Empowering Professionals Injection Pump Pumping Failure Diagnosis and Repair

Honestly for the 10 mins it takes to heck the locations of possible fuel pumps I would check to see if they are there. Check under the seats and ... Pull the return line off top of pump and make sure you're getting fuel out. If there's clean fuel there, loosen the nut on one of the injection ... The lift pump runs, I can feel and hear that the motor is spinning when I cycle the key. I removed the fuel filter and cycled the key and get no fuel into the ... Member · 1) try to get a bit of air pressure in the fuel tank. I made up a cap with air valve in it. · 2) tap the engine over with the starter ... Assuming the connector at the pump is ok – these are known to corrode and fail, so be sure about that – then the pump must be binding or getting ... Here are some of the most common diesel fuel injection pump issues we come across at our Tempe auto repair shop. Try backing out the bolts on the pump side. If it works, then you'll need to pull the pump and make sure you didn't bend the push rod. If you did have fuel coming out of the return line the supply side is probably working and there is a delivery issue. Likely problem areas would ... Simply put, you need to make sure fuel is getting to the pump. To do this jack the back end up as high as you can. Install jack stands. This ... Bleed the fuel system per the manual - if you have one. If the pump is indeed bad it can probably be rebuilt. A local shop was able to rebuild ...