POWER WINDOW CONTROL SYSTEM Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch

DESCRIPTION

• If the AUTO UP/DOWN function does not operate, the cause may be one or more of the following:

• ECU in the power window regulator motor determines that the power window regulator motor has not been initialized.

• The master switch has a malfunction.

• The Hall-IC in the driver side power window regulator motor have a malfunction.

• The wiring between the master switch and the driver side power window regulator motor is open or short.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

   
   

   1. Check for DTCs.

      Result:

      Result	Proceed to
      B2311 is output	A
      B2312 is output	B
      B2313 is output	C
      LIN communication system DTC is output	D
      DTC is not output	E

   
   

   A

   GO TO DTC B2311 Click here

   B

   GO TO DTC B2312 Click here

   C

   GO TO DTC B2313 Click here

   D

   GO TO LIN COMMUNICATION SYSTEM Click here

   E

2. CHECK MANUAL UP / DOWN FUNCTION

   
   

   1. Check that the manual UP/DOWN function using the master switch can operate the driver door power window.

      OK
      Manual UP/DOWN function operates normally.

   
   

   NG

   OTHER PROBLEM Click here

   OK

3. READ VALUE USING INTELLIGENT TESTER (Master Switch)

   
   

   1. Connect the intelligent tester to the DLC3.

   2. Turn the engine switch on (IG).

   3. Turn ON the intelligent tester.

   4. Enter the following menus.

      
      

      1. Select: Body / Master Switch / Data List /

   5. According to the display on tester, read the "Data List".

      Master Switch:

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      D Door P/W Auto SW	Driver side power window auto UP/DOWN switch signal / ON or OFF	ON: Driver side power window auto UP/DOWN switch on master switch operated OFF: Driver side power window switch on master switch not operated	-

      OK
      Tester display changes normally when master switch is operated.

      Result:

      Result	Proceed to
      NG	A
      OK (for LHD)	B
      OK (for RHD)	C

   
   

   B

   REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

   C

   REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

   A

   REPLACE MASTER SWITCH ASSEMBLY Click here