Is there a brake wear sensor at each front wheel? on 2009 Audi A4 Quattro

I am replacing brake pads and rotors. Thought the pads came with the sensor(s) and need to know if I should order one sensor or two.

by in Norristown, PA on May 24, 2012
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1 answer
ANSWER by , May 24, 2012
oder 2 there is one on each side