@rondeo - I did forget to reset the service interval indicator, thanks for the reminder.
@ivorya - I have watched a few of Mr Howatt's videos along the way and he's certainly accomplished quite a range of involved and uncommon fixes, very clever chap.
I've also found Mr Badgertronix has a good library for the routine service procedures -
https://m.youtube.com/channel/UCoQd1dh55tqF-tbGuVnWPGg