Mitsubishi Galant 9G. Manual — part 48

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-188

STEP 3. Check the front power window regulator motor
(LH).
(1) Remove the front power window regulator motor (LH).

Refer to GROUP 42, Door, Door Glass and Regulator

P.42-39

.

(2) Connect a battery to the motor terminal, and check that the

motor runs freely.

Q: Is the front power window regulator motor (LH) normal?

YES : Go to Step 4.
NO : Replace the front power window regulator motor (LH).

When the power window main switch is operated, the
front power window (LH) should lower or raise
normally.

STEP 4. Check the wiring harness between power window
main switch connector E-12 (terminals 8 and 9) and front
power window regulator motor (LH) connector E-13
(terminals 2 and 1).
Q: Is the wiring harness between power window main

switch connector E-12 (terminals 8 and 9) and front
power window regulator motor (LH) connector E-13
(terminals 2 and 1) in good condition?
YES : No action is necessary and testing is complete.
NO : The wiring harness may be damaged or the

connector(s) may have loose, corroded or damaged
terminals, or terminals pushed back in the connector.
Repair the wiring harness as necessary. When the
power window main switch is operated, the front
power window (LH) should lower or raise normally.

BATTERY CONNECTION

SLIDER POSITION

• Connect terminal 1 to the

negative battery terminal

• Connect terminal 2 to the

positive battery terminal

UP

• Connect terminal 2 to the

negative battery terminal

• Connect terminal 1 to the

positive battery terminal

DOWN

1 2

AC204901AB

AC305331

AB

CONNECTORS:E-12,E-13

3
9

4

12

14

6

13

5

1110

8

2

7

1

HARNESS SIDE

E-12

E-13

E-12

E-13(GR)

HARNESS SIDE

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-189

INSPECTION PROCEDURE D-4: Power Window: Power windows do not work normally by operating
the front passenger's or rear passenger's sub switches.

5

FUSIBLE LINK

POWER
WINDOW
RELAY

ETACS-ECU

POWER
WINDOW
MAIN
SWITCH

FRONT DOOR WINDOW
REGULATOR MOTOR

(RH)

FRONT POWER
WINDOW
SUB SWITCH

<PASSENGER'S SIDE>

Power Window (front: RH) Circuit

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-190

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-191

.

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

AC400532

AB

CONNECTOR: D-19

AC400530

CONNECTOR: D-36

AC