Mitsubishi Outlander XL. Manual — part 795
STEP 1. Using scan tool MB991958, read CAN bus the
diagnostic trouble code.
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.42B-10."
(2)
Turn the ignition switch to the "ON" position.
(3)
Check whether the CAN bus lines related DTC is set.
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the DTC set?
YES:
Repair the CAN bus line (Refer to GROUP 54D, CAN bus
NO:
Go to Step 2.
STEP 2. Using scan tool MB991958, read the diagnostic
trouble code.
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.42B-10."
(2)
Turn the ignition switch to the "ON" position.
(3)
Check whether the KOS-ECU related DTC is set.
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the DTC set?
YES:
Diagnose the KOS-ECU. Refer to P.42B-18.
NO:
Go to Step 3.
STEP 3. Check the central door locking system operation
Check that the central door locking system works normally.
Q:Is the check result normal?
YES:
Go to Step 4.
KEYLESS OPERATION SYSTEM (KOS)
42B-123
DIAGNOSIS
NO:
Perform troubleshooting for the central door locking
system (Refer to GROUP 42Ab, Trouble symptom chart P.
42Ab-11).
STEP 4. Check the customize function.
Check that either of the followings other than "ENG strt enable"
or "Both disabled" are set for "KOS feature" with the
customization function.
⦆
Both enable
⦆
Door Entry enable
Q:Is the check result normal?
YES:
Go to Step 5.
NO:
Set either of the followings other than "ENG strt
enable" or "Both disabled" for "KOS feature" with the
customization function (Refer to P.42B-170).
STEP 5. Key reminder switch check.
(1)
Disconnect the C-315 ETACS-ECU connector.
(2)
Measure the resistance at the harness-side connector with
the ignition key removed from the ignition key cylinder.
ZC5007880051
Connector C-315
(harness side)
(3)
Check for continuity between the C-315 ETACS-ECU
connector terminal No. 13 and the ground.
OK: Continuity exists (2 Ω or less)
Q:Is the check result normal?
YES:
Go to Step 6.
NO:
Check the C-209 key reminder switch connector, the
C-315 ETACS-ECU connector, the wiring harness between the
C-211 key reminder switch connector (terminal No. 3) and
the C-315 ETACS-ECU connector (terminal No. 13), and
between the C-211 key reminder switch connector (terminal
No. 2) and the ground. If they are normal, replace the key
reminder switch.
STEP 6. Check with another registered keyless operation
key.
Q:Does the IG knob turn? (Is the keyless operation key
recognised?)
YES:
Replace the keyless operation key with which the IG
knob does not turn (no recognition) and register the ID
codes (Refer to P.42B-163).
NO:
Go to Step 7.
STEP 7. Check of the troubles.
Operate the lock switch and check that the door can be locked
and unlocked. Also, check that the unlock sensor can lock and
unlock the door.
Q:Is the check result normal?
YES:
The procedure is complete.
NO:
Replace KOS-ECU and register the ID codes (Refer
42B-124
KEYLESS OPERATION SYSTEM (KOS)
DIAGNOSIS
INSPECTION PROCEDURE 7: Driver's Door Lock Switch does not Work.
M14209100110USA0000010000
Before replacing the ECU, ensure that the power
supply circuit, the ground circuit and the
communication circuit are normal.
ZC603128
KOS-ECU
LOCK SWITCH
(FRONT DOOR: LH)
BLA
CK
GREEN -WHITE
BLA
CK
GREEN -WHITE
0000
Lock switch (Front Door: LH) Circuit
ZC600875
ZC6008750026
C-126
C-102
C-127 (BR)
Connectors: C-102, C-126, C-127
ZC600881
Connector: E-23
E-23 (GR)
0008
PROBABLE CAUSES
⦆
Malfunction of the exterior transmitter antenna
assembly (driver's side)
⦆
Malfunction of the lock switch (front door: LH)
⦆
Damaged wiring harness and connectors
⦆
Malfunction of the KOS-ECU
KEYLESS OPERATION SYSTEM (KOS)
42B-125
DIAGNOSIS
DIAGNOSTIC PROCEDURE
Required Special Tools:
⦆
MB991223: Harness Set
⦆
MB992006: Extra Fine Probe
⦆
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
STEP 1. Using scan tool MB991958, read the diagnostic
trouble code.
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.42B-10."
(2)
Turn the ignition switch to the "ON" position.
(3)
Check whether the KOS-ECU related DTC is set.
(4)
Turn the ignition switch to the "LOCK" (OFF) position.
Q:Is the DTC set?
YES:
Diagnose the KOS-ECU. Refer to P.42B-18.
NO:
Go to Step 2.
STEP 2. Check KOS-ECU connector C-102 and lock switch
(front door: LH) connector E-23 for loose, corroded or
damaged terminals, or terminals pushed back in the
connector.
Q:Are KOS-ECU connector C-102 and lock switch (front
door: LH) connector E-23 in good condition?
YES:
Go to Step 3.
NO:
Repair or replace the damaged component(s). Refer to
GROUP 00E, Harness Connector Inspection P.00E-2. Check
that the driver’s door lock switch works normally.
STEP 3. Check the wiring harness between KOS-ECU
connector C-102 (terminal No. 21) and lock switch (front
door: LH) connector E-23 (terminal No. 1) and lock switch
(front door: LH) connector E-23 (terminal No. 2) and ground.
NOTE:
Also check intermediate connector C-126 and C-127 for
loose, corroded, or damaged terminals, or terminals pushed
back in the connector. If intermediate connector C-126 and
C-127 is damaged, repair or replace the damaged component
42B-126
KEYLESS OPERATION SYSTEM (KOS)
DIAGNOSIS
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