1994.5 - 1997 7.3L Power Stroke Diesel  

What would cause the idm to shut down 2 injectors ??

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Old 08-22-2015, 04:56 PM
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What would cause the idm to shut down 2 injectors ??

It's on a 96 7.3 i have good connection and the idm will pulse the ground. But it won't send power
 
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Old 08-22-2015, 07:56 PM
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Did you pull it and shake It ?
 
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Old 08-22-2015, 08:01 PM
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^^^ what he said, it may have water in it which can cause oodles of potential issues. I think normally the IDM will shut down bank or side of injectors if it sees a fault but not just 2. Know anyone with a powerstroke you can swap IDMs with to test it out?
 
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Old 08-22-2015, 08:04 PM
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Yep just did and didn't hear anything
 
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Old 08-22-2015, 08:07 PM
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And I have one guy but he comes and goes through town. And I was loosing one bank of injectors but cleaned up one connecter and got the other 2 injectors to turn on
 
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Old 08-22-2015, 08:10 PM
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Oh and when I run it I get white smoke
 
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Old 08-22-2015, 08:11 PM
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I have never heard of the IDM shutting down 2 . Did you look at the connector like I suggested ?
 
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Old 08-22-2015, 08:14 PM
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Are you checking for power at the injector or at the plug at the valve cover gasket?
 
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Old 08-22-2015, 08:20 PM
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Yeah neither have I that's why I'm think it's the idm. And yep all connections are good. Iv gone crazy checking connecters. And the idm not putting power out to those 2 injectors. Iv tried jumping the power from the back connector to the front and it just shut everything down
 
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Old 08-22-2015, 08:21 PM
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Both. And I'm not getting anything from both. But its switching the ground for both
 
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Old 08-22-2015, 09:01 PM
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If you think its the IDM , you will need another IDM for a test .
 
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Old 08-22-2015, 09:16 PM
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Ok I'll try to get a hold of one. Or on Monday I'll go through the junk yard. Could a bad injector do this ?
 
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Old 08-22-2015, 10:15 PM
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Originally Posted by Dutter 2
Ok I'll try to get a hold of one. Or on Monday I'll go through the junk yard. Could a bad injector do this ?
No , unless you have 2 bad injectors . You can move them around to see if the problem follows.
 
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Old 08-23-2015, 09:49 AM
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Ok maybe I'll try that. This trucks a real head scratcher
 
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