I have a 2007 VW Touareg 3.0 TDI, BKS engine whose EGT values (Read under MVBs 102.1 and 102.2) are as follows:
102.1 showing 551.0C
102.2 showing -53.1C
Regardless of running conditions, be it at idle, engine off with consumer electrics ON or on the road. These values do not change.