Mitsubishi Montero (2002-2004). Manual - part 264

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-103

STEP 9. Check the harness wiring from ETACS-ECU 
connector D-222 (terminal 17) to front passenger's door 
lock actuator connector H-24 (terminal 6).

AC204174

CONNECTOR : D-222

AB

1

2

3

5

6

4

9 8

121110

13

15 14

16

17

7

19

20

18

JUNCTION BLOCK SIDE

D-222

AC000238 AL

CONNECTOR: H-24

FRONT DOOR <RH>

1

2

3

4

5

6

H-24 (B)

H-24 (B)

(HARNESS SIDE)

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-104

NOTE: Also check junction block connector D-217 and inter-
mediate connector D-15 for loose, corroded, or damaged termi-
nals, or terminals pushed back in the connector. If junction 
block connector D-217 or intermediate connector D-15 is dam-
aged, repair or replace the damaged component(s) as 
described in GROUP 00E, Harness Connector Inspec-
tion

P.00E-2

.

Q: Is the harness wiring from ETACS-ECU connector D-222 

(terminal 17) to front passenger's door lock actuator 
connector H-24 (terminal 6) in good condition?
YES : Replace the ETACS-ECU. Verify that all the doors 

can be locked and unlocked normally.

NO :  The harness wiring may be damaged or the 

connectors may have loose, corroded or damaged 
terminals, or terminals pushed back in the connector. 
Repair the harness wiring as necessary. After repairs 
have been made, verify that all the doors can now be 
locked and unlocked normally.

AC203850

CONNECTOR: D-217

AH

D-217

JUNCTION BLOCK 
(FRONT VIEW)

D-217

1

8 9 10 11

13 14 15

12

2 3 4

5 6 7

AC203860 AB

D-15

D-15

CONNECTOR: D-15

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-105

STEP 10. Check the rear passenger's door lock actuator 
(LH).

1. Remove the rear passenger's door lock actuator (LH), and 

check it. Refer to GROUP 42 

− Door Handle and Latch 

P.42-40

.

2. Follow the table below to check the rear passenger's door 

lock actuator (LH) for correct operation.

Q: Does the rear passenger's door lock actuator (LH) work 

normally?
YES : Go to Step 11.
NO :  Replace the rear passenger's door lock actuator (LH). 

Verify that all the doors can be locked and unlocked 
normally. 

LEVER 
POSITION

BATTERY 
CONNECTION

LEVER 
OPERATION

At the 
"LOCK" 
position

• Connect terminal 2 to 

the positive battery 
terminal

• Connect terminal 3 to 

the negative battery 
terminal

The lever moves 
from the "LOCK" 
position to the 
"UNLOCK" position.

At the 
"UNLOCK" 
position

• Connect terminal 3 to 

the positive battery 
terminal

• Connect terminal 2 to 

the negative battery 
terminal

The lever moves 
from the "UNLOCK" 
position to the 
"LOCK" position.

ACX00543

LOCK

UNLOCK

VIEW A

A

AE

LEVER

SYMPTOM PROCEDURES

TSB Revision

SWS SYMPTOM PROCEDURES

54Bb-106

STEP 11. Check ETACS-ECU connector D-222 and rear 
passenger's door lock actuator (LH) connector H-13 for 
loose, corroded or damaged terminals, or terminals 
pushed back in the connector.
Q: Are ETACS-ECU connector D-222 and rear passnger's 

door lock actuator (LH) connector H-13 in good 
condition?
YES : Go to Step 12.
NO :  Repair or check the connector. Refer to GROUP 00E, 

Harness Connector Inspection 

P.00E-2

. After repairs 

have been made, verify that all the doors can now be 
locked and unlocked normally.

AC204174

CONNECTOR : D-222

AB

1

2

3

5

6

4

9 8

121110

13

15 14

16

17

7

19

20

18

JUNCTION BLOCK SIDE

D-222

AC000237 AJ

CONNECTOR: H-13

REAR DOOR <LH>

1 2 3

4 5 6

H-13 (B)

H-13 (B)