Ford Powerstroke 99-03 7.3L Discussion of 99-03 7.3 Liter Ford Powerstroke Turbo Diesels

Fuses blowing on 99 7.3 powerstroke

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Old Jan 6, 2012 | 01:13 PM
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Lethal's Avatar
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Default Fuses blowing on 99 7.3 powerstroke

99 f250 7.3 powerstroke keeps blowing, (the book says) fuel heater, wastegate solenoid, and injecto driver module relay coil fuse keeps blowing when you turn on ignition switch. Any suggestions?
 

Last edited by Lethal; Jan 6, 2012 at 01:15 PM. Reason: wrong title
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Old Jan 6, 2012 | 03:35 PM
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95powersmoker's Avatar
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ya, unplug the fuel bowl heater and replace the fuse..
 
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Old Jan 19, 2012 | 08:00 PM
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ok how do i do that sry new to the power stroke thing. and will i need the fuel heater cus its 7 degrees out right now?
 
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Old Jan 20, 2012 | 07:35 PM
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you will need it but this will determine if thats whats blowing the fuse.
 
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Old Jan 20, 2012 | 07:59 PM
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it's probably the bowl heater....
 
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Old Jan 22, 2012 | 09:51 PM
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Originally Posted by fordornothing
it's probably the bowl heater....
I agree, if your GP's are good it should still start without issue
 
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Old Jan 23, 2012 | 10:32 AM
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Originally Posted by fordornothing
it's probably the bowl heater....
my truck did that. unhook the bowl heater and replace that 2 dollar fuse one more time and see if it blows! that keep ya going til you get it repaired...
 
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Old Jan 23, 2012 | 10:41 AM
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Leave it unhooked, you won't need it,

---AutoMerged DoublePost---

Originally Posted by iron cowboy
ok how do i do that
On back of fuel bowl you will see 2 wires plug into it, unplug it it and be done
 

Last edited by 99stackedpowerstroke; Jan 23, 2012 at 10:41 AM. Reason: Automerged Doublepost
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Old Jan 26, 2012 | 12:07 AM
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General consensus is leave it unplugged, however I replaced mine when it went out. The replacement at IH was about $24 IIRC, when you pull out the old one you will see the design improvement they made on the new one. Just leave it unplugged until the next time you change your fuel filter and change the heater while you're in there, really simple to do. Mine did the same thing, it died, wouldn't start, #9 fuse kept blowing, unplugged heater and it ran great! But like I said I put in a new one, been fine since.
 
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Old Jan 26, 2012 | 12:25 PM
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Hi again, W.

The fuel heater plug is white, two wires. Found near the base of the fuel filter housing on the back (passenger compartment side), as shown here, if the link works.

http://www.ford-trucks.com/forums/at...&d=1260316928e

Be sure to trace back all wires of the components you mentioned, as I had 4 frayed and barely intact wires and 1 completely broken one...one was to the IPR sensor, which causes "problems".

Doc/John
 

Last edited by Council76; Jan 26, 2012 at 12:27 PM. Reason: error
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