It should use the same TDI tensioners as the VWs. They're all self tensioning if you set it correctly with the arrow in the middle. If you turn the engine using the crankshaft 12 pt bolt to TDC, and on a cold engine, the arrow should be in the window. And it could of course, be wind noise or other noise. Check out this writeup to see what the tensioner should look like: http://www.myturbodiesel.com/1000q/a4/ALH-engine-timing-belt-change-VW-Jetta-TDI-1.htm