If I suspected an engine driven pump failure, I would be headed for the NEAREST suitable landing site.
Sure the electric pump would keep the fuel pressure up, but if the engine pump was failing, who knows whether/when it would disintegrate, shedding bits into the engine and causing a premature and uncommanded silence up front...
(Now if I was in the middle of the Nullabor, that's another matter...
![Bad teeth](images/smilies/badteeth.gif)
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