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Remote Up / Down Function does not Operate: Procedure

  1. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY (WINDOW LOCK SWITCH) 
    Fig 1: View Of Power Window Lock Switch
    GTY160238Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Turn the window lock switch off and operate the switches on the master switch. Check that the remote up/down function operates normally.

      OK

      Remote up/down function operates normally.

    NG → See step   2 

    OK → END 

  2. CHECK MANUAL UP/DOWN FUNCTION 
    1. Check that the passenger side door power window manual up/down function operates normally.

      OK

      Manual up/down function operates normally.

    NG → See step   3 

    OK → See step   5 

  3. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - POWER WINDOW REGULATOR SWITCH ASSEMBLY) 
    1. Disconnect the E1 power window regulator master switch assembly connector.
    2. Disconnect the D1 power window regulator switch assembly connector.
    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition
      E1-18 (D) - D1-2 (SD) Always Below 1 Ω
      E1-16 (U) - D1-5 (SU) Always Below 1 Ω
      E1-18 (D) or D1-2 (SD) - Body ground Always 10 kΩ or higher
      E1-16 (U) or D1-5 (SU) - Body ground Always 10 kΩ or higher

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   4 

  4. REPLACE POWER WINDOW REGULATOR SWITCH ASSEMBLY. Refer to  REMOVAL 
  5. REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY. Refer to  REMOVAL