Home >> Audi >> 2016 >> A3 TDI Prestige >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> DIESEL FUEL INJECTION (4-Cylinder TDI Common Rail 1.6L; 2.0L 4V Engine) -- (A3 SEDAN) >> 23 Diesel Fuel Injection >> Fuel Injection System >> Component Location Overview - Injection System >> Engine Codes CRUA, DEJA And DEJB