I'll also vote for the O2 sensor tool and allen wrench technique. Works just fine for me. Tom in Tucson 88 16 V Scirocco 80 Scirocco S 80 Scirocco 79 Scirocco 76 Scirocco FSP Project The Slowest, Rustiest, Crappiest and worst looking scirocco(s) in all of Tucson! www.area-53.com Armor Door Plates - $42.95 shipped to the lower 48