Mitsubishi Outlander GS45X. Manual — part 1726
DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)>
TSB Revision
AUTOMATIC TRANSAXLE
23C-209
STEP 2. M.U.T.-III diagnostic trouble code.
Check the ETACS diagnostic trouble code. (Refer to GROUP
54A
− Troubleshooting
Q: Is the diagnostic trouble code set?
YES : Perform the relevant troubleshooting.
NO : Go to Step 3.
STEP 3. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.C1631 set?
YES : Replace the AWC-ECU. (Refer to
go to Step 4.
NO : Intermittent malfunction. (Refer to GROUP 00
− How
to Cope with Intermittent Malfunction
).
STEP 4. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.C1631 set?
YES : Return to Step 1.
NO : This diagnosis is complete.
Code No. C1632: Engine CAN Data (not received)
CAUTION
• If there is any problem in the CAN bus lines,
an incorrect diagnostic trouble code may be
set. Prior to this diagnosis, diagnose the CAN
bus lines.
• Whenever the ECU is replaced, ensure that
the CAN bus lines are normal.
.
OPERATION
AWC-ECU communicates with the engine control
module via the CAN bus lines.
.
DIAGNOSTIC TROUBLE CODE SET
CONDITIONS
This diagnostic trouble code is set when the CAN
signal of the engine control module cannot be
received.
.
PROBABLE CAUSES
• Malfunction of the CAN bus line
• Damaged connectors (Engine control module)
• Malfunction of engine control module
• Malfunction of AWC-ECU
DIAGNOSTIC PROCEDURE
STEP 1. M.U.T.-III CAN bus diagnostics.
Use scan tool to perform the CAN bus diagnosis.
Q: Is the check result normal?
YES : Go to Step 2.
NO : Repair the CAN bus lines. (Refer to GROUP 54C
−
Troubleshooting
). After repairing the CAN
bus line, go to Step 2.
DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)>
TSB Revision
AUTOMATIC TRANSAXLE
23C-210
STEP 2. M.U.T.-III diagnostic trouble code.
Check the engine diagnostic trouble code. (Refer to GROUP
13B
−Troubleshooting
).
Q: Is the diagnostic trouble code set?
YES : Perform the relevant troubleshooting.
NO : Go to Step 3.
STEP 3. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.C1632 set?
YES : Replace the AWC-ECU. (Refer to
go to Step 4.
NO : Intermittent malfunction. (Refer to GROUP 00
− How
to Cope with Intermittent Malfunction
).
STEP 4. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.C1632 set?
YES : Return to Step 1.
NO : This diagnosis is complete.
Code No. C1633: A/T CAN Data (not received)
CAUTION
• If there is any problem in the CAN bus lines,
an incorrect diagnostic trouble code may be
set. Prior to this diagnosis, diagnose the CAN
bus lines.
• Whenever the ECU is replaced, ensure that
the CAN bus lines are normal.
.
OPERATION
AWC-ECU communicates with A/T-ECU via the CAN
bus lines.
.
DIAGNOSTIC TROUBLE CODE SET
CONDITIONS
This diagnostic trouble code is set when the CAN
signal of the A/T-ECU cannot be received.
.
PROBABLE CAUSES
• Malfunction of the CAN bus line
• Damaged connectors (A/T-ECU)
• Malfunction of A/T-ECU
• Malfunction of AWC-ECU
• Coding failure (installation of M/T for a vehicle
with A/T specification, failure coding of A/T for a
vehicle with M/T specification)
DIAGNOSTIC PROCEDURE
STEP 1. M.U.T.-III CAN bus diagnostics.
Use scan tool to perform the CAN bus diagnosis.
Q: Is the check result normal?
YES : Go to Step 2.
NO : Repair the CAN bus lines. (Refer to GROUP 54C
−
Troubleshooting
).
DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)>
TSB Revision
AUTOMATIC TRANSAXLE
23C-211
STEP 2. M.U.T.-III diagnostic trouble code.
Check the A/T diagnostic trouble code. (Refer to
Q: Is the diagnostic trouble code set?
YES : Perform the relevant troubleshooting.
NO : Go to Step 3.
STEP 3. ETACS-ECU coding data check.
Check the Transaxle coding data stored in ETACS-ECU for any
abnormality. (Refer to GROUP 00
− Coding Reference Table
).
Q: Is the check result normal?
YES : Go to Step 4.
NO : Replace the ETACS-ECU. (Refer to GROUP 54A
−
ETACS-ECU
STEP 4. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.U0101 set?
YES : Replace the AWC-ECU. (Refer to
go to Step 5.
NO : Intermittent malfunction. (Refer to GROUP 00
− How
to Cope with Intermittent Malfunction
).
STEP 5. Check whether the diagnostic trouble code is
reset.
Q: Is diagnostic trouble code No.U0101 set?
YES : Return to Step 1.
NO : This diagnosis is complete.
DIAGNOSIS <S-AWC(SUPER ALL WHEEL CONTROL)>
TSB Revision
AUTOMATIC TRANSAXLE
23C-212
Code No.C2100: Battery Voltage Malfunction (Low Voltage)
AC902491
Power supply system circuit
ETACS-
ECU
FUSIBLE
LINK
34
IGNITION
SWITCH (IG1)
IG1
RELAY
AWC-ECU
POWER
SUPPLY
ELECTRONIC
CONTROL
COUPLING
SOLENOID
(CENTER)
ELECTRONIC
CONTROL
COUPLING
SOLENOID
(FRONT)
AB
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