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Home › Toyota › 2008 › 4Runner Limited, 4.7 T, AWD › Repair and Diagnosis › Body & Frame › Windows › Windshield/Window Glass › Power Window Control System › Manual Up / Down Function Via Back Door Lock Key Cylinder does not Operate › Inspection Procedure

Inspection Procedure

  1. CHECK BACK DOOR WINDOW OPERATION 
    1. Check that the back door power window operates via the back door power window switch.

    NG: OTHER PROBLEM 

    OK: Go To Next Step 

  2. INSPECT TAIL GATE CONTROL SWITCH ASSEMBLY (BACK DOOR LOCK KEY CYLINDER) 
    1. Disconnect the switch connector.
    2. Insert the key into the key cylinder.
      Fig 1: Inserting Key Into Key Cylinder
      G04967146Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Check the continuity between the terminals of the switch connector when turning the key.

      Standard 

      SPECIFIED CONDITION

      Terminal No. Operation Specified Condition
      1-3 Turn key to right Continuity
      1-2 No operation No continuity
      2-3 Turn key to left Continuity

    NG: REPLACE TAIL GATE CONTROL SWITCH ASSEMBLY 

    OK: REPAIR OR REPLACE HARNESS AND CONNECTOR (BACK DOOR ECU - SWITCH) 

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