https://m.youtube.com/watch?v=QdN01Vczv ... e=youtu.beYou’d do better with an open bonnet video I reckon.
In addition to the replies on FB, I’d recommend using the mechanics stethoscope technique using either a real one or big screwdriver to part to ear to listen to possibly affected parts.
But take care, don’t want a screwdriver through the brain via ear hole!
Top tips:
Power steering o ring, top connector on pump.
Blocked strainer in PS reservoir.
Low or dirty PS pump.
Accessory belt idler pulley failing.
Accessory belt glazed: correct tension (don’t over tension!) or deglaze belt (the vee faces only) with medium file at idle (take care to not catch the file and have it go through your eyes).
PS pump refurb (Corgiwerks).
Find a competent non ripoff mechanic
And do post your location, year and model.