Mitsubishi Grandis. Manual - part 177

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) USING SWS MONITOR

54C-170

Prior to the wiring harness inspection, check 
intermediate connectors C-16, C-14 <RH drive 
vehicles>, C-27 <LH drive vehicles>, D-16, and 
repair if necessary.

• Check the communication lines for open circuit.

Q: Is the check result normal?

YES : 

Go to Step 21.

NO : 

Repair the wiring harness.

Step 19. Connector check: F-02 power window 
sub switch (rear: LH) connector.

Q: Is the check result normal?

YES : 

Go to Step 20.

NO : 

Repair the connector.

AC310632BA

Connectors: C-14, C-16

C-16

C-14

C-14

C-16

<RHD>

AC310615

AE

Connector: C-16 <LHD>

AC310613

Connector: C-27 <LHD>

AJ

AC310207

AB

Connector: D-16

AC310205

AC

D-03 (B)

9

3

2

1
5 6 7 8

4

10

Connector: D-03 <RHD>

AC310209

Connector: F-02

F-02(B)

AB

Harness side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) USING SWS MONITOR

54C-171

Step 20. Check the wiring harness from F-02 
power window sub switch (rear: LH) connector 
terminal No.6 to the inserted probe.

NOTE: 

AC310209

Connector: F-02

F-02(B)

AB

Harness side

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) USING SWS MONITOR

54C-172

Prior to the wiring harness inspection, check 
intermediate connectors C-16, C-14 <RH drive 
vehicles>, C-27 <LH drive vehicles>, D-16, and 
repair if necessary.

• Check the communication lines for open circuit.

Q: Is the check result normal?

YES : 

Go to Step 21.

NO : 

Repair the wiring harness.

Step 21. Check the power window sub switch.

Check that the rear left power window works by 
means of the power window sub switch (rear: LH) 
when the power window lock switch is turned off.

Q: Is the check result normal?

YES : 

Go to Step 22.

NO : 

Refer to inspection procedure D-3 "Relevant 
power window(s) do not work by means of 
the front and rear passenger's power 
window sub switches 

P.54C-137

."

Step 22. Retest the system.

After the power window sub switch (rear: LH) is 
replaced, check that the rear left door power window 
can be operated by the power window sub switch.
(1) Replace the power window sub switch (rear: LH).
(2) Check that the rear left power window works by 

means of the power window main switch.

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 power window main switch.

AC310632BA

Connectors: C-14, C-16

C-16

C-14

C-14

C-16

<RHD>

AC310615

AE

Connector: C-16 <LHD>

AC310613

Connector: C-27 <LHD>

AJ

AC310207

AB

Connector: D-16

AC310205

AC

D-03 (B)

9

3

2

1
5 6 7 8

4

10

Connector: D-03 <RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) USING SWS MONITOR

54C-173

Inspection Procedure D-5: The window glass lowers automatically while it is rising.

COMMENTS ON TROUBLE SYMPTOM

If the sliding resistance is too great when the window 
is being raised or the window glass encounters an 
object, the window glass will lower by approximately 
150 mm.

POSSIBLE CAUSES

• Improper adjusted door window glass

• Incorrectly installed or warped glass slider

• Malfunction of the power window motor

• Malfunction of the window regulator

DIAGNOSIS PROCEDURE

Step 1. Check the power window anti-trap 
function.

Check that the power window anti-trap function 
works. Refer to GROUP 42 

− Door − On-vehicle 

Service 

P.42-27

.

Q: Is the check result normal?

YES : 

Go to Step 2.

NO : 

Refer to Inspection Procedure D-6 "Power 
window anti-trap function does not work 
normally 

P.54C-174

."

Step 2. Check the power window operating 
current.

Check that the power window operating current is 
normal (Refer to GROUP 42 

− Door − On-vehicle 

service 

P.42-29

).

Q: Is the check result normal?

YES : 

Adjust the door window glass (Refer to 

GROUP 42 

− Door − On-vehicle service 

P.42-25

), and then go to Step 3.

NO : 

Replace the defective power window motor 
assembly which operating current are 
abnormal.

Step 3. Check that the door window glasses are 
installed correctly.

Check that the door window glasses are installed 
correctly. Refer to GROUP 42 

− Door − On-vehicle 

Service 

P.42-25

.

Q: Is the check result normal?

YES : 

Go to Step 4.

NO : 

Adjust the door window glass (Refer to 
GROUP 42 

− Door − On-vehicle service 

P.42-25

).

Step 4. Retest the system.

Check that the power window does not lower 
automatically while it is being raised.

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 power window motor assembly 
of the defective window.