The metal fragments can infiltrate the high-pressure fuel lines that feed ... Specifically, a diesel engine with a bad CP4 pump could misfire, be hard to start, exhibit hesitation upon ...

An injection pump, usually driven by a belt or chain linked to the crankshaft, does this by supplying fuel under high pressure (15,000 ... are controlled by the engine control module in order ...

In an event where either of the fuel pumps fails, the engine will no longer be able ... However, in most cases a high-pressure fuel pump will be more expensive to replace. Fuel pumps can behave ...