Uploaded June 2013 | Updated September 2026, 2 weeks ago
With this video I show how I look for and find a noise that caused a P0401. (egr Flow) but mostly a hissing noise but only on very hard accel
With this video I show how I look for and find a noise that caused a P0401. (egr Flow) but mostly a hissing noise but only on very hard accel










