Article: Ford Mondeo with fuel pump issue

June 6, 2011

A new automotive application article about a Ford Mondeo with a fuel pump issue is available.

In modern cars with sophisticated and complex components, troubleshooting requires powerful tools. A Ford Mondeo 2.0 TDdi would no longer run. Fearing that wrong fuel was tanked, the tank was emptied and the fuel system cleaned. The proper fuel was added but the engine would still not start. Since wrong fuel was used, damage to the fuel pump was suspected. The pump was replaced, the engine replaced and the pump replaced once more, to no avail. Diagnosing using an automotive lab scope showed that a seemingly innocent component caused the problem.

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