Diesel Engines | R5, V6, V8, V10, R50 TDI
I have a 2012 TDI V6 with 18,000 miles on it. Over the past couple of months I've noticed that when the engine is at 900-1,000 rpm in P,N, and I suspect D that the engine surges up and down in speed approx 150 rpm. The way I discovered it originally was a cold start high idle automatically set...