

CONNECTORS: D-10, D-27

AB

D-27 COMPONENT SIDE

D-10 COMPONENT SIDE

21

22

23

24

25

26

27

28

DOOR

TSB Revision

BODY

42-40

STEP 14. Check the harness wire between ETACS-ECU
connector D-10 (terminals No.27 and No.28) <Vehicles
without keyless entry system> or D-27(terminals No.49 and
No.50) <Vehicles with keyless entry system> and power
window sub switch F-17(terminals No.1 and No.3).

NOTE: After inspecting intermediate connector C-12 inspect
the wires. If intermediate connector C-12 is damaged, repair or
replace it. Refer to GROUP 00E

P.00E-2

, Harness Connector

Inspection. Then go to Step 21.
Q: Are there any damaged harness wires?

YES : Repair or replace the harness wire, then go to Step

21.

NO : Go to Step 21.

AC202002

6 5 4

1

2

7

3
8

41

43

51

42

50

44

52

46 45

53

49

47

30

48

56

55

D-27 (B)

D-10

JUNCTION
BLOCK (REAR)

CONNECTORS: D-10, D-27

AB

D-27 COMPONENT SIDE

D-10 COMPONENT SIDE

21

22

23

24

25

26

27

28

AC202004

1
4

6 5

2
7

3
8

CONNECTOR: F-17

FRONT DOOR

<RH>

COMPONENT SIDE

AB

F-17

AC309353AC

C-12

CONNECTOR: C-12

DOOR

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BODY

42-41

STEP 15. Check the harness wire between power window
sub switch connector F-17 (terminal No.2) and ground.

NOTE: After inspecting intermediate connector C-12 inspect
the wire. If intermediate connector C-12 is damaged, repair or
replace it. Refer to GROUP 00E

P.00E-2

, Harness Connector

Inspection. Then go to Step 21.
Q: Is the harness wire damaged?

YES : Repair or replace the harness wire, then go to Step

21.

NO : Replace the ETACS-ECU then go to Step 21.

STEP 16. Check door lock key cylinder switch (RH)
connector F-18 for loose, corroded or damaged terminals,
or terminals pushed back in the connector.
Q: Is door lock key cylinder switch (RH) connector F-18 in

good condition?
YES : Go to step 17.
NO : Repair or replace the damaged components. Refer to

GROUP 00E

P.00E-2

, Harness Connector inspection.

Then go to Step 21.

AC202004

1
4

6 5

2
7

3
8

CONNECTOR: F-17

FRONT DOOR

<RH>

COMPONENT SIDE

AB

F-17

AC309353AC

C-12

CONNECTOR: C-12

AC202006

2 1

3

CONNECTOR: F-18

FRONT DOOR

(RH)

F-18

AB

COMPONENT SIDE

DOOR

TSB Revision

BODY

42-42

STEP 17. Check the door lock key cylinder switch (RH).
(1) Remove the door lock key cylinder switch (RH) (Refer to

P.42-140

).

(2) Follow the table to check the resistance when the door lock

key cylinder switch is operated (lock/unlock).

Q: Is the door lock key cylinder switch damaged?

YES : Replace the door lock key cylinder switch (RH), then

go to Step 21.

NO : Go to Step 18.

STEP 18. Check ETACS-ECU connector D-10 <Vehicles
without keyless entry system> or D-26 <Vehicles with
keyless entry system> for loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Q: Are ETACS-ECU connector D-10 <Vehicles without

keyless entry system> or D-26 <Vehicles with keyless
entry system> in good condition?
YES : Go to step 19.
NO : Repair or replace the damaged components. Refer to

GROUP 00E

P.00E-2

, Harness Connector inspection.

Then go to Step 21.

SWITCH
POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

At the LOCK
position

2

− 3

Less than 2 ohms

OFF

1

− 2

2

− 3

Open circuit

At the UNLOCK
position

1

− 2

Less than 2 ohms

AC003793AB

AC202005

2

5 4

1

6

7

3
8

1

2

8 7

4

10

5

11

12

6

9

3

CONNECTORS: D-10, D-26

AB

D-10 COMPONENT SIDE

D-26 COMPONENT SIDE

D-10

D-26 (B)

21

22

23

24

25

26

27

28

21

22

23

24

25

26

27

28

29

30

31

32