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2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck.

Is the engine blown?

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Old Jan 19, 2018 | 05:16 PM
  #71  
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Here are the codes, in order of appearance on the scanner

#1 P0204
#2 P0204 FF data
#3 P0340
#4 P0345

I cleared the codes, started it back up and let it run for a bit, then stopped it and started it again until the CEL came on. Ran it again, same codes in the same order.
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Old Jan 19, 2018 | 05:17 PM
  #72  
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I can get you the FF data, but it was in about 10 images because of the size of the scanner screen. If there's a particular piece of data you are looking for, I can submit the picture or tell you the value.
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Old Jan 19, 2018 | 05:37 PM
  #73  
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I disconnected the solenoids and it ran a lot better, and idled smoother. It hesitated going from acceleration to idle, but once it hit idle it stayed steady at 750 rpms. The oil pressure eventually came down, but it took much much longer than with the solenoids plugged in.
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Old Jan 19, 2018 | 06:40 PM
  #74  
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So codes #3 and #4 are in relation to the VCTs being unplugged I believe. That’s normal. The first code is an injector circuit malfunction. Which is kinda odd but the injectors on this gen have issues as well. Ugh this can be two separate things. The fact that it ran better with the VCTs unplugged, oil pressure related issue still what was your final resting idle psi? Should be around 22-25 for optimal idle. Your #4 cylinder injector is either not functioning right or it’s not making a good enough connection. Double check the connection as P0204 pertains to the last cylinder closest to the firewall on the passenger side. Perhaps that cylinder isn’t even firing because of that injector
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Old Jan 19, 2018 | 07:26 PM
  #75  
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Originally Posted by LariatDude
So codes #3 and #4 are in relation to the VCTs being unplugged I believe. That’s normal. The first code is an injector circuit malfunction. Which is kinda odd but the injectors on this gen have issues as well. Ugh this can be two separate things. The fact that it ran better with the VCTs unplugged, oil pressure related issue still what was your final resting idle psi? Should be around 22-25 for optimal idle. Your #4 cylinder injector is either not functioning right or it’s not making a good enough connection. Double check the connection as P0204 pertains to the last cylinder closest to the firewall on the passenger side. Perhaps that cylinder isn’t even firing because of that injector
The vcts we're actually plugged in when the light came on. It wasn't until after I came on I unplugged them. I thought that it was related to the cam sensors themselves not the solenoids. The injector fault is new since it was put together so I'm wondering if I either didn't plug it in all the way, or I broke the injector when I was taking the cover off.

I haven't been able to put the gauge on it yet to check the pressure. I'm going to do that tomorrow before I drop the pan.

Is there a way to physically test the injector before just replacing it?
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Old Jan 20, 2018 | 10:58 AM
  #76  
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Disconnect and reconnect the injector and make sure it's seated right. When idling, unplug that injector and see if it makes a difference in the idle quality. Also I'm wondering why both of your cam sensors are acting up. Let us know the pressure for sure!
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Old Jan 20, 2018 | 11:27 AM
  #77  
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I haven't checked the pressure. I went straight to taking the pan off. I spent the last 3 hours trying to pound out one of th cross member bolts that was seized into the hole.

Ford should be ashamed of themselves paying engineers to come up with these ****ty designs. There should be no reason half the suspension and trans system needs to come out to drop an oil pan.

All that's left is the two transxle bolts and the pan can come down. After I clean the pan and replace the gasket I'm going to put fresh 5w30 and a MC filter on it then I'll check the pressure.

Thanks for all your help, I'll llet you know what I come up with after I get the pan dropped.
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Old Jan 20, 2018 | 12:15 PM
  #78  
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AH YEs , the perks off 4x4. I hate trucks lol. Good luck and you’re welcome! Looking forward for a solution finally for your sake
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Old Jan 20, 2018 | 04:17 PM
  #79  
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I think we got it! Buttoned it back up,loaded the oil, cleared codes, started it up. Smooth idle, no drop in oil pressure, ran strong for 15 mins. Turned it off and back on. CEL! Whoops, forgot to plug oil temperature sensor in. Cleared codes, repeated and BAM nothing but smooth sailing!

Going to put the lower end parts back on it and take it for a spin through town to check it.

Also, the injector was unplugged. The connector had debris in it. Cleaned it out pushed it on and 'click'. All set!!

Thank you so much!
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Old Jan 20, 2018 | 06:20 PM
  #80  
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Well, damnit. I shot myself in the foot and spoke too soon.

We drove it about 2 miles up the street to put gas in it (it was chugging for gas in the driveway). It ran smooth on the way up there, and halfway back. Coming off a stop sign we gave it some gas and it stalled right out. Started right back up to a CEL and running rough. We got it home without it stalling again.

Put it in the driveway and scanned it. Too lean code (I apologize, I don't remember which one), and sure enough P3040 and P3045 again. Oh, and a code for bank A camshsft being over retarded.

The first code, I choked up to possible being because the fuel system was ran really low, and it sucked in some air.

Cleared the codes, ran it through numerous start/stops until the CEL came on again.

This time, it was just the P3040 and P3045 codes again. (And the over retarded error again) Aside from it fluctuating the idle a bit between 250 and 750 (on letting off acceleration), it was still quiet, didn't hear the knock noise, and it was still smooth (again, aside from the fluctuating idle)).

I unplugged both VCTs and the idle seemed to smooth out, although after that it threw the 20 and 22 code for not being plugged in.

I got upset after spending all day working on it and walked away. At this point, I told him until we find what's wrong with it, drive it as it's still driveable.

Last edited by ex0r; Jan 20, 2018 at 06:25 PM.
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