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:

• The 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 front power window regulator motor has a malfunction.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

   
   

   1. Clear the DTCs Click here.

   2. Check for DTCs Click here.

      Result

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

   
   

   B

   GO TO DTC B2311 Click here

   C

   GO TO DTC B2312 Click here

   D

   GO TO DTC B2313 Click here

   E

   GO TO LIN COMMUNICATION SYSTEM Click here

   A

2. CHECK MANUAL UP/DOWN FUNCTION

   
   

   1. Check that the front power window moves when the manual up/down function of the multiplex network master switch is operated Click here.

      OK
      Front power window moves.

   
   

   NG

   GO TO "Driver Side Power Window does not Operate with Power Window Master Switch" Click here

   OK

3. READ VALUE USING INTELLIGENT TESTER (MULTIPLEX NETWORK MASTER SWITCH)

   
   

   1. Use the Data List to check if the multiplex network master switch is functioning properly Click here.

      Master Switch

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

      OK
      On tester screen, item changes between ON and OFF according to above chart.

   
   

   NG

   REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here

   OK

4. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (POWER WINDOW)

   
   

   1. Use the Data List to check if the front power window regulator is functioning properly Click here.

      D-Door Motor

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

      OK
      On tester screen, item changes between ON and OFF according to above chart.

      Result

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

   
   

   B

   REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

   C

   REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here

   A

   REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here