http://pmmonline.co.uk/technical/rear-brake-replacement-renault-megane-ii So this site is wrong then?
It's more or less impossible to over tighten the nut to the point that the bearing won't turn because The thread on the axel stops at the correct depth of the hub bearing. It's more important to not under tighten the nut
So is it 175Nm? Dialogys says 220Nm or 280Nm (for rears). I've also read that 220 is for Meg/Scenic and 280Nm is for G-Secenic with LWB. I'm going to see what it's tightened to now based on a reverse torque setting from 175 but would really like to be aure