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6.4L Power Stroke Diesel Engine fitted to 2008 - 2010 F250, F350 and F450 pickup trucks and F350 + Cab Chassis

Codes P0297 & P252F

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Old Mar 21, 2014 | 11:51 AM
  #16  
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parkland
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OK so it's off warranty, so what I'd do, is get the truck back, change the oil, make sure the correct amount is in, and keep checking the level.

If the level increases, it will be fuel getting in the oil.
You could send an oil sample away to verify that.

If it keeps throwing codes saying over full oil, then something else must be going on.
The overspeed code is interesting though, and I wonder if that caused the "oil over full" code.

Maybe whats happened here, is the turbocharger is leaking oil, the engine burns is as fuel, overspeeds, and that triggers the overspeed code, which in turn causes the oil over fill code.

What happened to your old motor?
Is there any chance the turbo was leaking, the intercooler had oil sitting in it, you got a new engine put in, go driving, and it sucks oil out of the intercooler?

Maybe it just needs an intercooler flush / drain?
 
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Old Mar 21, 2014 | 12:31 PM
  #17  
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The motor is not out of warranty, it is a remanufactured Ford motor bought and installed by the former owner of the truck at Hollingsworth Ford in Baton Rouge, La in May of 2013. It comes with a transferrable 2 year unlimited mileage warranty and that is the only reason I am taking it to dealerships vs an individual shop that may actually try to help me. The motor, injectors, and turbos were all replaced at 109,000 miles because the former owners put unleaded gas in it and blew the motor. So far the truck has spent over two months at 3 different Ford dealerships: Joe Myers Ford in Houston,TX
Hollingsworth Ford in Baton Rouge, La, and currently Tommie Vaughn Ford in Houston.
 
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Old Mar 21, 2014 | 12:54 PM
  #18  
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I just got off the phone with Ford customer care and explained my situation to them once again and after a few minutes on hold was told, I'm sorry there is nothing that we can do to help you. Their resoning was because of the Total age and miles on the vehicle (116,000 and 2008). I explained to him that this should not matter because the issue is with the replacement motor that was installed on April 2013 when the truck had 108,255 miles on it. He said I'm sorry, we take into account the total age and mileage and there is nothing that we can/will do to help you.
 
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Old Mar 21, 2014 | 02:06 PM
  #19  
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I seem to remember some having issues tripping the oil overfill code after the now old 11B23 flash. Is is possible he did not get this flash until after the new engine. Maybe I am just remembering something that did not actually happen.
 
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Old Mar 21, 2014 | 02:20 PM
  #20  
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parkland
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Originally Posted by aggiect01
I just got off the phone with Ford customer care and explained my situation to them once again and after a few minutes on hold was told, I'm sorry there is nothing that we can do to help you. Their resoning was because of the Total age and miles on the vehicle (116,000 and 2008). I explained to him that this should not matter because the issue is with the replacement motor that was installed on April 2013 when the truck had 108,255 miles on it. He said I'm sorry, we take into account the total age and mileage and there is nothing that we can/will do to help you.

Ok well other than the codes, have you noticed anything different with the engine?
Runs 100% normal except going into limp mode after codes?

if the oil was overfilled, it would end up in the intake and intercooler.

Has anyone checked the intercooler?
 
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Old Mar 28, 2014 | 03:14 PM
  #21  
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Angry Final Verdict on remanufactured 6.4 motor

I just spoke to the service guy at Tommie Vaughn Ford and they did a manual compression test on my truck and found that the cylinders were all between 340-350 psi. I was told by him that normal pressure is above 400 psi. He also said that when they removed the lower air charger system that they found some oil in it (from blow by) which would cause more frequent regens and too much unburned fuel in the system. The cause according to their best guess is injestion of dust or foreign material into the motor causing dusting. Basically the same verdict as Joe Myers Ford said therefore FoMoCo will not cover anything under the 2 year warranty. His only recommendations were to either get rid of the truck or replace the motor again. Does anybody have any other suggestions? Remember, this motor has only 7,000 miles on it and has been driven 95% on the highway in Houston. I disagree with their reasoning for the low compression however it is my work against theirs and I know from experience who FoMoCo is going to believe. *** I hope that others learn from my very costly mistake not to trust Ford with their hard earned money and expect them to honor the truck/motor warranty.
 
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Old Mar 28, 2014 | 04:12 PM
  #22  
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parkland
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Originally Posted by aggiect01
I just spoke to the service guy at Tommie Vaughn Ford and they did a manual compression test on my truck and found that the cylinders were all between 340-350 psi. I was told by him that normal pressure is above 400 psi. He also said that when they removed the lower air charger system that they found some oil in it (from blow by) which would cause more frequent regens and too much unburned fuel in the system. The cause according to their best guess is injestion of dust or foreign material into the motor causing dusting. Basically the same verdict as Joe Myers Ford said therefore FoMoCo will not cover anything under the 2 year warranty. His only recommendations were to either get rid of the truck or replace the motor again. Does anybody have any other suggestions? Remember, this motor has only 7,000 miles on it and has been driven 95% on the highway in Houston. I disagree with their reasoning for the low compression however it is my work against theirs and I know from experience who FoMoCo is going to believe. *** I hope that others learn from my very costly mistake not to trust Ford with their hard earned money and expect them to honor the truck/motor warranty.
If all the compression readings are similar, I'd guess that the rings might tighten up a bit after some driving.

Oil isn't going to dust an engine, although it could hydrolock, and bend rods, but I doubt you'd bend all of them just a little bit like if they're saying why it's got low compression.

So they aren't covering anything, and basically saying take it home?

Not 100% sure, but I'm thinking if it was me, I'd find someone to clean out the intercooler and piping, get all the oil out.
Get someone to check the turbo, maybe it's leaking oil into the intake.

I'd then get the codes cleared/reset, and drive it and see what happens. After changing the oil.
I'd keep a very close eye on the oil level at first, Measure exactly what was put in, watch it on the dip stick, and measure it when changing the oil again to see if theres extra oil.

did anyone send an oil sample off?
Those guys should be able to tell you how much fuel, if any, is in the oil.

What happened to the original engine?

Are you making lots of tiny trips, or idling lots?
Maybe it's regenerating all the time and getting lots of fuel in the oil?
 
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