Reviving Engine Power Injection Pump Repair to Fix Pumping Problems

The shims adjust the pump timing, and if you change the pump you'll need a set of shims to retime it. Rebuilding or tuning the pump should not require retiming. Most likely your injector lines are empty and your starting aids are not working. Remove the spark plugs. Loosen the injector lines at the injectors. This website and forum is the property of Buggiesgonewild.com. No material may be taken or duplicated in part or full without prior written consent. Its pretty normal for fuel filters not to fill completely up as the needle seat shuts fuel off fuel is no longer pumped so air is trapped in the filter. It's possible that the pumping plungers have stuck. There are diagrams in the workshop manual - look for a free download, possibly at www.asap-supplies.com if ... 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 ... 2- there is insufficient fuel going INTO the pump inlet.. ... #2- simply pull the inlet line off of the pump and let it drain into a bucket..& ... They are known for the camshaft lobe that drives the fuel pump to wear off and they won't move the lever enough to pump enough fuel. The problem was the pump lost it's prime. Any air trapped in the lines or bowl would be pumped harmlessly back into the fuel tank through the ... It is a not-unknown issue with the pump that, as far as I can tell, only occurs in the IMS tank. The pump diaphragm has probably distorted into a dome shape.