fuel gauge problem - MustangForums.com

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5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

fuel gauge problem

Old 02-03-2005, 02:45 AM
  #1  
hockeyfan935
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Join Date: Dec 2004
Posts: 9
Default fuel gauge problem

ok here is the scoop i have a 1990 5.0 lx and eversince ive bought it my fuel gaug read full all the time i changed out the sending unit and it still reads full can anyone help????
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Old 02-03-2005, 11:25 AM
  #2  
mustang8719
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Join Date: Jun 2004
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Posts: 937
Default RE: fuel gauge problem

Check the wiring for a short to ground.If the wire chaffed and is touching ground I believe will cause it to read full all the time.Or if all the wiring is good then guage is bad.
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