What is this code?
I've had similar issues (not the same codes) and did a boost leak test. This works great! A boost gauge will show if you a leak aswell. Are you experience a power lose? More details will get more responses:
Try this:
<a href="http://www.a4mods.com/index.php?page=webcontent/pages/boostleak.html">A4 Mods Boost leak test</a>



