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Airflow Sensor

  1. Disconnect airflow sensor connector. Install Harness (MD998463 ) between unattached connectors. See Fig 1 . Warm up engine and bring to normal idle. Measure voltage between terminals No. 5 (Red) and No. 4 (Black).
  2. With engine idling or at 3000 RPM, voltage reading should be 2.2-3.2 volts. If not, replace airflow sensor.
Fig 1: Checking Airflow Sensor
G61419
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