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>