I OWN A 2002 AERO WITH 8000 MILES ONLY .THE ORIGINAL POWER STEERING PUMP HAS JUST FAILED ? IVE BEEN TOLD BY THE FACTORY I MUST PURCHASE A RETO FIT ELCTO/HYDRAULIC CONVERSION KIT AT COST PRICE (£319)WHICH I INTEND TO FIT MYSELF.THE FACTORY HAVE ALSO SENT A DVD INSTALLATION GUIDE ,HOWEVER IT DOES NOT SHOW HOW TO REMOVE THE L/H WING. HAS ANY MEMBER SUFFERED THE SAME PROBLEM OR HAVE ADVICE ON THE MATTER ...SIMON G