This TPI does NOT list the the Audi A6 (4F) BPJ Engine even though it is effected as well, so check for a worn Intake Cam Shaft of these too! Check TPI 2014909 (Audi RoW), for a worn Intake Cam Shaft.

Check TPI 2014143 (VW RoW), for a worn Intake Cam Shaft.Check Audi TSB 2013147/01-13-23 (Audi NAR), for a worn Intake Cam Shaft.Check TSB 2027458/01-11-19 (VW NAR), for an improved Fuel Pressure Sensor (G410).Visual Inspection of Hardware (Camshaft, Cam Follower, ect).Check for fuel pressure loss from leaking fuel injector.Check the Fuel Quantity supplied by the Fuel Pump.Check Fuel Filter & Filter in Fuel Pump.Check Low Fuel Pressure System for Leaks.Check Measuring Values for Fuel Pressure.