no..the viewing windows are ***** on all models.....
i take the cap off...roll up a piece of paper and dip it in (like a dipstick) , u can roughly guess where the level is that way.
Nothing else worked for me (shining torches ect ect)
aye its pish richt enough..jist anither o the many wee annoyin things aboot Tuonos..but hey who cares, wid hae bocht a ergonomically perfectly designed Beemer or Honda if ah wanted simple an dull.