Is the fuel pump the problem? HOw to diagnose?
2001 ford econoline cranks but does not start. The fuel pump noise is one clunk instead of a buzz when key turned to start. Similar no start happened two times before. Service engine light not on. Code not detected after first time.
The fuel pump won't trip a code in your year model. The fuel pump will time out after 3 seconds without the engine running. You could try inducing a little fuel into the intake and try cranking the engine to see if it runs. The best way to diag the fuel pump is to hook up a gauge.
Same thing happened to me on a 2002 Thunderbird it was the fuel pump fuse. In my can fuse #17
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