Fuel Pump Diagnosis Chart

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05-22-2011, 01:05 PM

cooke

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Fuel Pump Diagnosis Chart

A full electric fuel pump diagnosis chart. This chart tells how to check an electric fuel pump system from the front to the back.

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fuel_sys_diag_chart.pdf (365.5 KB, 273 views)

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05-23-2011, 07:24 AM

sparkenzap

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Nice chart.

It will even "sortta" find a known X300 fuel pump problem. Thats where the in tank pump discharge hose blows off the barb. The pump runs but no pressure. Also, it is not straightforward to measure the fuel pressure on and X-300.

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