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Home >> Audi >> 1994 >> S4 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System & Component Testing >> Engine Sensors & Switches >> Heated Oxygen Sensor >> Notes

Heated Oxygen Sensor: Notes

NOTE: All voltage and continuity tests should be performed with a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance, unless specifically stated differently in testing procedures. For help with diagnostic testing. See WIRING DIAGRAMS .

Location of Heated Oxygen (HO2S) sensor and harness connection. See COMPONENT LOCATIONS .

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