Mitsubishi Galant 9G. Manual — part 54

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-212

.

CIRCUIT OPERATION

When you operate each power window switch for
front or rear passengers (incorporated in the power
window main switch), the corresponding power win-
dow motor operates, opening or closing each power
window.

.

TECHNICAL DESCRIPTION (COMMENT)

If the corresponding power window opens and closes
normally when each power window sub-switch is
operated, the power window main switch may be
defective.

.

TROUBLESHOOTING HINT

The power window main switch may be defective

POWER
WINDOW
MAIN
SWITCH

REAR DOOR WINDOW
REGULATOR MOTOR

(RH)

REAR
POWER WINDOW
SUB SWITCH

(RH)

REAR
POWER WINDOW
SUB SWITCH

(LH)

REAR DOOR WINDOW
REGULATOR MOTOR

(LH)

POWER WINDOW
RELAY

<REAR SIDE>

LOCK
SWITCH

(REAR: LH)

(REAR: RH)

Power Window (rear) Circuit

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-213

DIAGNOSIS

Check that power window sub switches operate normally.
Q: A power window cannot work by using the power

window main switch. Can you operate the power
window by using the corresponding power window sub
switch?
YES :
Replace the power window main switch. Check that

the front or rear passenger's power window can work
normally by means of power window main switch.

NO : Refer to Symptom Chart

P.54B-59

before resolving

this trouble.

KEYLESS ENTRY SYSTEM

GENERAL DESCRIPTION CONCERNING THE KEYLESS ENTRY SYSTEM

M1549022000255

The following ECUs affect the functions and control
of the keyless entry system.

ALL DOOR LOCK FUNCTION

.

PRESSING THE TRANSMITTER LOCK BUTTON

When the transmitter lock button is pressed, the ETACS-ECU
energizes its door lock relay to operate all the door lock actua-
tors for 0.25 second, locking all doors.

FUNCTION

CONTROL
ECU

All door lock function

Pressing the transmitter lock button

ETACS-ECU

Driver’s door unlock function

Pressing the transmitter unlock button once

ETACS-ECU

All door unlock function

Pressing the transmitter unlock button twice

ETACS-ECU

Trunk unlock function

Pressing the transmitter trunk button

ETACS-ECU

Keyless entry hazard answerback and horn answerback function

ETACS-ECU

Timed locking mechanism

ETACS-ECU

AC202609 AE

ON

(LOCK)

OFF

Transmitter
lock button

t: 0.25 seconds

OFF

ON

Door lock relay
output

All door and
liftgate
lock actuator UNLOCK

LOCK

t

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-214

DRIVER’S DOOR UNLOCK FUNCTION

.

PRESSING THE TRANSMITTER UNLOCK
BUTTON ONCE

When the transmitter unlock button is pressed once, the
ETACS-ECU energizes its door unlock relay to operate the
door lock actuator of the driver’s door for 0.25 seconds, thus
unlocking only the driver’s door.

ALL DOOR UNLOCK FUNCTION

.

PRESSING THE TRANSMITTER UNLOCK
BUTTON TWICE

When the transmitter unlock button is pressed twice, the
ETACS-ECU energizes its door unlock relay to operate the
driver’s door lock actuator and the other door lock actuators for
0.25 seconds each in succession. All the doors will be
unlocked.
NOTE: If the timed locking function is available, the doors will
be locked in 30 seconds after the initial unlocking. Therefore,
the second door unlocking should be done within 30 seconds
after that initial unlocking.

TRUNK UNLOCK FUNCTION

.

PRESSING THE TRANSMITTER TRUNK BUTTON

Press the "TRUNK" button twice within 5 seconds and the trunk
lid will be unlocked.

AC200819AD

ON

(UNLOCK)

OFF

Transmitter
unlock
button

t: 0.25 second

OFF

ON

Door unlock relay
output

Driver's door
lock actuator

UNLOCK

LOCK

t

AC202610 AF

ON

(UNLOCK)

OFF

Transmitter
unlock button

t: 0.25 seconds

OFF

ON

Door unlock relay
output

LOCK

UNLOCK

LOCK

UNLOCK

Driver's door
lock actuator

t

t

All door
lock actuator

SYMPTOM PROCEDURES

TSB Revision

SIMPLIFIED WIRING SYSTEM (SWS)

54B-215

KEYLESS ENTRY HAZARD ANSWERBACK AND
HORN ANSWERBACK FUNCTION

.

KEYLESS ENTRY HAZARD ANSWERBACK
FUNCTION*

1

If the keyless entry transmitter is used to send a lock signal to
the ETACS-ECU, all doors are locked and the hazard warning
lights flash once. If an unlock signal is sent, the driver's door is
unlocked first,*

2

and if a second signal is sent, all doors are

unlocked. Each time the unlock signal is sent, the hazard warn-
ing lights flash twice.
NOTE: *

1

: The hazard answerback function can be customized

using the keyless entry transmitter (Refer to Group 42

P.42-69

,

Keyless Entry System) or by using the multi center display
(middle grade type). Refer to

P.54B-555

.

NOTE: *

2

: Vehicles with a multi center display (middle grade

type) can be customized so that a single unlock operation will
unlock all doors. Refer to

P.54B-555

.

.

KEYLESS ENTRY HORN ANSWERBACK
FUNCTION

If the keyless entry transmitter is used to send a lock signal to
the ETACS-ECU, the first signal locks all doors while the sec-
ond signal sounds the horn once.
NOTE: : The horn answerback function can be customized by
using the keyless entry transmitter (Refer to Group 42

P.42-69

,

Keyless Entry System) or by using the multi center display
(middle grade type). Refer to

P.54B-555

.

TIMED LOCKING MECHANISM

.

After unlocking the doors with the keyless entry transmitter, if
no doors are opened, if the ignition key is not inserted or if the
locking function is not operated, the ETACS-ECU automatically
locks the doors in 30 seconds.
NOTE: The timed locking function can be customized on vehi-
cles equipped with a multi center display (middle grade type).
Refer to

P.54B-555

.

AC209072AC

ON

OFF

OFF

ON

OFF

LOCK

UNLOCK

Illuminated
Not

illuminated

Keyless entry
transmitter switch

Lock relay output

Unlock relay output

Hazard
warning light
flashing state

AC209073AC

LOCK

OFF

LOCK

UNLOCK

ON

OFF

Keyless entry
transmitter switch

All door
lock actuator

Lock relay output

Horn relay output

ON

OFF

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Текст

Политика конфиденциальности