Mitsubishi Lancer Evolution IX. Manual - part 137

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-111

NOTE: 

Prior to the wiring harness inspection, check interme-
diate connectors C-17 <LH drive vehicles>, C-110 
<RH drive vehicles>, C-127, D-15, and repair if nec-
essary.

• Check the communication lines for open circuit.

Q: Is the check result normal?

YES : 

Go to Step 15.

NO : 

Repair the wiring harness.

Step 15. Retest the system.
After the rear power window sub switch (LH) is 
replaced, check that the rear left door power window 
can be operated by the power window sub switch.
(1) Replace the rear power window sub switch (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.

AC310446

Connector: C-17 <LHD>

AE

AC310456

Connector: C-110 <RHD>

AH

AC310446

AO

Connector: C-127 <LHD>

AC310454

AI

Connector: C-127 <RHD>

AC310465

AC

Connector: D-15 <LHD>

AC310473

AD

Connector: D-15 <RHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-112

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 regulator 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.42-24

.

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.54B-113

."

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.42-24

). 

Q: Is the check result normal?

YES : 

Adjust the door window glass (Refer to 

GROUP 42 

− Door − On-vehicle service 

P.42-23

), and then go to Step 3.

NO : 

Replace the defective power window 
regulator 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.42-23

.

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.42-23

).

Step 4. Retest the system.
Check that the power window does not lower auto-
matically 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 regulator motor 
assembly of the defective window.

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-113

INSPECTION PROCEDURE D-6: Power window anti-trap function does not work normally.

POWER WINDOW
SUB SWITCH
(FRONT)

POWER WINDOW
MAIN SWITCH

CPU

CPU

POWER 
WINDOW MOTOR
(FRONT: LH)

POWER 
WINDOW MOTOR
(FRONT: RH)

HALL IC

HALL IC

HALL IC

HALL IC

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: LH)

Power Window (front) Circuit <LHD>

SYMPTOM PROCEDURES

SMART WIRING SYSTEM (SWS) NOT USING SWS MONITOR

54B-114

POWER WINDOW
SUB SWITCH

POWER 
WINDOW MOTOR

POWER 
WINDOW MAIN 
SWITCH

(FRONT)

(FRONT: RH)

POWER 
WINDOW MOTOR
(FRONT: LH)

HALL IC

HALL IC

HALL IC

HALL IC

CPU

CPU

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: RH)

Power Window (front) Circuit <RHD>