THROTTLE BODY (w/ Electronic Throttle Control System) ON-VEHICLE INSPECTION


  1. INSPECT THROTTLE BODY ASSEMBLY

    Tech Tips

    If replace the throttle body assembly, perform electronic throttle learning Click here.


    1. Check the throttle control motor operating sounds.


      1. Turn the ignition switch ON.

      2. When pressing the accelerator pedal, check the operating sound of the running motor. Make sure that no friction noises emit from the motor. If friction noise is heard, replace the throttle body.

    2. Check the throttle position sensor.


      1. A0136XR

        Connect the intelligent tester to the DLC3.

      2. Turn the ignition switch ON.

      3. Check that the throttle valve opening percentage (Throttle Pos) is within the standard.

        Standard throttle valve opening percentage
        Approximately 75 to 95%(Throttle fully open)

        Note

        When checking the throttle valve opening percentage, the shift lever should be in the neutral position.

        If the result is not as specified, replace the throttle body assembly.