Injection Pump Pumping Failure A Comprehensive Troubleshooting Guide

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 ... A GENTLE tap on the side of the injection pump (while cranking over the engine) can sometimes free the little plunger and get it working again. The mechanical fuel pump is not pumping at all, bowl is full, filter is full... took the pump off and tried moving the lever and it pumps fine. Here are some of the most common diesel fuel injection pump issues we come across at our Tempe auto repair shop. Turning to the key to the on position will turn fuel pump on for a couple of seconds to prime fuel rail. It will not keep fuel pump running. Try disconnecting the outlet hose to the hard pipe. Run the rubber hose to a bucket or gas can. Turn on the car, and see if it pumps. You could have good fuel ... Take the solenoid out and remove the plunger so it lets fuel pass. Then reinstall without the plunger and start the engine and see if it runs. 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 ... In this video, we discuss how to troubleshoot a "No Start Hot" complaint for your Ford or Chevrolet application. There are 2 possibilities for your problem. One is that your injector pump has slipped on the tapered cog at the front and the second is that ...