for turbo open bonnet and then get some one to turn ignition on (not start engine)listen for a load clicking from injector pump,if you dont hear it you will need a new part on the pump,it is available but not cheep aprox £100 ,fuel injetor timming soloniod,fits for short.
does the heater fan work on full speed only.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix cars.