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Throttle Body: Inspection: Inspection

  1. INSPECT THROTTLE BODY ASSEMBLY 
    1. Check that the throttle valve opens and closes smoothly.
    2. Check that the there is no sludge accumulating around the throttle body.
    3. Measure the resistance according to the value(s) in the table below.
      Fig 1: Identifying Throttle Body Connector Terminal
      GTY147534Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance

      Tester Connection Condition Specified Condition
      1 (M-) - 2 (M+) 20°C (68°F) 0.3 to 100 Ω
      3 (E2) - 5 (VC) 20°C (68°F) 2.0 to 4.0 kΩ

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

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