Mitsubishi Outlander XL. Manual - part 776

 

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Mitsubishi Outlander XL. Manual - part 776

 

 

STEP 3. Check the wiring harness between the key reminder
switch connector C-211 (terminal No. 4, 9) and the KOS-ECU
connector C-102 (terminal No. 8, 5).

Check the signal lines for open circuit and short circuit.

Q:Is  the  wiring  harness  between  key  reminder  switch

connector  C-211  (terminal  No.  4,  9)  and  the  KOS-ECU

connector C-102 (terminal No. 8, 5) in good condition?

YES:

 Go to Step 4.

NO:

 The wiring harness may be damaged or the connector

(s) may have loose, corroded or damaged terminals, or
terminals pushed back in the connector. Repair the wiring
harness as necessary.

STEP 4. Replace the key reminder switch, and check
whether the diagnostic trouble code is reset.

(1)

Erase the DTC.

(2)

Turn the ignition switch from the "LOCK" (OFF) position to
the "ON" position.

(3)

Check if the DTC is set.

Q:Is the DTC set?

YES:

 Replace KOS-ECU and register the ID codes. (Refer

to P.42B-12.)

NO:

 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).

DTC B2409: STL unit comm.(No response)

M14209100126USA0000010000

If the DTC B2409 is set, diagnose the CAN bus
lines.

Whenever  the  steering  lock  unit  is  replaced,
ensure  that  the  communication  circuit  is
normal.

KEYLESS OPERATION SYSTEM (KOS)

42B-47

DIAGNOSIS

 Key Reminder Switch and KOS-ECU Circuit

KOS-ECU

KEY
REMINDER
SWITCH

(PUSH SWITCH)

DTC SET CONDITION
When the ignition push switch is pressed, the steering
lock unit communicates with KOS-ECU to unlock the
IG knob. If the steering lock unit communication error
(no response) occurs at this time, the DTC is set.

TECHNICAL DESCRIPTION (COMMENT)
When  the  IG  knob  unlock  communication  is
performed by pressing the ignition push switch, if the

steering lock unit communication error (no response)
occurs, the steering lock unit is judged as abnormal.

TROUBLESHOOTING HINTS

Malfunction of the key reminder switch (integrated
into the steering lock unit)

Wiring harness or connector failure of CAN bus line

Malfunction of the KOS-ECU

DIAGNOSIS

Required Special Tools:

MB991958: Scan Tool (M.U.T.-III Sub Assembly)

MB991824: Vehicles 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)

42B-48

KEYLESS OPERATION SYSTEM (KOS)

DIAGNOSIS

STEP 1. Using scan tool MB991958, diagnose the CAN bus
line.

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 to the data link connector.

(2)

Turn the ignition switch to the "ON" position.

(3)

Diagnose the CAN bus line.

(4)

Turn the ignition switch to the "LOCK" (OFF) position.

Q:Is the CAN bus line found to be normal?

YES:

 Go to Step 2.

NO:

 Repair the CAN bus line. (Refer to GROUP 54D,

Diagnosis P.54D-17).

STEP 2. Check key reminder switch connector C-211 and
KOS-ECU connector C-102 for loose, corroded or damaged
terminals, or terminals pushed back in the connector.

Q:Is  the  key  reminder  switch  connector  C-211  and  KOS-

ECU connector C-102 in good condition?

YES:

 Go to Step 3.

NO:

 Repair the defective connector.

STEP 3. Check the wiring harness between the key reminder
switch connector C-211 (terminal No. 4, 9, 11) and the KOS-
ECU connector C-102 (terminal No. 8, 5, 31).

Check the signal lines for open circuit and short circuit.

Q:Is  the  wiring  harness  between  key  reminder  switch

connector C-211 (terminal No. 4, 9, 11) and the KOS-ECU

connector C-102 (terminal No. 8, 5, 31) in good condition?

YES:

 Go to Step 4.

NO:

 The wiring harness may be damaged or the connector

(s) may have loose, corroded or damaged terminals, or
terminals pushed back in the connector. Repair the wiring
harness as necessary.

STEP 4. Replace the key reminder switch, and check
whether the diagnostic trouble code is reset.

(1)

Erase the DTC.

(2)

Turn the ignition switch from the "LOCK" (OFF) position to
the "ON" position.

(3)

Check if the DTC is set.

Q:Is the DTC set?

KEYLESS OPERATION SYSTEM (KOS)

42B-49

DIAGNOSIS

YES:

 Replace KOS-ECU and register the ID codes. (Refer

to P.42B-12.)

NO:

 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).

DTC B240A FR antenna(outdoor) open

M14209100024USA0000010000

When  replacing  the  ECU,  always  check  that  the
communication circuit is normal.

ZC604136

KOS-ECU

KEYLESS
OPERATION KEY

OUTSIDE TRANSMISSION
ANTENNA ASSEMBLY
(DRIVER'S SIDE)

Outside Transmission Antenna Assembly (Driver's Side) Circuit

0000

SKY  B

ULE

RED- BLA

CK

RED- YELLO

W

SKY  B

ULE

RED- BLA

CK

RED- YELLO

W

ZC600876

Connector: C-22

0032

ZC600875

C-102

0030

C-32

Connectors: C-32, C-102

42B-50

KEYLESS OPERATION SYSTEM (KOS)

DIAGNOSIS

 

 

 

 

 

 

 

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