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Old Mar 21, 2002 | 04:17 PM
  #1  
paulieg69's Avatar
paulieg69
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From: BUZZARDS BAY us
intermittent starting

on my elderly parents 1993 bronco with a 351 a/t,it starts sometimes and sometimes it doesnt.when it doesnt start you cant hear the fuel pump run. when it does start you can hear it run.1.are there any relays for the fuel pump? 2.what does this sound like to you guys?3.will ther be a code for the fuel pump or relay? thanx in advance for your help
 
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Old Mar 22, 2002 | 02:30 PM
  #2  
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MoabTamer
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From: Littleton USA
intermittent starting

I assume it is cranking but not firing.

Yes there is a fuel pump relay. On my 89 Bronco it is on the driver side wheel well with some other relays, well marked. On a 93 it may be somewhere else, I don't know for sure.

Have you checked the coil wiring?

Get a Hayne's or Chilton's (or both) repair manual for the truck. It will help out considerably.
 
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Old Mar 22, 2002 | 04:54 PM
  #3  
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Mil1ion
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intermittent starting

The fuel pump is Supposed to work like that.

No start > the pump shuts down after second or two.

Have you done a fuel rail pressure check yet?

A tester can be borrowed from Autozone.

Dennis https://www.ford-trucks.com/user_gallery/sizeimage.php?&photoid=1733&.jpg
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Old Mar 22, 2002 | 07:27 PM
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intermittent starting

 
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