In your log I saw several things...

You are logging some E67 pids (E67.AFRATIO and E67.APCYL), but your ECM is E38.

Log SAE.LAMBDA and see what it is doing.

Log GM.ETCTP instead of GM.TP.

But, regardless, I see at frame 1337 that it drops out of PE.

It good you got it sorted out.