give the bushes a good clean, try a window reset. If still no good then its time for a new motor. Traders on here sell them. Guides for cleaning and reset found in the guides section
if you take the rear tail light out (dead easy - just 3 bolts from what i remember). Once removed you can have a look underneath where you can see quite far down and gains you access to the indicator bulbs so you may see something
luckily I still had the other one, Looked on the net for it and it all points to here
KE283-CDN20- intergrated phone kit manual.pdf
KE283-CDBT0 - BT INSTALL.pdf
got to be careful with sidelights. Cheap ones off ebay dont have resistors built into them. Get some good ones that do have resisitors built in. There is a thread about them somewhere