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Throttle Position Sensor (TPS): Inspection

  1. Remove carburetor. Attach ohmmeter leads to Green wire and Black wire of TPS. Move throttle to the 1/3 open position. Ohmmeter indicator should indicate no continuity.
  2. Slowly begin closing throttle. Ohmmeter indicator should indicate continuity when throttle valve-to-throttle bore reaches .015 (.38 mm) for models with A/T and .011" for models with M/T See Figure .