How To Tell If Diesel Injection Pump Is Bad. As the fuel filter plugs up the flow of fuel is restricted. Get fuel from the tank up to the engine and pressurize the fuel to 26000psi and ultimately inject it into the engine.
If this is the case the anti theft immobilizer is shutting off the engine. The CP3 injection pump sits in the valley of the engine between the cylinder heads and is driven by the camshaft gear and it has two main jobs. Hard starts as they relate to VP44 injection pump problems are caused by lack of fuel or over pressurization by the lift pump.
Check the air intake piping fuel filter fuel pickup in the fuel tank and fuel shutoff solenoid at the injection pump 1996-2003 cars.
If this is the case the anti theft immobilizer is shutting off the engine. If this is the case the anti theft immobilizer is shutting off the engine. If a lift pump is going bad and failing to supply the proper amount of fuel to the injection pump then the truck will hard start due to lack of fuel. As the fuel filter plugs up the flow of fuel is restricted.
