Mitsubishi Outlander (2013+). Manual — part 415

TROUBLESHOOTING

ELECTRONICALLY CONTROLLED 4WD

27C-30

STEP 2. Battery terminal check
Check that the battery terminal is not loose.

Q: Is the check result normal?

YES :

Go to Step 3.

NO :

Securely install the battery terminal. Then
go to Step 3.

STEP 3. Check the charging system.
Refer to GROUP 16

− Charging System .

Q: Is the check result normal?

YES :

Go to Step 4.

NO :

Repair or replace the charging system
component(s).

STEP 4. Check the battery.
Refer to GROUP 54A

− Battery Test .

Q: Is the check result normal?

YES :

Go to Step 5.

NO :

Replace the battery. Then go to Step 5.

STEP 5. Voltage measurement at 4WD-ECU
connector
Disconnect the connector, and measure the voltage
between terminal BATT and body earth at the wiring
harness side.

OK: System voltage

Q: Is the check result normal?

YES :

Go to Step 6.

NO :

Repair the defective connector or the wiring
harness. Then go to Step 7.

STEP 6. M.U.T.-III data list.
Check the following data list (Refer to

P.27C-45

).

• Item No.31: Battery voltage (CAN input)

Q: Is the check result normal?

YES :

Intermittent malfunction (Refer to GROUP

00

− How to Cope with Intermittent

Malfunction ).

NO :

Replace the 4WD-ECU (Refer to

P.27C-51

).

Then go to Step 7.

STEP 7. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.C2101 set?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

Code No.C2205: Steering Wheel Sensor Internal Error

CAUTION

• If there is any problem in the CAN bus lines,

an incorrect diagnosis 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.

• When the steering wheel sensor is replaced,

calibrate the steering wheel sensor (Refer to
GROUP 35C

− On-vehicle Service ), and reset

the steering wheel sensor correction amount
stored in the 4WD-ECU. (Item No. 1: SAS
adjusted value

P.27C-48

).

OPERATION

4WD-ECU communicates with the steering wheel
sensor via the CAN bus lines.

DIAGNOSIS CODE SET CONDITION

This diagnosis code is set when the abnormality
below is detected:

• The failure status information by the self-diagno-

sis of the steering wheel sensor.

PROBABLE CAUSES

• Malfunction of the steering wheel sensor

• Malfunction of 4WD-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III to perform the CAN bus diagnosis.

Q: Is the check result normal?

YES :

Go to Step 3.

NO :

Repair the CAN bus lines (Refer to GROUP
54C

− Troubleshooting ). After repairing the

CAN bus line, go to Step 2.

TROUBLESHOOTING

ELECTRONICALLY CONTROLLED 4WD

27C-31

STEP 2. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.C2205 set?

YES :

Go to Step 3.

NO :

This diagnosis is complete.

STEP 3. M.U.T.-III data list.
Check the following data list (Refer to

P.27C-45

).

• Item No.8: Steering angle sensor

Q: Is the check result normal?

YES :

Go to Step 4.

NO :

Replace the steering wheel sensor (Refer to
GROUP 35C

− Steering Wheel Sensor ).

Then go to Step 5.

STEP 4. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.C2205 set?

YES :

Replace the 4WD-ECU (Refer to

P.27C-51

).

Then go to Step 5.

NO :

Intermittent malfunction (Refer to GROUP
00

− How to Cope with Intermittent

Malfunction ).

STEP 5. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.C2205 set?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

Code No.U0100: Engine CAN Timeout

CAUTION

• If there is any problem in the CAN bus lines,

an incorrect diagnosis 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

4WD-ECU communicates with the engine-ECU via
the CAN bus lines.

DIAGNOSIS CODE SET CONDITION

This diagnosis code is set when the abnormality
below is detected:

• The signal sent from the engine-ECU cannot be

received for a certain period.

PROBABLE CAUSES

• Malfunction of the CAN bus line

• Malfunction of power supply circuit system

(engine-ECU)

• Malfunction of ECU (engine-ECU)

• Malfunction of 4WD-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III 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.

STEP 2. M.U.T.-III other system diagnosis code.
Check the engine diagnosis code (Refer to GROUP
13A

−Troubleshooting ).

Q: Is the diagnosis code set?

YES :

Perform the relevant troubleshooting.

NO :

Go to Step 3.

STEP 3. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0100 set?

YES :

Replace the 4WD-ECU (Refer to

P.27C-51

).

Then go to Step 4.

NO :

Intermittent malfunction (Refer to GROUP
00

− How to Cope with Intermittent

Malfunction ).

STEP 4. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0100 set?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

TROUBLESHOOTING

ELECTRONICALLY CONTROLLED 4WD

27C-32

Code No.U0101: T/M CAN Timeout

CAUTION

• If there is any problem in the CAN bus lines,

an incorrect diagnosis 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.

• When the ETACS-ECU of vehicles without

KOS is replaced, the encrypted code of the
ignition key needs to be registered to the
ETACS-ECU. (If the encrypted code is not reg-
istered, the engine cannot be started. Regis-
ter the encrypted code as described in
GROUP 54A, Immobilizer System

− How to

Register Key ID .)

OPERATION

4WD-ECU communicates with CVT-ECU via the
CAN bus lines.

DIAGNOSIS CODE SET CONDITION

This diagnosis code is set when the abnormality
below is detected:

• The signal sent from the CVT-ECU cannot be

received for a certain period.

PROBABLE CAUSES

• Malfunction of the CAN bus line

• Malfunction of power supply circuit system

(CVT-ECU)

• Malfunction of ECU (CVT-ECU)

• Malfunction of 4WD-ECU

• ETACS coding failure

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III 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 ).

STEP 2. M.U.T.-III other system diagnosis code.
Check the CVT diagnosis code (Refer to GROUP
23A

− CVT, Troubleshooting ).

Q: Is the diagnosis code set?

YES :

Perform the relevant troubleshooting.

NO :

Go to Step 3.

STEP 3. ETACS-ECU coding data check.
Check the transmission 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. Then go to Step
5.

STEP 4. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0101 set?

YES :

Replace the 4WD-ECU (Refer to

P.27C-51

).

Then go to Step 5 .

NO :

Intermittent malfunction (Refer to GROUP
00

− How to Cope with Intermittent

Malfunction ).

STEP 5. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0101 set?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

Code No.U0121: ABS/ASC CAN Timeout

CAUTION

• If there is any problem in the CAN bus lines,

an incorrect diagnosis 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

4WD-ECU communicates with the ABS/ASC-ECU
via the CAN bus lines.

TROUBLESHOOTING

ELECTRONICALLY CONTROLLED 4WD

27C-33

DIAGNOSIS CODE SET CONDITION

This diagnosis code is set when the abnormality
below is detected:

• The signal sent from the ABS/ASC-ECU cannot

be received for a certain period.

PROBABLE CAUSES

• Malfunction of the CAN bus line

• Malfunction of power supply circuit system

(ABS/ASC-ECU)

• Malfunction of ECU (ABS/ASC-ECU)

• Malfunction of 4WD-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III 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 ).

STEP 2. M.U.T.-III other system diagnosis code.
Check the ABS diagnosis code (Refer to GROUP
35B

− Troubleshooting ) <Vehicles with ABS> or the

ASC diagnosis code (Refer to GROUP 35C

− Trou-

bleshooting ) <Vehicles with ASC>.

Q: Is the diagnosis code set?

YES :

Perform the relevant troubleshooting.

NO :

Go to Step 3.

STEP 3. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0121 set?

YES :

Replace the 4WD-ECU (Refer to

P.27C-51

).

Then go to Step 4.

NO :

Intermittent malfunction (Refer to GROUP
00

− How to Cope with Intermittent

Malfunction ).

STEP 4. Check whether the diagnosis code is
reset.

Q: Is diagnosis code No.U0121 set?

YES :

Return to Step 1.

NO :

This diagnosis is complete.

Code No.U0126: Steering Wheel Sensor CAN Timeout <ASC>

CAUTION

• If there is any problem in the CAN bus lines,

an incorrect diagnosis 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.

• When the steering wheel sensor is replaced,

calibrate the steering wheel sensor (Refer to
GROUP 35C

− On-vehicle Service ), and reset

the steering wheel sensor correction amount
stored in the 4WD-ECU. (Item No. 1: SAS
adjusted value

P.27C-48

).

OPERATION

4WD-ECU communicates with the steering wheel
sensor via the CAN bus lines.

DIAGNOSIS CODE SET CONDITION

This diagnosis code is set when the abnormality
below is detected:

• The signal sent from the steering wheel sensor

cannot be received for a certain period.

PROBABLE CAUSES

• Malfunction of the CAN bus line

• Malfunction of power supply circuit system (steer-

ing wheel sensor)

• Malfunction of the steering wheel sensor

• Malfunction of 4WD-ECU

DIAGNOSIS PROCEDURE

STEP 1. M.U.T.-III CAN bus diagnostics.
Use M.U.T.-III 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 ).

STEP 2. M.U.T.-III data list.
Check the following data list (Refer to

P.27C-45

).

• Item No.8: Steering angle sensor

Q: Is the check result normal?