Mitsubishi Eclipse / Eclipse Spyder (2000-2002). Service and repair manual — part 638

TRUNK LID

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INSPECTION

M1421004800025

TRUNK LID LATCH SWITCH CHECK

<VEHICLES WITH THEFT-ALARM SYSTEM>

<VEHICLES WITHOUT THEFT-ALARM SYSTEM>

TRUNK LID LOCK KEY CYLINDER SWITCH
CONTINUTYCHECK

<VEHICLES WITH THEFT-ALARM SYSTEM>

SWITCH
POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

LOCK

1

−

2

Continuity

UNLOCK

-

No continuity

SWITCH
POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

LOCK

-

No continuity

UNLOCK

1

−

2

Continuity

AC003339AB

<VEHICLES WITH THEFT-ALARM SYSTEM>

<VEHICLES WITHOUT THEFT-ALARM SYSTEM>

2

1

SWITCH
POSITION

TESTER
CONNECTION

SPECIFIED
CONDITION

UNLOCK

1

−

2

Continuity

NEUTRAL (OFF)

-

No continuity

AC003340

NEUTRAL 15˚ ± 5˚

UNLOCK

AB

KEYLESS ENTRY SYSTEM

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K EYLESS EN TRY SYSTEM

OGENERAL DESCRIPTION

M1428000100058

Some models are equipped with a radio-controlled
keyless entry system. The main features are:

•

Antenna and receiver are incorporated in the
ETACS-ECU.

•

ID code can be registered by using the scan tool
(MUT-II).

•

Transmitter is a key holder type, which
incorporates lock switch, unlock switch, and
panic switch.

•

The signal causes the room light to flash twice
when the door is locked, or light for 15 seconds
when the door is unlocked.

•

The signal causes the turn signal light to flash
twice when the door is locked, or flash four times
when the door is unlocked.

KEYLESS ENTRY SYSTEM DIAGNOSIS

M1428000700050

The keyless entry system is controlled by the Smart
Wiring System (SWS). For troubleshooting, refer to
Group 54B, Diagnosis

P.54B-6

.

SPECIAL TOOLS

M1428000600053

ON-VEHICLE SERVICE

HOW TO REPLACE THE TRANSMITTER
BATTERY

M1428000900054

CAUTION

•

Do not allow water or dust to enter the inside of the
transmitter when it is open. Also, do not touch the
precision electronic device.

1. Remove the set screw to remove the battery from the

transmitter.

2. Install a battery with its (+) side face-down.

Battery required for replacement: Coin type battery
CR2032

3. Insert the claw first, and assemble the transmitter.

4. Verify that the keyless entry system operates.

TOOL

TOOL NUMBER AND NAME SUPERSESSION

APPLICATION

MB991502 Scan tool (MUT-II) MB991496-OD

For checking of keyless entry
system [Input signal check]

MB991529 Diagnostic trouble
code check harness

Tool not necessary if
scan tool (MUT-II) is
available

For checking of keyless entry
system [Input signal check]

B991502

MB991529

AC000123 AB

BATTERY

CLAW

SCREW

KEYLESS ENTRY SYSTEM

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ENABLING/DISABLING THE ANSWERBACK
FUNCTION

M1428003200043

If the keyless entry system locks or unlocks the doors, the
dome light flashes or illuminates, the hazard warning light
flashes (hazard answerback function) and the horn sounds
(horn answerback function). The hazard and horn answerback
functions can be enabled or disabled according to the following
procedure:

ENABLING/DISABLING THE HAZARD
ANSWERBACK FUNCTION

The hazard answerback function can be enabled or disabled by
one of the two following procedures.
<When the transmitter is used after connecting scan tool
MB991502 to the data link connector or grounding data
link connector terminal (1)>
1. Enter the hazard answerback customize mode by observing

one of the following steps. If the ETACS-ECU enters the
customize mode, its tone alarm will sound once.

(1) Connect scan tool MB991502 to the data link connector

terminal (1).

(2) Turn the ignition switch to "LOCK" (OFF) position.
(3) Close the driver's side door.
(4) Leave the windshield washer switch on for at least ten

seconds. Then the ETACS-ECU tone alarm will sound
once.

2. If the transmitter "LOCK" switch is pushed consecutively

twice (within two seconds), the ETACS-ECU tone alarm will
sound, indicating that the hazard answerback function can
be enabled or disabled when the doors are locked.

••••

Enable the hazard answerback function when the
doors are locked: The ETACS-ECU tone alarm will
sound once.

••••

Disable the hazard answerback function when the
doors are locked: The ETACS-ECU tone alarm will
sound twice.

3. If the transmitter "UNLOCK" switch is pushed consecutively

twice (within two seconds), the ETACS-ECU tone alarm will
sound, indicating that the hazard answerback function can
be enabled or disabled when the doors are unlocked.

••••

Enable the hazard answerback function when the
doors are unlocked: The ETACS-ECU tone alarm
will sound once.

••••

Disable the hazard answerback function when the
doors are unlocked: The ETACS-ECU tone alarm
will sound twice.

AC000510AB

16 PIN

MB991502

AC000511

GROUND

DATALINK

CONNECTOR

AB

KEYLESS ENTRY SYSTEM

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4. Exit the hazard answerback customize mode by observing

one of the following steps.

(1) Disconnect scan tool MB991502 from the data link

connector, or disconnect data link connector terminal (1)
form the ground.

(2) Turn the ignition switch to position other then "LOCK"

(OFF), or remove the ignition key.

(3) Open the driver's side door,

NOTE: If any operation is not done for at least three minutes
after the ETACS-ECU has entered the customize mode, the
hazard answerback customize mode will be canceled
automatically.

<When only the transmitter is used>
1. Remove the ignition key.

2. Push the "LOCK" switch while holding the "UNLOCK" switch

pushed for four to ten seconds.

3. If the "LOCK" switch and "UNLOCK" switch are released in

that order, the ETACS-ECU tone alarm will sound, indicating
that the hazard answerback function can be enabled or
disabled when the doors are locked.

••••

Enable the hazard answerback function when the
doors are locked: The ETACS-ECU tone alarm will
sound once.

••••

Disable the hazard answerback function when the
doors are locked: The ETACS-ECU tone alarm will
sound twice.

4. If the "UNLOCK" switch and "LOCK" switch are released in

that order, the ETACS-ECU tone alarm will sound, indicating
that the hazard answerback function can be enabled or
disabled when the door are unlocked.

••••

Enable the hazard answerback function when the
doors are unlocked: The ETACS-ECU tone alarm
will sound once.

••••

Disable the hazard answerback function when the
doors are unlocked: The ETACS-ECU tone alarm
will sound twice.

ENABLING/DISABLING THE HORN
ANSWERBACK FUNCTION

1. Remove the ignition key.

2. Push the "UNLOCK" switch while holding the "LOCK" switch

pushed for four to ten seconds.

3. If the "LOCK" switch and "UNLOCK" switch are released at

the same time, the ETACS-ECU tone alarm will sound,
indicating that the horn answerback function can be enabled
or disabled.

••••

Enable the horn answerback function: The ETACS-
ECU tone alarm will sound once.

••••

Disable the horn answerback function: The ETACS-
ECU tone alarm will sound twice.