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Old Mar 16, 2013 | 10:47 AM
  #16  
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Uh oh.... I'd need to see the ICP and ICP duty cycle on AE, but everything points to a bad ICP sensor so far.
 
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Old Mar 16, 2013 | 11:15 AM
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Originally Posted by Tugly
Uh oh.... I'd need to see the ICP and ICP duty cycle on AE, but everything points to a bad ICP sensor so far.
Ask and ye shall receive....One question though...How do I do that?
 
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Old Mar 16, 2013 | 11:33 AM
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Originally Posted by jetdoc
Ask and ye shall receive....One question though...How do I do that?
Same as for the other sensors in the class, but pick Injector Control Pressure PSI (max 3500) and Injector Control Pressure Duty Cycle (%) Automatically a max of 100).
 
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Old Mar 16, 2013 | 11:42 AM
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Originally Posted by Tugly
Same as for the other sensors in the class, but pick Injector Control Pressure PSI (max 3500) and Injector Control Pressure Duty Cycle (%) Automatically a max of 100).
Wilco......
 
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Old Mar 16, 2013 | 12:50 PM
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stock tune ICP pressure fluctuates 376-378 Duty cycle 8.20-8.59%

60 tow ICP pressure 550 psi Duty cycle 13.28 steady

Just for giggles I disconnected my autometer gauge pigtail for HPOP pressure..No difference.
 
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Old Mar 16, 2013 | 03:08 PM
  #21  
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Try disconnecting the icp sensor and see if it runs any better. I think you will get a 1280 code from unplugging it fyi..
 
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Old Mar 16, 2013 | 08:24 PM
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Originally Posted by tdpower
Try disconnecting the icp sensor and see if it runs any better. I think you will get a 1280 code from unplugging it fyi..
i'll try that in the am...I drove the Mustang to work tonight. I just hope the rain holds off until I get home. No fun at all driving that car in the rain.
 
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Old Mar 17, 2013 | 06:31 AM
  #23  
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Stock idle should be ICP 470 with IPR (ICP Duty Cycle) at about 11.4%. Your ICP shows the same pressure that your gauge is showing, which is 100 PSI too low. Pull your chip and HPOP gauge harness and see how that does. If you have to pull the PCM to pull the chip, take a good hard look at the connections on the edge of your PCM.
 
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Old Mar 17, 2013 | 08:17 AM
  #24  
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I pulled the HPOP harness with no change. I changed over to single shots so the truck barely runs on the stock tune. Is there any way I could use AE to tell if I have injector o rings leaking? I have I loss of high pressure oil somewhere..
 
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Old Mar 17, 2013 | 08:26 AM
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Originally Posted by jetdoc
I pulled the HPOP harness with no change. I changed over to single shots so the truck barely runs on the stock tune. Is there any way I could use AE to tell if I have injector o rings leaking? I have I loss of high pressure oil somewhere..
Nope. You have a low IPR signal, the ICP is doing what it's told. If you have 100% nozzles, you might see over 9% IPR, but stock nozzles will have an IPR over 10%. If you had an internal oil leak, the IPR would climb until it the ICP reached the target pressure. This looks like tuning to me.
 
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Old Mar 17, 2013 | 09:47 AM
  #26  
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Originally Posted by Tugly
Nope. You have a low IPR signal, the ICP is doing what it's told. If you have 100% nozzles, you might see over 9% IPR, but stock nozzles will have an IPR over 10%. If you had an internal oil leak, the IPR would climb until it the ICP reached the target pressure. This looks like tuning to me.
Great....Just great. When I first put this back together and I had this problem I thought the same thing and called Jody. He assured me that it wasn't his tune. BMW...Big Money Wasted. I'm pissed at this point.
 
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Old Mar 17, 2013 | 10:38 AM
  #27  
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It's never safe to take one person's word for anything without verifying... especially mine. The fact that you have the same reading on the OBDII and your gauge leans hard on the tune... but you'd have to strip some electronic mods and take another reading to be 100% sure. I've been tricked by erronious information from members who had "undeclared" mods that would change my conclusions.
 
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Old Mar 17, 2013 | 10:48 AM
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Understood. When my chip display failed the other day the truck barely ran. I assumed that I was running on the stock tune at that point. I did not notice the HPOP pressure, was trying to get over to the side of the road without killing someone.
 
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Old Mar 17, 2013 | 12:07 PM
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You have said that your chip display failed once the other day on you.
I would pull the pcm and remove the chip completely and run the truck with out it and see how it runs. Maybe your chip is going south for the winter
 
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Old Mar 17, 2013 | 03:49 PM
  #30  
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I have single shot injectors... I dont think it will run on the stock tune. Trust me, I would LOVE to try that.
 
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