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Automatic Transmission Key Interlock Solenoid: Inspection

  1. INSPECT SOLENOID, KEY INTER LOCK 
    1. Disconnect the solenoid connector.
    2. Connect KLS+ (4) terminal to the batteries' positive (+) terminal, and KLS- (3) terminal to the battery negative (-) terminal, and apply about 12V between KLS+ - KLS- terminals.
    3. Check that operation noise can be heard from the solenoid.

    If the solenoid does not operate, replace the solenoid.

    Fig 1: Identifying Key Interlock Solenoid Terminals
    G03062952Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002