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Home >> GMC Truck >> 1999 >> Savana 1 Ton Van V8-5.7L VIN R >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data, Normal Values and Definitions >> Scan Tool Data Definitions - Powertrain Systems >> HO2S Xcounts Bn 1

HO2S Xcounts Bn 1

Range (0-255)
The HO2S Xcounts Bn 1 increments each time that the HO2S (Bank 1 Sensor 1) crosses the 450 MV threshold. This number resets to zero after it reaches it limit of 255.
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