Mitsubishi Galant (2004+). Manual — part 252

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-199

5

FUSIBLE LINK

POWER
WINDOW
RELAY

POWER
WINDOW
MAIN
SWITCH

ETACS-ECU

REAR DOOR WINDOW
REGULATOR MOTOR

(RH)

REAR POWER
WINDOW SUB
SWITCH

(RH)

REAR DOOR WINDOW
REGULATOR MOTOR

(LH)

REAR POWER
WINDOW SUB
SWITCH

(LH)

<REAR SIDE>

Power Window (rear) Circuit

AC305233

C-12

C-13

CONNECTORS: C-12,C-13

AD

AC305231AG

CONNECTORS: C-26,C-28

C-26

C-28

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-200

.

CIRCUIT OPERATION
power window regulator motors raise and lower the
door windows when the front passenger's or rear
passenger's sub switch is moved to "UP" or "DOWN"
position.

.

TECHNICAL DESCRIPTION (COMMENT)
A power window sub switch or power window regula-
tor motor may be defective. Or, the power window
lock switch (incorporated in the power window main
switch in the driver’s door) may remain pressed in
the "LOCK" position.

.

TROUBLESHOOTING HINTS

• The power window main switch may be defective

• The front power window sub switch may be

defective

• The rear power window sub switches may be

defective

• The front power window regulator motor (RH)

may be defective

• The rear power window regulator motors may be

defective

• The wiring harness or connectors may have

loose, corroded, or damaged terminals, or termi-
nals pushed back in the connector

AC305415

C-203

C-215

AE

CONNECTORS: C-203,C-215

JUNCTION BLOCK

(FRONT VIEW)

AC306543

E-04

E-03 (GR)

E-06

E-07 (GR)

CONNECTORS: E-03, E-04, E-06, E-07

AB

AC306544

E-12

E-17

E-16

AB

CONNECTORS: E-12, E-16, E-17

AC305258

CONNECTOR:D-19

AD

AC305264

CONNECTOR:D-36

AC

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-201

DIAGNOSIS

Required Special Tool:

• MB991223: Harness Set

STEP 1. Check power window main switch connector E-12
for loose, corroded or damaged terminals, or terminals
pushed back in the connector.

Q: Is power window main switch connector E-12 in good

condition?
YES : Go to Step 2.
NO : Repair or replace the damaged component(s). Refer

to GROUP 00E, Harness Connector Inspection

P.00E-2

. When the front power window sub switch

(RH) is operated, the front power window (RH) should
raise and lower normally.

AC305262

3
9

4

12

14

6

13

5

1110

8

2

7

1

HARNESS SIDE

CONNECTOR:E-12

AC

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-202

STEP 2. Check each switch on the power window main
switch for continuity.

(1) Remove the power window main switch. Refer to GROUP

42, Door, Door Glass and Regulator

P.42-39

.

(2) Check continuity when each switch on the power window

main switch is operated to "UP" or "DOWN" position.

NOTE: *: Set the window lock switch to UNLOCK position.

Q: Is the power window main switch normal?

YES : Go to Step 3.
NO : Replace the power window main switch. When the

power window sub switch is operated, the power
windows should raise and lower normally.

STEP 3. Check the power window lock switch.
Q: Is the power window lock switch in the "UNLOCK"

position?
YES : Go to Step 4.
NO : Operate the power window lock switch to the

"UNLOCK" position. When the power window sub
switch is operated, the power windows should raise
and lower normally.

SWITCH POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

FRONT
(LH)

UP

8

− 13, 9 − 12,

Less than 2 ohms

OFF

8

− 12, 9 − 12

Less than 2 ohms

DOWN 9

− 13, 8 − 12

Less than 2 ohms

FRONT
(RH)

UP

3

− 13, 11 − 12*

Less than 2 ohms

OFF

3

− 11, 3 − 12*, 11 −

12*

Less than 2 ohms

DOWN 11

− 13, 3 − 12*

Less than 2 ohms

REAR (LH)

UP

1

− 13, 2 − 12*

Less than 2 ohms

OFF

1

− 2, 1 − 12*, 2 −

12*

Less than 2 ohms

DOWN 2

− 13, 1 − 12*

Less than 2 ohms

REAR (RH) UP

13

− 14, 6 − 12*

Less than 2 ohms

OFF

6

− 14, 6 − 12*, 12*

− 14

Less than 2 ohms

DOWN 6

− 13, 12* − 14

Less than 2 ohms

AC210745

12

7

1

8

2

10

9

3

11

13

5

4

14

6