Audi Q7: Front Suspension

 Door Arrester, Removing and Installing

  Caution This procedure contains mandatory replaceable parts. Refer to component overview prior to starting procedure. Removing - Move the door window into the "closed" position. - Remove the door trim panel. Refer to → Body Interior; Rep. Gr.70; Front Door T

 Knock Sensor 1 - G61-, Checking

General Description The Knock Sensor 1 -G61- is a tuned accelerometer on the engine which converts engine vibration to an electrical signal. The Engine Control Module -J623- uses this signal to determine the presence of engine knock and to retard spark timing, if necessary. Special tools and wor