'91 CQ Melting Fuel Pump Fuse

Project Pat psdooley at verizon.net
Sat Aug 3 09:14:58 PDT 2013


No ideas specific to that model, but sounds like a connection problem.
Maybe dirty ground?  Maybe the wiring is just old and tired.  A new heavy
gauge wire relayed to the pump might help.
Maybe the pump actually is dying and drawing excessive current.


-----Original Message-----
From: quattro-bounces at audifans.com [mailto:quattro-bounces at audifans.com] On
Behalf Of Christopher Gharibo
Sent: Saturday, August 03, 2013 9:33 AM
To: 20v at lists.20v.org; quattro at audifans.com
Subject: '91 CQ Melting Fuel Pump Fuse

The fuel pump fuse of my '91 CQ melts its insulation, esp if the car runs
hot. 

The fuse doesn't pop until there's a close to complete melt down. Several
times, I've found the fuse melted in the fuse box but the car was running
fine. 

I replace the fuse and everything runs fine again. 

The contacts are mostly clean but I cleaned them anyway. I also put in gel
that will facilitate conduction. The problem is still recurring. 

What're your thoughts?

Thank you.  
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