The Hyper Tough HT100 Automotive Code Reader allows DIYers of any skill level to read and clear their check engine light. Dive deeper and view not only generic codes (P0,2,3 & U0) but also manufacturer-specific (P1, P2 & U1). Get more than just the code with the free RepairSolutions2 app that seamlessly pairs with the Code Reader to deliver the most complete automotive repair database with verified fixes from ASE Master Technicians and the parts required for repair. The HT100 Automotive Code Reader works on OBD2-supported vehicles, 1996 and newer.