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1992 Ford Explorer FUEL PUMP

Tiny
JERRY L. MCELWRATH
  • MEMBER
  • 1992 FORD EXPLORER
  • 6 CYL
  • 2WD
  • MANUAL
  • 257,000 MILES
When I check fuel pressure which is suppose to be 39 to 40 psi and which it is when I turn key on but when I start engine it drops to 30. Is this norm?
Sunday, January 18th, 2009 AT 11:48 AM

4 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
What liter engine is this? There's different specs for a given engine liter on 6 cyl.
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Sunday, January 18th, 2009 AT 1:53 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Please! Stay in your original post

4.0L

Your okay with the 30psi but why are you checking it?
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Sunday, January 18th, 2009 AT 2:28 PM
Tiny
JERRY L. MCELWRATH
  • MEMBER
  • 2 POSTS
Checking fuel pump to see if bad loss of power
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Sunday, January 18th, 2009 AT 2:38 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Losing power could be anything within the engine management system. Do you have a check engine light?
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Sunday, January 18th, 2009 AT 3:10 PM

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