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Ignition Knock (Detonation) Sensor. 750mm Harness. Ignition Knock (Detonation) Sensor. Ignition Knock (Detonation) Sensor
Fits A41.8 LITER, front. A4; 1.8L; Green. Cabriolet A4; 1.8L; Front. Knock Sensor - Repair or ReplaceA failed Knock Sensor will often have no noticeable symptoms beyond a check engine light or engine ping or knock, but it does cause your 2009 Audi A8 to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Audi genuine parts.
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6972 US Hwy. 72 W., Huntsville, AL, 35806-1726