That didn't last 24 hours. Ran an errand at lunch and the SES came back on as well as the P203A Code.
So problem is definitely not solved.
Emailed my SA, so let's see what he has to offer me now.
And I already submitted a shining review.
2010 Black 335D Sport/Premium, Michelin PSS 235/265
2000 Silver Z3 3.0i (Ret)
1999 Silver R1200C (Ret)
1968 Black 1600 Coupe (Ret)