Audi Workshop Service and Repair Manuals > R8 Quattro Coupe V10-5.2L (BUJ) (2010) > Powertrain Management | Computers and Control Systems | Oxygen Sensor | Component Information | Testing and Inspection | Heated Oxygen Sensor 2 Before Catalytic Converter, Checking

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Disconnect the Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) (G131) electrical harness connector- 4 -.

Checking internal resistance

Using a multimeter, check the Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) (G131) terminals 1 to 2 for resistance.

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