Thanks folks. I am talking with a few garages now so hopefully Bertie will be mended soon.

Hi. Hoping that this isn't the death of my bongo. It doesn't start well. Been to the garage and our friendly mechanic thinks that it is the diesel pump or union. He has cleaned 'things' and then later when he checks there is fuel on the outside of the pump. He is not sure if the pump is leaking fuel ...