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D2 A8/S8 (1997 - 2003)
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I thought the D2 fuel pumps only ran while the engine was cranking or running, not with the
Posted by: Dave Doolittle (1032) on 2018-02-04 13:42:05
In Reply to: sounds like fuel pressue leakdown, try turning the key on, wait for a few seconds, then start.. posted by audinutt on 2018-02-03 21:27:57

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key in the 'on' position and engine not running.

The first time I changed out a D2 fuel pump I assumed it should run for a few seconds when the key was cycled 'on', like my older Audis do. It didn't. I wasted some time digging out the fuel pump relay and scratching my head until that got figured out.

That was several years ago, and I *believe* I'm recalling the details accurately. I'm certainly open to some schooling if not.
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