Mitsubishi Outlander XL. Manual — part 1068
Inspection Procedure 2: The interior alarm does not work normally while the theft-alarm
is triggered.
M15410300030USA0000010000
Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the
communication circuit are normal.
TECHNICAL DESCRIPTION (COMMENT)
If the interior alarm does not work normally, the input
signal circuits to the components below, ETACS-
ECU, or combination meter built-in tone alarm may
have a problem. Also, the theft-alarm function may
have been disabled with a configuration function.
⦆
Hood switch
⦆
All of the door switches
⦆
Liftgate latch switch
TROUBLESHOOTING HINTS
⦆
Hood switch may be defective
⦆
All the door switch may be defective
⦆
Liftgate latch switch may be defective
⦆
The ETACS-ECU may be defective
⦆
Combination meter may be defective
⦆
The wiring harness or connectors may have loose,
corroded, or damaged terminals, or terminals
pushed back in the connector
DIAGNOSIS
Required Special Tools:
⦆
MB991958: Scan Tool (M.U.T.-III Sub Assembly)
⦆
MB991824: Vehicle Communication Interface (V.C.I.)
⦆
MB991827: M.U.T.-III USB Cable
⦆
MB991910: M.U.T.-III Main Harness A (Vehicles with
CAN communication system)
STEP 1. Using scan tool MB991958, Check the configuration
function.
ZC501967
AC404789
ZC5019680000
MB991824
MB991827
MB991910
Data link
connector
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before
connecting or disconnecting scan tool MB991958.
(1)
Connect scan tool MB991958. Refer to "How to connect scan
tool (M.U.T.-III) P.54Af-4."
(2)
Turn the ignition switch to the "ON" position.
(3)
Use the ETACS-ECU configuration function to check that the
"Alarm" is set to "Enable".
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the "Alarm" sent to "Enable"?
YES:
Go to Step 2.
NO:
Use the ETACS-ECU configuration function to set the
"Alarm" to "Enable" (Refer to P.54Af-27).
ALARM SYSTEM
54Af-13
DIAGNOSIS
STEP 2. Using scan tool MB991958, read the ETACS-ECU
diagnostic trouble code.
Check if DTC is set to the ETACS-ECU.
(1)
Turn the ignition switch to the "ON" position.
(2)
Check whether the ETACS-ECU DTC is set.
(3)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the DTC set?
YES:
Diagnose the ETACS-ECU (Refer to GROUP 54Ad,
NO:
Go to Step 3.
STEP 3. Using scan tool MB991958, check data list.
Use the ETACS-ECU data list to check the signals related to the
theft-alarm function.
⦆
Turn the ignition switch to the "ACC" position.
⦆
Close the hood.
⦆
Turn the ignition switch to the "LOCK" (OFF) position (with
ignition key <vehicles with WCM> or emergency key <vehicles
with KOS> inserted).
⦆
Open each door.
⦆
Hood is opened
⦆
Open the liftgate.
Item No.
Item name
Normal
condition
Item 256
Dr door ajar switch
Open
Item 257
As door ajar switch
Open
Item 258
RR door ajar switch
Open
Item 259
RL door ajar switch
Open
Item 260
Trunk/gate trunk ajar
switch
Open
Item 266
Hood switch
ON
Q:Does scan tool MB991958 display the items "Dr door ajar
switch", "As door ajar switch", "RR door ajar switch", "RL
door ajar switch", "Trunk/gate trunk ajar switch" and
"Hood switch" as normal condition?
YES<Normal conditions are displayed for all items.>:
Go
to Step 4.
NO<Normal condition is not displayed for item No.
256.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
Diagnosis - Inspection Procedure 5 "ETACS-ECU does not
receive any signal from the front door switch (LH)" P.
54Ad-73.
NO<Normal condition is not displayed for item No.
257.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
Diagnosis - Inspection Procedure 6 "ETACS-ECU does not
receive any signal from the front door switch (RH)" P.
54Ad-75.
NO<Normal condition is not displayed for item No.
258.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
54Af-14
ALARM SYSTEM
DIAGNOSIS
Diagnosis - Inspection Procedure 7 "ETACS-ECU does not
receive any signal from the rear door switch (LH)" P.
54Ad-77.
NO<Normal condition is not displayed for item No.
259.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
Diagnosis - Inspection Procedure 8 "ETACS-ECU does not
receive any signal from the rear door switch (RH)" P.
54Ad-80.
NO<Normal condition is not displayed for item No.
260.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
Diagnosis - Inspection Procedure 9 "ETACS-ECU does not
receive any signal from the liftgate switch" P.54Ad-82.
NO<Normal condition is not displayed for item No.
266.>:
Troubleshoot the ETACS-ECU. Refer to GROUP 54Ad,
Diagnosis - Inspection Procedure 10 "ETACS-ECU does not
receive any signal from the hood switch" P.54Ad-85.
STEP 4. Using scan tool MB991958, check actuator test.
(1)
Connect scan tool MB991958 to the data link connector.
(2)
Turn the ignition switch to the "ON" position.
(3)
Set scan tool MB991958 to the actuator test mode.
⦆
Item 12: Tone alarm
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the check result normal?
YES:
Go to Step 5.
NO:
Replace the combination meter.
STEP 5. Retest the system.
Check that the theft-alarm works normally.
Q:Does the theft-alarm work normally?
YES:
The trouble can be an intermittent malfunction
(Refer to GROUP 00, How to use Troubleshooting/inspection
Service Points - How to Cope with Intermittent
Malfunction P.00-15).
NO:
Replace the ETACS-ECU.
Inspection Procedure 3: Theft-alarm horn does not sound while the theft-alarm system
is triggered.
M15410300032USA0000010000
Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the
communication circuit are normal.
ALARM SYSTEM
54Af-15
DIAGNOSIS
Theft-alarm Horn Circuit
ETACS-ECU
RELAY
BOX
FUSIBLE
LINK
36
THEFT-ALARM
HORN
RELAY
THEFT-ALARM
HORN
ZC6008710003
Connector: A-03, A-58
A-03
A-58
ZC600878003
Connector: C-312
C-312
Connector: A-17X
A-17X
ZC6045090000
TECHNICAL DESCRIPTION (COMMENT)
If theft-horn does not sound, the theft-horn input signal
circuit or the ETACS-ECU may be defective. Also, the
theft-alarm function and horn may have been disabled
with a configuration function.
TROUBLESHOOTING HINTS
⦆
Theft-alarm horn may be defective
⦆
Theft-alarm horn relay may be defective
⦆
The ETACS-ECU may be defective
54Af-16
ALARM SYSTEM
DIAGNOSIS
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