[Biturbos4] Engine DTC help request

Ti Kan ti at amb.org
Wed May 17 16:53:38 EDT 2006

Single Malt writes:
> --- Ti Kan <ti at amb.org> wrote:
> > So, all seems ok at this point, but I wonder if the
> > DTC might be a sign
> > that the diverter valves are wearing out?  Mine are
> > the original ones
> > that came with the car.
> Use a vacuum pump on the little nipple on the top of
> the diverter valve(s)(you can carefully pry the vac
> hose from it without destroying the "use once" clamp -
> it takes patience to get the vac line back on however)
> .... if it holds vacuum, the diaphram (that is the
> typical failure point) is probably OK.  If it won't
> hold vacuum .... well you know what that means.

Thanks Steve, I don't know if my mity-vac still works but
I'll give it a try.


More information about the Biturbos4 mailing list