Volumetric Efficiency Testing with the Encore

This video will show the viewer how to do Volumetric Efficiency Testing with the OTC Encore. Performing a volumetric efficiency test can reveal the accuracy of a vehicle's Mass Airflow Sensor (MAF) as well as potential issues with the engine and can be the key to successfully diagnosing and fixing a vehicle. To perform a volumetric efficiency test, the engine must be at operating temperature. During a road test, perform a Wide Open Throttle (WOT) and record, with your scan tool's datastream, the

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• #wide_open_throttle
• #mass_airflow_sensor
• #volumetric_efficiency