Mitsubishi Galant. Manual — part 692

SWS DIAGNOSIS

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SIMPLIFIED WIRING SYSTEM (SWS)

54B-163

STEP 6. Check the dome light connector D-06 and ETACS-
ECU connectors C-86 for damage.
Q: Are dome light connector D-06 and ETACS-ECU

connectors C-86 in good condition?
YES : Go to Step 7.
NO : Repair or replace them. Refer to GROUP 00E,

Harness Connector Inspection

P.00E-2

. The dome

lights should illuminate normally.

AC003080 AD

JUNCTION BLOCK
(REAR VIEW)

CONNECTOR: C-86

AC003176 AB

CONNECTOR: D-06

SWS DIAGNOSIS

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SIMPLIFIED WIRING SYSTEM (SWS)

54B-164

STEP 7. Check the harness wire between dome light
connector D-06 and ETACS-ECU connectors C-86.
NOTE: After checking junction block connector C-76 , check
the wires. If junction block connector C-76 is damaged, repair
or replace it. Refer to GROUP 00E, Harness Connector
Inspection

P.00E-2

.

Q: Is the harness wire between dome light connector D-06

and ETACS-ECU connectors C-86 in good condition?
YES : Replace the ETACS-ECU. The dome lights should

illuminate normally.

NO : Repair it. The interior dome should illuminate

normally.

AC003080 AD

JUNCTION BLOCK
(REAR VIEW)

CONNECTOR: C-86

AC003176 AB

CONNECTOR: D-06

AC003082 AU

CONNECTOR: C-76

JUNCTION BLOCK
(FRONT VIEW)

SWS DIAGNOSIS

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SIMPLIFIED WIRING SYSTEM (SWS)

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Inspection Procedure M-1: Theft-alarm system: Theft-alarm system is not armed (security indicator
light does not illuminate).

"SECURITY" Indication Light Circuit

AC004216

SWS DIAGNOSIS

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SIMPLIFIED WIRING SYSTEM (SWS)

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CIRCUIT OPERATION
The theft-alarm system will be armed after the doors
are locked and then the security indicator light has
illuminated for approximately 18 seconds.

TECHNICAL DESCRIPTION (COMMENT)
The ETACS-ECU arms the theft-alarm system
according to the input signals from the following
switches:

•

Ignition key reminder switch

•

Driver's and front passenger's door switch

•

Door switches

•

Driver's and front passenger's door key cylinder
switch

•

Driver's, front passenger's rear door lock actuator
switch

•

Hood switch

•

Trunk lid latch switch

•

Trunk lid lock key cylinder switch

•

Transmitter

If the theft-alarm system is armed normally, the
relevant input signal circuit(s), the "SECURITY"
indicator light or the ETACS-ECU may be defective.

TROUBLESHOOTING HINTS

•

Malfunction of the combination meter
("SECURITY" indicator light bulb or printed-circuit
board)

•

Malfunction of the ignition key reminder switch

•

Malfunction of the driver's, or front passenger's or
rear door switch

•

Malfunction of the driver's or front passenger's
door lock key cylinder switch

•

Malfunction of the driver's or front passenger's
door lock actuator switch

•

Malfunction of the hood switch

•

Malfunction of the trunk lid latch switch

•

Malfunction of the trunk lid lock key cylinder
switch

•

Malfunction of the transmitter

•

Malfunction of the ETACS-ECU

•

Damaged harness wires or connectors

DIAGNOSIS

Required Special Tools:

•

MB991223: Test Harness Set

•

MB991502: Scan Tool (MUT-II)

•

MB991529: Diagnostic Trouble Code Check Harness

AC003089 AG

C-57

C-30

CONNECTORS: C-30, C-57

AC003079 AB

CONNECTOR
BLOCK (LH)

CONNECTOR: C-66

AC003082AO

CONNECTORS: C-78, C-81

C-81

C-78

JUNCTION BLOCK
(FRONT VIEW)

AC003080 AB

JUNCTION BLOCK
(REAR VIEW)

CONNECTOR: C-84