Aug 11, 2005 · First step: Dismantle your old key. Take a small flat head screwdriver and pry apart the two parts of the B6 key fob. Once you have the key apart, take a pen knife and lift off the Audi ring logo from the key. This will reveal a small philips head screw. Remove the screw and seperate the two halves of the key head.
Nov 16, 2011 · 1) turn valet key to the ON position. 2) get out of car and shut the door. 3) manually turn the fob to the right to lock the door. 4) within 5 seconds, press the unlock button once. 5) 5 seconds AFTER pressing the unlock button once, click it once again. 6) open the door.
Audi introduced a revised A4 in late 2004, with the internal designation of B7. This new range A4 utilised the existing Volkswagen B6 (PL46) platform, a chassis derived from the outgoing B6.
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