POWER WINDOW CONTROL SYSTEM (for Models with Jam Protection Function on 4 Windows) Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH

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 power window regulator switch has a malfunction.

• The Hall-IC in the power window regulator motor has a malfunction.

• There is an open or short in the wiring between the rear power window regulator switch and the power window regulator motor.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

   
   

   1. Check for DTCs Click here.

      Result

      Result	Proceed to
      DTC is not output	A
      B2311 is output	B
      B2312 is output	C
      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 (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH)

   
   

   1. Check that the manual up/down function using the rear power window regulator switch can operate the rear door power window LH Click here.

      OK
      Manual up/down function operates.

   
   

   NG

   OTHER PROBLEM Click here

   OK

3. READ VALUE USING INTELLIGENT TESTER (REAR POWER WINDOW REGULATOR MOTOR LH)

   
   

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

      RL-Door Motor

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

      OK
      The display changes normally when rear power window switch LH is operated.

   
   

   NG

   CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH LH - REAR POWER WINDOW REGULATOR MOTOR LH) Click here

   OK

   REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

4. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH LH - REAR POWER WINDOW REGULATOR MOTOR LH)

   
   

   1. 

      Disconnect the J10 switch connector.

   2. Disconnect the J11 motor connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition J10-8 (AUTO) - J11-4 (AUTO) Always Below 1 Ω J10-8 (AUTO) or J11-4 (AUTO) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

5. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH

   

   
   

   1. Remove the rear power window regulator switch Click here.

   2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Switch Condition Specified Condition J10-8 (AUTO) - J10-1 (GND) Auto up/down operation Below 1 Ω

   
   

   NG

   REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY Click here

   OK

   REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here