Posted by Lee MackintoshLee Mackintosh
on April 5, 2015, 4:30 pm, in reply to "Re: vauxhall astra g y17dt diesel in ecu plug"
I'm fairly sure its inside the pump under the top cover plate and the sensor joins into the part indicated. Its just a way of connecting the loom to the pump.
I did have an old pump which I took apart and iirc it was a block mounted either adjacent or below the pump shaft.
