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HOW TO REPLACE CAM FOLLOWER ON 2005.5 2008 AUDI A4 B7 ACKNOWLEDGEMENT I would like to thank BJ McGee for posting the original photos and providing the step by step instructions on how to replace the cam follower. I used photos posted by him quite extensively in this document and the process as a general guide with some notations. You can find the source following this link, http //picasaweb.google.com/BJ.McGee/AudiA4FSICamFollowerInstall . I also used Bentley repair manual for some information, specifically for component locations, torque specifications and general precautions. Particularly, I pulled the procedure on relieving the pressure in the fuel pump from that repair manual. DISCLAIMER Please use this document as a general guide for replacing the cam follower. I take no responsibility for any damage that this procedure may cause to you or your vehicle and its components. Should you have any questions, you can reach me by email, illegititmus yahoo.com or by PM on http //www.audizine.com to “illegitimus”. Before proceeding, the pressure has to be reduced in the high pressure fuel lines. To do so, follow the below steps open the fuse box located on the driver’s side of the dash, at the door hinge price the fuse box cover with a flathead screwdriver; fuse 28 from the Fuel Pump FP Control Module J538 must be removed before opening fuel system. Otherwise, the fuel pump will be acti vated by the drivers door contact switch; By removing fuse 28 , the voltage supply to terminal 30 for the Fuel Pump FP Control Module J538 is interrupted. CAUTION The fuel injection system is divided into a high pressure section maximum approximately 110 bar and a low pressure system approximately 6 bar . Before opening high pressure parts, e.g. removing high pressure pump, fuel rail, fuel injectors, fuel pipes or Fuel Pressure Sensor G247, fuel pressure in high pressure area must be reduced to a residu