Mitsubishi Outlander (2013+). Manual — part 542
TROUBLESHOOTING <KOS-ECU>
KEYLESS OPERATION SYSTEM (KOS)
42B-29
STEP 3. M.U.T.-III other system diagnosis code
Check if diagnosis code No.U0155 is set to the
ETACS-ECU.
Q: Is the diagnosis code set?
YES :
Go to Step 4.
NO :
Go to Step 5.
STEP 4. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set to the
KOS-ECU.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace the ETACS-ECU.
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
STEP 5. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace KOS-ECU and register the ID
codes (Refer to
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
Code No. U0164: A/C-ECU CAN timeout
CAUTION
• If diagnosis code No. U0164 is set, be sure to
diagnose the CAN bus line.
• When replacing the ECU, always check that
the communication circuit is normal.
DIAGNOSIS FUNCTION
If the signal from A/C-ECU cannot be received, the
KOS-ECU sets diagnosis code No. U0164.
PROBABLE CAUSES
• Malfunction of CAN bus line
• Malfunction of A/C-ECU
• Malfunction of KOS-ECU
DIAGNOSIS PROCEDURE
STEP 1. M.U.T.-III CAN bus diagnostics
Use M.U.T.-III to diagnose the CAN bus lines.
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Repair the CAN bus line (Refer to GROUP
54C
− Troubleshooting ).
STEP 2. M.U.T.-III other system diagnosis code
Check if the A/C-ECU related diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Troubleshoot the A/C or heater (GROUP
55, Auto A/C Diagnosis ).
NO :
Go to Step 3.
STEP 3. M.U.T.-III other system diagnosis code
Check if diagnosis code No.U0164 is set to the com-
bination meter.
Q: Is the diagnosis code set?
YES :
Go to Step 4.
NO :
Go to Step 5.
STEP 4. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set to the
KOS-ECU.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace the A/C-ECU.
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
TROUBLESHOOTING <KOS-ECU>
KEYLESS OPERATION SYSTEM (KOS)
42B-30
STEP 5. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace KOS-ECU and register the ID
codes (Refer to
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
Code No. U0230: Electric tailgate control unit CAN timeout
CAUTION
• If the diagnosis code No. U0230 is set, be sure
to diagnose the CAN bus line.
• When replacing the ECU, always check that
the communication circuit is normal.
DIAGNOSTIC FUNCTION
If no signal from the electric tailgate control unit can
be received, KOS-ECU sets the diagnosis code No.
U0230.
PROBABLE CAUSES
• Malfunction of CAN bus line
• Malfunction of the electric tailgate control unit
• Malfunction of KOS-ECU
DIAGNOSIS PROCEDURE
1. M.U.T.-III CAN bus diagnostics
2. Check the M.U.T.-III Diagnosis code for other
systems
Check that a diagnosis code is set in the electric
tailgate control unit.
3. Diagnosis code recheck
Code No. U0245 AND CAN timeout
CAUTION
• If diagnosis code No. U0245 is set, be sure to
diagnose the CAN bus line.
• Before replacing ECU, ensure that the com-
munication circuit is normal.
DIAGNOSTIC FUNCTION
When the signal from the CAN box unit (MMCS) can-
not be received, KOS-ECU sets the diagnosis code
No.U0245.
JUDGEMENT CRITERIA
Check Conditions
• When all the following conditions are met.
a. Ignition switch: ON
b. ETACS-ECU system voltage is at 10 to 16 V.
Judgment Criterion
• After the following condition is met, 2,500 ms or
more have elapsed.
a. CAN signal from MMCS cannot be received.
PROBABLE CAUSES
• Malfunction of the CAN bus line
• CAN box unit malfunction
• Malfunction of MMCS power supply circuit
• MMCS malfunction
• Error in option coding setting of ETACS-ECU
(replacement with the navigation unit not compat-
ible with CAN communication)
• Malfunction of KOS-ECU
DIAGNOSIS PROCEDURE
1. M.U.T.-III CAN bus diagnosis
2. Check of ETACS-ECU option coding
3. ETACS-ECU diagnosis code check
4. KOS-ECU diagnosis code recheck
TROUBLESHOOTING <KOS-ECU>
KEYLESS OPERATION SYSTEM (KOS)
42B-31
Code No.U1000 OSS CAN timeout
CAUTION
• If the diagnosis code No. U1000 is set, diag-
nose the CAN bus lines.
• When replacing the ECU, always check that
the communication circuit is normal.
DIAGNOSIS FUNCTION
When the signal from OSS-ECU cannot be received,
KOS-ECU sets the diagnosis code No.U1000.
PROBABLE CAUSES
• Malfunction of CAN bus line
• Malfunction of OSS-ECU
• Malfunction of KOS-ECU
DIAGNOSIS PROCEDURE
STEP 1. M.U.T.-III CAN bus diagnostics
Use M.U.T.-III to diagnose the CAN bus lines.
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Repair the CAN bus line (Refer to GROUP
54C
− Troubleshooting ). On completion, go
to Step 2.
STEP 2. Check the M.U.T.-III Diagnosis code for
other systems
Check that the OSS-ECU set a diagnosis code.
Q: Is the diagnosis code set?
YES :
Diagnose the OSS-ECU. Refer to
Troubleshooting .
NO :
Go to Step 3
STEP 3. M.U.T.-III other system diagnosis code
Check if diagnosis code No.U1000 is set to the
ETACS-ECU.
Q: Is the diagnosis code set?
YES :
Go to Step 4.
NO :
Go to Step 5.
STEP 4. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace the OSS-ECU.
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
STEP 5. Check whether the diagnosis code is
reset.
Recheck if the diagnosis code is set.
(1) Erase the diagnosis code.
(2) Turn the power supply mode of the engine switch
from OFF to ON.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace KOS-ECU and register the ID
codes (Refer to
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to Cope with Intermittent Malfunction ).
Code No. U1190: No receive fault detect signal
CAUTION
• If the diagnosis code No. U1190 is set, diag-
nose the CAN bus lines.
• When replacing the ECU, always check that
the communication circuit is normal.
DIAGNOSTIC FUNCTION
When the signal from the ETACS-ECU cannot be
received, KOS-ECU sets the diagnosis code
No.U1190.
JUDGEMENT CRITERIA
Check Conditions
• When all the following conditions are met.
a. Power supply mode: ON
b. ETACS-ECU system voltage is at 10 to 16 V.
Judgment Criterion
• After the following condition is met, 5,000 ms or
more have elapsed.
TROUBLESHOOTING <KOS-ECU>
KEYLESS OPERATION SYSTEM (KOS)
42B-32
a. CAN signal from the ETACS-ECU cannot be
received.
PROBABLE CAUSES
• Malfunction of the CAN bus line
• Malfunction of ETACS-ECU
• Malfunction of KOS-ECU
DIAGNOSIS PROCEDURE
STEP 1. M.U.T.-III CAN bus diagnostics
Use the M.U.T.-III to diagnose the CAN bus lines.
Q: Is the check result normal?
YES :
Go to Step 2.
NO :
Repair the CAN bus line (Refer to GROUP
54C
− Troubleshooting ).
STEP 2. M.U.T.-III other system diagnosis code
Check again if the diagnosis code is set to the
ETACS-ECU.
Q: Is the diagnosis code set?
YES :
Diagnose the ETACS-ECU (Refer to
GROUP 54A, Troubleshooting ).
NO :
Go to Step 3.
STEP 3. M.U.T.-III other system diagnosis code
Check again if the diagnosis code is set to the
ETACS-ECU.
Q: Is the diagnosis code set?
YES :
Replace the ETACS-ECU.
NO :
Go to Step 4.
STEP 4. Diagnosis code recheck
Check again if the diagnosis code is set to the
KOS-ECU.
(1) Erase the diagnosis code.
(2) Turn the engine switch from the LOCK (OFF)
position to the ON position.
(3) Check if the diagnosis code is set.
Q: Is the diagnosis code set?
YES :
Replace the KOS-ECU.
NO :
Intermittent malfunction is suspected (Refer
to GROUP 00
− How to Use
Troubleshooting/Inspection Service Points
−
How to cope with Intermittent Malfunction ).
Code No. U1195 Coding not completed
CAUTION
• If diagnosis code No. U1195 is set, diagnose
the CAN bus lines.
• When replacing the ECU, always check that
the communication circuit is normal.
DIAGNOSTIC FUNCTION
When the coding data is not registered, KOS-ECU
sets the diagnosis code No.U1195.
JUDGEMENT CRITERIA
Check Conditions
• When all the following conditions are met.
a. Coding is not completed.
b. For 5 seconds since the start of the reception
of ignition status signal (ON or during crank-
ing) transmitted from ETACS-ECU.
Judgment Criterion
• Any of the coding is not completed normally.
PROBABLE CAUSES
• Malfunction of the CAN bus line
• Variant coding for ETACS-ECU has not been
implemented.
• Malfunction of KOS-ECU
• ETACS-ECU malfunction
DIAGNOSIS PROCEDURE
1. M.U.T.-III CAN bus diagnosis
2. ETACS-ECU diagnosis code check
3. KOS-ECU diagnosis code recheck
DATA LIST REFERENCE TABLE
M1429605000329
Item No.
Check item
Check condition
Normal condition
1
*
Received KOS key
data(ID)
−
Memorised keyless
operation key ID
2
Received KOS key
data(button)
−
Switch display of the
keyless operation key
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