Rene and Marion van Maanen wrote:
> Paul Hunt wrote:
> > Working round the problem doesn't fix it, don't become a DPO.
> First, what is a DPO? second, Didn't all 1800 engines run on? So my fix
> will not be a workaround?
> A agree in not creating WO's.
Hi Rene - a DPO is a 'Dumb Previous Owner', I believe.
I agree they do tend to run on, but due to deisel-ing, not because you still
to the coil. If running-on is stopped by removing a wire from the coil then
there is a
definite electrical fault which should be investigated and fixed. That is why
anti-run on device lets air into the manifold instead of doing something with
Incidentally, I have never had a car with an anti-run on valve and had always
that they were always energised and closed when the ignition was on and always
de-energised and open when it was off. But when someone mentioned it clicked a
seconds after the engine stopped I realised that it must be normally
closed when the engine is running or stationary, energised and open as the
turned off, then de-energised and closed again when the engine has stoped
the oil-pressure drops.