12 Valve 2nd Gen Dodge Cummins 94-98 Discussion of 12 Valve 5.9 Liter Dodge Cummins Diesels with P7100 Injection Pumps

fuel gauge issue

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Old 06-10-2014, 08:40 PM
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Default fuel gauge issue

Hey all my 94 12 valve's fuel gauge doesn't work, I pulled the bed and took the sending unit out and there is no float on the unit and theres no electrical connector on the top of the unit. Also theres no wiring for the unit either. So if anyone could help itd be much appreciated
 
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Old 06-10-2014, 08:45 PM
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Can you follow the wiring from the cab ( Firewall) to any connectors ?

May need a wiring Diagram for the wire color your gonna need to find ( maybe numbered ) .. dont know about the 94's ..
 
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Old 06-10-2014, 08:52 PM
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Heres the top of the sending unit
http://m.imgur.com/jKkcZx8
 
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Old 06-10-2014, 09:08 PM
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Originally Posted by 4x4manonbroke
Can you follow the wiring from the cab ( Firewall) to any connectors ?

May need a wiring Diagram for the wire color your gonna need to find ( maybe numbered ) .. dont know about the 94's ..
Yeah I checked and no success, heres the top of the sending unit http://m.imgur.com/jKkcZx8
 
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Old 06-11-2014, 09:13 AM
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You pulled the whole bed off to take the sending unit out?
 
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Old 06-11-2014, 09:22 AM
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Originally Posted by Cummins75
You pulled the whole bed off to take the sending unit out?
Yeah it actually was pretty simple I had some buddies help with it and didn't even break a bolt
 
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Old 06-11-2014, 09:33 AM
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How long have you owned the truck? Might want to contact the previous owner and ask what he did to the fuel system - that's not stock.
 
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Old 06-11-2014, 12:23 PM
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Someone has hacked up wiring from the sounds of things ...
 
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Old 06-11-2014, 04:21 PM
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Originally Posted by NadirPoint
How long have you owned the truck? Might want to contact the previous owner and ask what he did to the fuel system - that's not stock.
Since December it was an old farm truck so ehh motors only got 135000 on it though
 
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Old 06-11-2014, 11:33 PM
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Well, sounds like a good deal ( as far at the engineis concerned ) ..
 
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