Hi Side / fog lamp is secured by 2 x 8mm screws located in bottom of lamp, to access screws you will find 2 holes in underside of front bumper / under tray, when screws are removed lamp will be lose but will require gentle wriggling to get lamp out, I use push bike plastic tyre leaver, yours jeremy
Hi Heated screen connections are under the scuttle panel between windscreen and bonnet, you will need to remove wiper arms to remove scuttle ansd a number of clips at front of scuttle panel, panel is then lifted upwards from windscreen be careful of you will crack it in cold weather yours Jeremy