Electronic Power Control. Engine problem causing it to go into 'LIMP MODE' to protect it. Have DTCs checked and possibly , you might want to bring it to a shop that SPECIALIZES in VW/AUDI for your (wallets) best protection.
RepairPal Certified shops can diagnose and repair your 2002 Audi A6 Quattro. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
I believe he spells it with an 'I' as in he's an I diot.........but hey , Hi , thanks , Hows business out your way?