Glad you were pedantic
(not that you were
Learned something new. Pulse width modulation....interesting stuff. I had no idea! (regulator, not resistor)
Have definitely tried the dash board bang. Does not work.
Resolution next week, being thoughtful of use and keeping it as much to a cold start situation wont be to onerous.
could be worse, hopefully it doesnt get worse, but stays predictable.
Sort of a bad bet, assuming a predictable pattern of something that is obviously failing....
but not a big risk
ill keep posted resolution (wont be until next friday)