S8 Quattro Sedan V10-5.2L (BSM) (2009)
Specified value: 1.0 to 20.0 ohms (at approx. 20 °C)
If the specification was not obtained:
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Replace the Oxygen Sensor (O2S) 3 Behind Three Way Catalytic Converter (TWC) (G287).
If the specification was obtained:
Checking voltage supply
Crank the engine.
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Using a multimeter, check the Oxygen Sensor (O2S) 3 Behind Three Way Catalytic Converter (TWC) (G287) electrical harness connector
terminal 1 to Ground (GND) for voltage.
Oxygen Sensor (O2S) 3 Behind Three Way Catalytic Converter (TWC) (G287)
Specified value: Battery voltage.
Switch the ignition off.
If the specification was not obtained:
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Check the wiring from the Oxygen Sensor (O2S) 3 Behind Three Way Catalytic Converter (TWC) (G287) electrical harness connector terminal 1