LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2004 >> GX 470 >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnosis >> Manual Up/Down Function Does Not Operate At Passenger Side >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

  1. INSPECT POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) (FOR GROUND) 
    1. Remove the power window switch (the connector is connected).
    2. Check the continuity between terminal 7 and the body ground.

    Standard: Continuity 

    1. NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 
    2. OK: Go To Next Step 
    Fig 1: Inspecting Power Window Regulator Switch Assy (Passenger Side) (For Ground)
    G03476783Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) (FOR POWER SOURCE) 
    1. Check the voltage between terminals 12 and 7.
      Fig 2: Inspecting Power Window Regulator Switch Assy (Passenger Side)
      G03476784Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Standard: 10 - 14 V (Constant) 

    1. NG REPAIR OR REPLACE HARNESS AND CONNECTOR (SWITCH @ POWER SOURCE) 
    2. OK: Go To Next Step 
  3. INSPECT POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) (FOR WINDOW LOCK SWITCH) 
    1. Turn the ignition switch ON.
    2. Check the voltage between terminals 11 and 7 when operating the window lock switch on the master switch.
    Fig 3: Inspecting Power Window Regulator Switch Assy (Passenger Side)
    G03476785Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Standard: 

    TERMINAL NO WINDOW LOCK SWITCH AND SPECIFIED CONDITION

    Terminal No. Window Lock Switch Specified Condition
    11 <=> 7 ON 5 V
    OFF Less than 1 V
    1. NG REPAIR OR REPLACE HARNESS AND CONNECTOR (SWITCH @ MASTER SWITCH) 
    2. OK: Go To Next Step 
  4. CHECK WIRE HARNESS (SWITCH --> MOTOR) 
    1. Disconnect the P7 power window switch connector.
    2. Remove the front door trim RH.
    3. Disconnect the P11 power window motor connector.
    4. Check the continuity between the wire harness side connectors.
    Fig 4: Checking Wire Harness (Switch --> Motor)
    G03476786Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Standard: 

    TERMINAL NO AND SPECIFIED CONDITION

    Terminal No. Specified Condition
    P7-1 <=> P11-1 Continuity
    P7-6 <=> P11-2 Continuity
    P7-1 <=> Body ground No continuity
    P7-6 <=> Body ground No continuity
    1. NG REPAIR OR REPLACE HARNESS AND CONNECTOR 
    2. OK: Go To Next Step 
  5. INSPECT POWER WINDOW REGULATOR MOTOR ASSY RH (PASSENGER SIDE) 
    1. Remove the motor (See page 75-13).
    2. Apply battery voltage to the connector between terminals 1 and 2.
    3. Check that the motor rotates smoothly.
    NOTE: Do not apply battery voltage to the terminals except 1 and 2.

    Standard: 

    TERMINAL NO AND MOTOR GEAR ROTATION

    Terminal No. Motor Gear Rotation
    Battery positive voltage --> 1
    Battery negative voltage --> 2    		 Clockwise
    Battery positive voltage --> 2
    Battery negative voltage --> 1    		 Counterclockwise
    Fig 5: Inspecting Power Window Regulator Motor Assy Rh (Passenger Side)
    G03476787Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG REPLACE POWER WINDOW REGULATOR MOTOR ASSY RH (PASSENGER SIDE) 
    2. OK: REPLACE POWER WINDOW REGULATOR SWITCH ASSY (PASSENGER SIDE) 
scientia non olet · About LEMON Manuals