My current day to day ride ba xr6 turbo is currently having some dramas after a recent failed flashtune to due an unexpected software/firmware update. Car is currently reading about 2-3psi on boost gauge.datagram looked after,ivevcheckex for manifold,vaccum leaks which havent been apparent as of yet.just replaced coil packs and had a fullbservice..any pointers or help to diagnose this issue would be a great help as im not a expert when it comes to turbo chargers an flash tuning