Home >> Audi >> 2016 >> A3 TDI Prestige >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> CYLINDER HEAD, VALVETRAIN (4-Cylinder TDI Common Rail 1.6L; 2.0L 4V Engine) -- (A3 SEDAN) >> 15 Cylinder Head, VALVETRAIN >> Toothed Belt Drive >> Toothed Belt Guard, Removing And Installing >> Upper Toothed Belt Guard, Removing And Installing >> Tightening Specifications