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Home >> Buick >> 2001 >> Century V6-3.1L VIN J >> 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 >> O2 Heater Current
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O2 Heater Current

Scan Tool Displays- Amps The scan tool displays HO2S Heater Current in Amps. This parameter displays the current draw of the HO2S 1 heater only. Typically, the HO2S heater current stabilizes at about 0.50 A- 0.60 A after operating temperature is reached. Initial current draw is slightly higher.
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