p040100

Hi Guys Got a problem. Im selling my T6 (2016 - 102 T28 with 57000k) and had a diagnostic done showing: P040100 - EGR flow insufficient Had a totally new EGR, engine flush, oil change and service - Then it showed P144000 - EGR Vaccuum regulator solenoid valve open circuit P040500 EG...

As title really, was driving steadily through town here and aware that the engine was going through a regen as the revs stayed just under 1,000 rpm at the various traffic lights.What can you do though apart from grin and bear it as short of screaming the engine while slipping the clutch like a...