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Home >> GMC >> 2000 >> K 2500 Truck 4WD V8-5.3L VIN T >> 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 Bank 1 and Bank 2 Sensor 1
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HO2S Bank 1 and Bank 2 Sensor 1

The scan tool displays a range of 0-1,106 mV. The Heated Oxygen Sensor (HO2S) bank 1 and bank 2 sensor 1 parameter represents the fuel control exhaust oxygen sensor output voltage. The voltage fluctuates constantly within a range between 10 mV, and 1,000 mV, while operating in Closed Loop.
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