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Intake Air Temperature Sensor

  1. Ensure ignition is off. Disconnect electrical connector from intake air temperature sensor. Intake air temperature sensor is located in air intake, near air filter.
    NOTE: Intake air temperature sensor may be also identified using appropriate illustration in THEORY/OPERATION article.
  2. Remove intake air temperature sensor. Place threaded end of intake air temperature sensor and thermometer in container of water. Attach ohmmeter between intake air temperature sensor electrical terminals.
  3. Heat water and note that resistance is within specification in relation to temperature. See Fig 1. Replace intake air temperature sensor if defective.
Fig 1: Testing Intake Air Temperature Sensor
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