Quote Originally Posted by philws View Post
Thanks mudski, that was an interesting article. My main question now is if it is possible that an electrical problem (not within the ip itself) could be causing the spill valve to be closed thus not allowing fuel to the injectors?

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Not sure mate, its something you will need to ask a pump specialist. But it all points to the IP unfortunately. where in Melbourne are you? Theres a few mobs around who work on these pumps.
AG Diesel in Clayton, where I will be taking my Patrol for a tune up do the VP44 pumps....http://www.agdiesel.com.au/our-services