Thanks for this. I edited my post on thermostat-fan-egr cooler diy guide (link is here) to include a reference to this posting.

Best regards.

__________________
Stephen
2010 e70 35d- now driven by son #2
2005 e53 3.0 - now driven by son #1
2021 G05 45e PHEV - now driven by me
2008 ML320 CDI - driven by wife