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Ok, this truck started cutting out when there was a load and the rpm was at 2200ish. Went to Ford in Cali and after replacing the FICM, EGR valve, HPOP, HPOP Branch tube and ICP sensor the truck ran fine from Cali to mid Missouri, pulling 15k fifth wheel. now 4k miles later the truck is doing the same thing. I have no aftermarket parts except for a MBRP 4" turbo back the Cat is still in place (CARB). The truck ran fine untill a week ago then going up a hill on I 44 it cut out and then died. does any one have any Ideas what could be going on and what I need to check? My check book can not handle 4 to 5K every 4k miles.
Sorry about that I am just a little @$@! right now. It is a 2004 with 115k. the shop that did the work was vista Ford of Oxnard that treated me real good and gave me a good rate on parts and labor. I hauled a 15k trailer 1800 miles with no problem.
The truck would restart but required longer than normal cranking. I am suspecting a HPO leak some where but really do not know where to start. I would like to think that the work that ford did would be good but not sure.
I have autoenginuity and have been using it but either I don't know how to use it or it does not have the same sampling rate as the system used at ford, but they saw the oil pressure drop the first time and I did not. The work was done at one ford dealer ship in California and I am now in Missouri is the 12/12 warranty still good? I plan to change the oil tomorrow to see if maybe there is some left over crap, it has been only 4k miles since last oil change but it is cheap check compared to the $100 plus it is to take to dealer. does any one know of a good diesel shop around Fort Leonard Wood, MO.
the thing aboit ford and its warranty its good in all 50 states. your never just "stuck" with that one dealer. IMO an oil change will not fix this one.
I do not think that the oil change will help either but I am raching for straws here. I love the way the truck runs when it runs right. This is my fifth ford truck and I can't see myselft in anything else but this is getting expensive. In the last six months I have replaced the injectors and the other stuff I listed. Does any one know if there is a way to adjust thesampling rate on Auto Enginutity?
There is a Data log feature it does make a nice little graph but if the sampling rate is slow any drop in oil pressure will not show. the mech a the dealership in California had a lap top that seemed to catch every thing, might have been that he was wathcing it as I drove vs me wathcing and driving at the same time. I am worried that something is causeing the HPO system to crap out. last time they started with the branch tube then the HPOP then the ICP sensor. not sure if they were just chasing the problem or if fixing one causes the other to show up as a problem?
Ive done 2 branch tubes sence these trucks came out in 2003. I think that may be 2 more then most other tech's. we just dont see them.
IMO there are very few things that just kill the engine going down the road. the Ipr getting hung is one of them that we see alot. also fuel pumps but still not that common.
get the engiine to 185* eot and check the ipr duty cycle it should be around 24%
check the icpv key on engine off it should be about .19
check the icpv at hot idle it should be around .8
you can check the cat its easy enugh. if you road test and go wide open on the skinny pedal you should have ebp under or very close 30psi.
or you can just back off the 2 15mm nuts that hold the cat to the turbo outlet pipe and seperate it a little bit and go for a test drive.
a cat in a diesel normally will cause a lack of powe vs a die going down the road.