It's not just the timing chain driving the camshaft that bothers me.
"A bright, unpleasant noise is produced in the R5 TDI engines. The crankcase is made entirely of..."
made of aluminum, which redirects and dampens the vibrations differently, resulting in a bright and clear sound.
along with the wheel drive. The V10 engine, at least, has a gray cast iron bearing housing.
All other TDIs have a cast iron crankcase.
Best regards,
Albrecht
01/01-08/08 Passat Variant 35i, 08/96, AFN, 94-283Tkm (5.Gg. defekt)
08/08-07/15 A6 (C5) Av. quattro 6-Gg., EZ 10/02, AKE 189-265Tkm (Kolbenriss)
07/15-09/17 A6 (C6) Av. qu. 6-Gg. 3.0 TDI, CDYC, EZ 05/11 180-210Tkm (verkauft)
08/17-11/17 A6 (C7) Av. qu 3.0 TDI comp.(leasing)
seit 2018 Skoda Roomster 1.6 TDI 5-Gg.