'96 A6 Quattro fuel pump

Grant Lenahan glenahan at vfemail.net
Sun Dec 16 18:00:21 PST 2007

I've never bought a fuel puimp over the internet, but I have had good  
luck with GPR for parts in general (www.gprparts.com),a s well as  
with Suncoast audi (for dealer OEM).

On Dec 16, 2007, at 8:43 PM, Kevin Smith wrote:

> Thanks again for the input.
> I ended up doing some more probing, and it seems that the larger guage
> brown wire at the fuel pump connector is ground, and then one of the
> other 3 wires is 12v constant (when key is on), and the other is 12v
> just for that brief moment, probably for as you said, to build up
> pressure in the lines. It now looks like I just have a bad pump, and
> need to replace it. AutoZone has them in stock locally for $238,  
> but not
> sure of the quality, or if that is a reasonable price. I think I found
> one for $136 online the other day, but forgot to bookmark the site.
> If anyone has suggestions of a good source for the fuel pump please  
> let
> me know.
> Kevin
> Grant Lenahan wrote:
>> I dont know exactly how it works, but I do know that the effect is
>> much like what you say.
>> It goes on, then turns off. I believe this may be related to building
>> up pressure then turning off until the motor is running.
>> I do find that audis ( all of them) start better if you turn the key,
>> wait, then engage the starter. This builds pressure and fuel, I  
>> presume.
>> I have not traced wires nor watched the 12v feed go on and off.
>> Maybe on a day that cable goes out.....
>> Grant
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