Mark Carter
The voltage you are seeing should be the reference voltage from the ECU to the sensor.
If there is any non OE wiring in the circuit then disconnect that first.
Regards Mark
Modern cars, Its all wizardry and witchcraft![]()
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BMW 325 2.5 1994 - Oxygen sensor fault - Fixed # - Piotr Sokolowski November 14, 2010, 12:39 pm
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