Quote Originally Posted by SPL_Jetta
Walker scanned my ecu, and it said i had sparratic detonation, misfiring in all four cylinders, running too lean, and also a possible boost leak. It also had a code for my diverter valve, and im suspecting that is the culprit. When i took apart the DV i found a O-ring that was busted, and im thinking its causing a leak in boost pressure. having a leak in boost pressure can cause all of those symptoms, anyone else have any idea?

It also seems to be running in soft limp mode
change out that o ring and you should be good. i ve had the same kind of problems. just i was running way to rich. but you could of fouled out your plugs also.