leswoollam Posted April 10, 2018 Share Posted April 10, 2018 Audi A4 B5 Avant 1998. I have a fault code 00578 Knock Sensor Regulation Cyl 2 08-10 Control Limit Surpassed - Intermittent I have replaced the injector to Cylinder 2 and am looking to replace the knock sensor. . . if only I could find it! Does anyone know where this is located on the diesel 2.5tdi? Quote Link to comment Share on other sites More sharing options...
B5dawg Posted June 9, 2018 Share Posted June 9, 2018 In the v under the fuel pump I believe Quote Link to comment Share on other sites More sharing options...
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