Search results

I normally would not suggest this. It is more a last resort kind of thing, but plug the fuel line at the tank and remove the line from the filter to the injection pump. Using a blow gun apply air to the lines. Have someone go along the lines and see if they can find a leak. It will be a small...

Did you change out the fuel pump hose when you replaced the pump ? They don't last forever. Remember to replace it with a submersible rated hose. Also check all the copper lines for any nicks and gouges. These could be potential leak points where the fuel is picking up air from.

There is a pressure relief valve on the side of the pump you can remove and see if there is gunk inside. If there is and you don't clean it out you could damage the pump, possibly breaking the shaft.