Decided to change rear discs and pads as brakes were noisy but when I took the wheels off I realised that it was a lot more complicated than other cars where they are just held on by the wheel bolts :@ Anyway, I didn't dare taking out the, what i guessed was an abs sensor, but realised that the handbrake on the rhs wheel was sticking so applied lots of WD40 ( carefully ! )and pushed and pulled it loads of times. This seemed to do the trick until I applied the handbrake, which of course pulls it even more, and it got stuck again. This morning driving to work I could feel that the car was slig