Mitsubishi Outlander (2003+). Manual - part 477

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-197

Step 1. Confirm the operation of the rear wiper.

Check that the rear wiper work normally.

Q: Is the check result normal?

YES : 

Go to Step 2.

NO : 

Refer to Inspection Procedure G-1 "The rear 
wiper does not work at all 

P.54B-185

."

Step 2. Pulse check

Check the input signals below which are related to 
the rear washer.

•

Ignition switch: ACC

OK: The MUT-II/III sounds or the voltmeter 
needle fluctuates.

Q: Is the check result normal?

YES : 

Go to Step 3.

NO : 

Refer to inspection procedure N-6 "The 
column switch (windshield wiper washer 
and rear wiper washer switch) signal is not 
received 

P.54B-320

."

Step 3. Connector check: A-27 rear washer motor 
connector

Q: Is the check result normal?

YES : 

Go to Step 4.

NO : 

Repair the connector.

Step 4. Check the rear washer motor.
Refer to GROUP 51 

−

 Rear wiper and washer 

P.51-31

.

Q: Is the check result normal?

YES : 

Go to Step 5.

NO : 

Replace the rear washer motor.

Step 5. Measure the resistance at the A-27 rear 
washer motor connector.

(1) Disconnect the connector, and measure at the 

wiring harness side.

(2) Resistance between A-27 rear washer motor 

connector terminal No.1 and body earth

OK: 2 

Ω

 or less

Q: Is the check result normal?

YES : 

Go to Step 7.

NO : 

Go to Step 6.

System switch

Check condition

Column switch (rear 
washer switch)

When the switch is 
turned from off to on

AC308677

2

1

A-27(G)

AG

Connector: A-27 
<LHD>

Harness side

AC308684

2

1

A-27(G)

AI

Connector: A-27 
<RHD>

Harness side

AC308677

2

1

A-27(G)

AG

Connector: A-27 
<LHD>

Harness side

AC308684

2

1

A-27(G)

AI

Connector: A-27 
<RHD>

Harness side

2

1

AC301639

Connector A-27
(Harness side)

AB

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-198

Step 6. Check the wiring harness between A-27 
rear washer motor connector terminal No.1 and 
body earth.

•

Check the earth line for open or short circuit.

Q: Is the check result normal?

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00 

−

 How to 

Cope with Intermittent Malfunction 

P.00-6

).

NO : 

Repair the wiring harness.

Step 7. Connector check: C-220 ETACS-ECU 
connector

Q: Is the check result normal?

YES : 

Go to Step 8.

NO : 

Repair the connector.

AC308677

2

1

A-27(G)

AG

Connector: A-27 
<LHD>

Harness side

AC308684

2

1

A-27(G)

AI

Connector: A-27 
<RHD>

Harness side

AC308722

Connector: C-220

Junction block (Rear view)

AF

Harness side

28

37

43

29

44

38

23

32

41

24

25

26

27

34

42

3635

33

21

22

30

39

40

31

<LHD>

AC308776

Connector: C-220

Junction block (Rear view)

AD

Harness side

28

37

43

29

44

38

23

32

41

24

25

26

27

34

42

3635

33

21

22

30

39

40

31

<RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-199

Step 8. Check the wiring harness between C-220 
ETACS-ECU connector terminal No.23 and A-27 
rear washer motor connector terminal No.2.

NOTE: 

Prior to the wiring harness inspection, check 
intermediate connector C-116 and repair if 
necessary.

•

Check the output signal line.

Q: Is the check result normal?

YES : 

Go to Step 9.

NO : 

Repair the wiring harness.

Step 9. Retest the system.

Check that the rear washer works normally.

Q: Is the check result normal?

YES : 

The trouble can be an intermittent 

malfunction (Refer to GROUP 00 

−

 How to 

Cope with Intermittent Malfunction 

P.00-6

).

NO : 

Replace the ETACS-ECU.

AC308677

2

1

A-27(G)

AG

Connector: A-27 
<LHD>

Harness side

AC308684

2

1

A-27(G)

AI

Connector: A-27 
<RHD>

Harness side

AC308722

Connector: C-220

Junction block (Rear view)

AF

Harness side

28

37

43

29

44

38

23

32

41

24

25

26

27

34

42

3635

33

21

22

30

39

40

31

<LHD>

AC308776

Connector: C-220

Junction block (Rear view)

AD

Harness side

28

37

43

29

44

38

23

32

41

24

25

26

27

34

42

3635

33

21

22

30

39

40

31

<RHD>

AC308716

AD

9

21

33

35

24

12

3 4

7

8

5 6

39

28

41

30

18

4243

31

1920

32

40

29

1617

38

27

15

37

36

26

14

13

25

2

1

34

23

11

10

22

Connector: C-116
<LHD>

AC308735

AP

9

21

33

35

24

12

3 4

7

8

5 6

39

28

41

30

18

4243

31

1920

32

40

29

1617

38

27

15

37

36

26

14

13

25

2

1

34

23

11

10

22

Connector: C-116
<RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-200

HEADLAMP WASHER

INSPECTION PROCEDURE H-1: The headlamp washer does not work.

CAUTION

Whenever the ECU is replaced, ensure that the 
input and output signal circuits are normal.

COMMENTS ON TROUBLE SYMPTOM
The headlamp washer motor, the column switch or 
the front-ECU may be defective.

POSSIBLE CAUSES

•

Malfunction of the headlamp washer motor

•

Malfunction of the column switch

•

Malfunction of the front-ECU

•

Damaged harness wires and connectors

DIAGNOSIS PROCEDURE

Step 1. Check the diagnosis code.

When the ignition switch is turned to the LOCK 
(OFF) position, check that the ETACS-ECU does not 
set the diagnosis code.

Q: Is the diagnosis code set?

YES : 

Refer to diagnosis code chart 

P.54B-17

.

NO : 

Go to Step 2.

Wire colour code
B : Black     LG : Light green     G : Green     L : Blue      
W : White     Y : Yellow     SB : Sky blue     BR : Brown 
O : Orange     GR : Gray     R : Red     P : Pink     V : Violet        

FRONT-ECU

HEADLAMP 
WASHER MOTOR

HEADLAMP 
WASHER 

INPUT SIGNAL

HEADLAMP WASHER

FUSIBLE 
LINK

5

Headlamp Washer Motor Circuit