Mitsubishi Grandis. Manual - part 53

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-209

Step 10. Check the wiring harness between 
A-15X front-ECU connector terminal No.24 and 
the ignition switch (ACC).

NOTE: 

AC311521AC

Connector: A-15X

Relay box side

21

22

23

24

25

26

27

28

29

30

31

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-210

Prior to the wiring harness inspection, check the 
junction block connectors C-202, C-203 and 
intermediate connector C-125 and repair if 
necessary.

• Check the power supply line for open 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.00-5

).

NO : 

Repair the wiring harness.

AC310613

AD

Connector: C-125 <LHD>

AC310628AB

Connector: C-125 <RHD>

AC310624

Connectors: C-202, C-203

AS

Junction block (Front view)

C-202

Harness side

C-202

C-203

Harness side

C-203

10

1

6

14

5

12

13

4

11

7

2

3

8

9

<LHD>

AC310619

Connectors: C-202, C-203

AS

Junction block (Front view)

C-203

C-202

Harness side

C-202

Harness side

C-203

10

1

6

14

5

12

13

4

11

7

2

3

8

9

<RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-211

Step 11. Connector check: C-301 column switch 
connector

Q: Is the check result normal?

YES : 

Go to Step 12.

NO : 

Repair the connector.

AC310153AB

Connector: C-301 <LHD>

Harness side

AC310183

AB

Connector: C-301 <RHD>

Harness side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-212

Step 12. Check the wiring harness between C-301 
column switch connector terminal No.8 and 
A-15X front-ECU connector terminal No.26.

NOTE: 

Prior to the wiring harness inspection, check the 
intermediate connector C-125 and repair if 
necessary.

• Check the wiper backup circuit.

Q: Is the check result normal?

YES : 

Go to Step 13.

NO : 

Repair the wiring harness.

Step 13. Retest the system.
The windshield wiper should now work normally at 
all.

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.00-5

).

NO : 

Replace the front-ECU.

AC311521AC

Connector: A-15X

Relay box side

21

22

23

24

25

26

27

28

29

30

31

AC310153AB

Connector: C-301 <LHD>

Harness side

AC310183

AB

Connector: C-301 <RHD>

Harness side

AC310613

AD

Connector: C-125 <LHD>

AC310628AB

Connector: C-125 <RHD>