Chris Bartram wrote:

> Lignum wrote:
> > "tenmen" > wrote in message
> > ups.com...
> >> I have just had the turbo repaired but the reason for it going in the
> >> first place was that the vacuum was not working. The garage that is
> >> repairing it can not find the problem
> >>
> > Are you referring to the brake vacuum system, or do you mean something else?
> >
> >
> I'd imagine that's it, there's precious little vacuum elsewhere on a
> diesel. There's a cam-driven vacuum pump that may have failed.

All that he has said is that the turbo is now working ok but it was the
lose of vacuum in the first place that caused it to carbon up.So it
must be the engine vacuum