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Testing glowplugs

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Old Jan 17, 2009 | 09:28 PM
  #1  
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Robbgt
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Testing glowplugs

Hey guys, Quick question for you... my friend has a 2002 and I think the GP's are on the way out the door. I know that there is a way to test them through the UVC's with an ohm meter, but I'm not sure what the procedure or the resistance should be. Any help would be great, thanks guys

-Robb
 
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Old Jan 17, 2009 | 09:45 PM
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BlackJeep
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Robb,

It's pretty easy to check the GPs through the UVC connectors. Disconnect the connectors at the valve cover and check between ground and each Glow Plug pin (see below). They are usually .6 - .7 ohms.

G G I I C I I G G

G=Glow Plug
I = Injector Signal
C= Injector Common


Originally Posted by Robbgt
Hey guys, Quick question for you... my friend has a 2002 and I think the GP's are on the way out the door. I know that there is a way to test them through the UVC's with an ohm meter, but I'm not sure what the procedure or the resistance should be. Any help would be great, thanks guys

-Robb
 
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Old Jan 17, 2009 | 09:55 PM
  #3  
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Robbgt
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Thanks for the quick response. I'll be checking them tomorrow
 
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Old Jan 17, 2009 | 10:52 PM
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F350-6
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Anything below a reading of 2 ohms is considered good. Don't forget to check the GPR as well. That seems to be the more common issue.
 
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Old Jan 18, 2009 | 09:27 AM
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Robbgt
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Thanks
Already have a stancor GPR on it's way

-Robb
 
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