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Old Nov 28, 2004 | 04:47 PM
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Question Fuel Pump Volts

How many Volts should be going to both fuel pumps? This is for 87 ranger 2.9L

Matt
 

Last edited by Lucky Charms; Nov 28, 2004 at 04:48 PM. Reason: more to say
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Old Nov 28, 2004 | 09:01 PM
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12v, or whatever the battery voltage is.
 
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Old Nov 29, 2004 | 11:14 AM
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Thumbs down Fuel & Volts Going CRAZY!

Ok

No volts at either pump When I first started I could hear the pumps engauge.What am I doing wrong???No power @ the inertia wires & yes volts @ the relays . 1adam12 we have a man down!Send back up units!!

Matt
 
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Old Nov 29, 2004 | 01:51 PM
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Look in the middle left of this diagram.

http://www.autozone.com/images/cds/g...3d800f9476.gif

You will see the fuel pump relay. See if you have voltage across the coil. You should have 12 volts between the red and tan/lightgreen wires. If you don't then you might have a problem with the ignition system. If the computer does not receive a pulse output from the dist module, then it assumes the engine is not running and will shut the fuel pump relay off.
 
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