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Home >> Lexus >> 2004 >> GX 470 >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnosis >> Auto Up/Down Function Does Not Operate At Rear RH >> Inspection Procedure
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Inspection Procedure

  1. CHECK POWER WINDOW OPERATION (REAR RH) 
    1. Check that the door glass can be operated manually.
    1. NG: OTHER PROBLEM (See  MANUAL UP/DOWN FUNCTION DOES NOT OPERATE AT REAR RH  ) 
    2. OK: Go To Next Step 
  2. CHECK MANUAL UP/DOWN FUNCTION (REAR RH) 
    1. Turn the ignition switch ON.
    2. Operate the power window switch.
    3. Check the blinking pattern of the illumination as shown in the illustration.
    1. If pattern (1) is displayed, proceed to  A.
    2. If pattern (2) or (3) is displayed, proceed to  B.
    3. If the normal pattern is displayed, proceed to  C.
    Fig 1: Checking Manual Up/Down Function (REAR RH)
    G03476774Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Checking Blinking Pattern Of Illumination
    G03476775Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. B: Go to step   4 
    2. C: REPLACE POWER WINDOW REGULATOR SWITCH ASSY REAR (REAR RH) 
    3. A: Go To Next Step 
  3. RESET POWER WINDOW REGULATOR MOTOR (REAR RH) 
    1. Turn the ignition switch ON.
    2. Open the door glass.
    3. Fully pull up the power window switch until the door glass is fully closed.
    4. Continue to hold the switch 1 second more even after the door glass is fully closed.
    5. Check that the AUTO UP/DOWN function operates completely.
    1. OK: END 
    2. NG: Go To Next Step 
  4. CHECK WIRE HARNESS (SWITCH @ MOTOR) 
    1. Remove the rear RH side door trim board (See page 75-26).
    2. Disconnect the P9 power window switch connector.
    3. Disconnect the P13 power window motor connector.
    4. Check the continuity between the wire harness side connectors.

    Standard: 

    Fig 3: Checking Wire Harness (Switch @ Motor)
    G03476776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    TERMINAL NO AND SPECIFIED CONDITION

    Terminal No. Specified Condition
    P9-5 <=> P13-4 Continuity
    P9-3 <=> P13-5 Continuity
    P9-4 <=> P13-3 Continuity
    P9-8 <=> P13-6 Continuity
    P9-3 <=> Body ground No continuity
    P9-4 <=> Body ground No continuity
    P9-5 <=> Body ground No continuity
    P9-8 <=> Body ground No continuity
    1. NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 
    2. OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSY RH (REAR RH)