Re: Pierburg fuel pumps? ...more info

[Kneale Brownson <knotnook@traverse.com>]

Sounds like maybe cleaning out the fuel tank/replacing filters is in order.

Kneale Brownson


At 12:25 PM 8/3/99 -0400, Kurt Wesseling wrote:
>Heh...tried that way already.  Here's way more additional info than anybody
>wants...
>
>Removed the FP from my disabled '87 5KCSTQ, put it in the '89 200 TQ.  Ran
>quiet for two weeks, then started howling, too.  Now car misses, FP buzzes,
>howls, etc,  just like the old one. The pump in the '87 had only seen about
>12 months of service.
>
>Sometimes when this howling is occuring, I kill the ignition while going
>down the highway, restart, while still rolling, and the pump is quiet.  When
>it's quiet, engine doesn't miss and car performs well.  As soon as the buzz
>starts, forget it!  Bucking and missing starts with a vengence!  Seems a bit
>worse in hot weather.
>
>I originally thought it was the fuel pressure accumulator, replaced that
>first.  Buzz continued. Replaced with "new" pump from '87.  Only two weeks
>of quiet.  It's been a little hard for me to believe that the pump from the
>'87 was bad, too.  Doesn't seem to be the FP check valve--since I also
>replaced that with the one from the '87.  Anyone ever heard of a bad
>vibration damper on top of the pump?  That really seems like a strech to me.
>
>I'm pretty certain I need new injectors--get the characteristic 2-3 cranks
>on cold start, raw fuel smell, and blue smoke.  Any way bad injectors can
>kill a FP??
>
>Meanwhile went ahead and ordered a FP made by "Master" (?) at my local
>Advanced Auto Parts (formerly Parts America) for $182.00...hope I don't
>regret it!
>
>--Kurt
>
>
>----- Original Message -----
>From: Mike Arman <armanmik@n-jcenter.com>
>To: <quattro@audifans.com>
>Sent: Tuesday, August 03, 1999 10:54 AM
>Subject: Pierburg fuel pumps?
>
>
>
>>
>> Yep. $14.99 at the local you-pull-it yard. Pump running happily and
>> silently for over a year now - and two spares sitting on the shelf just in
>> case, for later . . .
>>
>>
>> Repeat after me: "Retail is for other people. Retail is for other people."
>> etc.
>
>