OT 6.0 powerstroke problems

Erik OK

Member
My 05 Ford diesel had a failing egr cooler that I put off too long too long and it finally quit. I started the truck and drove about a half mile, shut it off, came back a couple hours later to head home and clunk, wouldn't crank, I was parked on an incline and the cooler leaked coolant into the right bank of cylinders and hydrolocked the engine. Well I pulled the glow plugs avid cranked it over blew the water out and replaced the oil cooler and egr cooler which for those not familiar required removal of turbo and intake manifold. After I got the whole thing reassembled I went to crank it up and it was cranking slow and uneven. I charged the batteries to make sure they were hot and tried it again, same results, won't start. I posted on a ford truck specific forum and most agree that simply attempting to crank one time with the starter likely wouldn't bend a rod and even if it did it should still crank at normal speed and start and knock. I took a short video of me cranking the truck. Anyone have an opinion on what problem may be? Others have said pull starter and have it tested, I may start there and hope for the best.
Video
 
That FORD 6.0 engine is PURE JUNK. I am willing to bet the the EGR cooler is not the only issue you had. They are known to also to crack heads when the cooler dumps water into the motor. Have also seen cracked piston skirts on them when they hydro lock. Could be turning hard.

You can try the starter but I bet that you are still getting water into the motor. Pull the glow plugs and let it set over night. Then crank it and see if you get water out of them.

Got two friends that are stuck with Ford 6.0 diesel motors. Neither can hardly give the truck away. So they are stuck trying to keep them running. The one just keeps repairing his at the average cost of $3-4K each year. The other finally bought a school bus with the 6.0 in it. He switched everything out of the bus into his pickup. He used the bus harness/computer. He got the gauges to work and the rest of the truck to function. He just took the original harness and computer out. I don't know exactly what he did but he has not had an issue now for the 3-4 years since he put the bus setup in it.

My understanding is that the motors ran too hot in the pickups and that caused the problems.
 
Sounds like you have a low compression cylinder but that shouldn't keep it from starting. The main thing this engine needs is high pressure oil and if it doesn't think it has it it will not attempt to fire. Unplug the high pressure oil sensor on the front of the passenger head, kinda under the alternator. This is a quick way to check if the fault is with the high pressure regulator or the sensor. It will run without this signal if it actually has high pressure oil but it will not run if it thinks it has less than 500 psi cranking.

If this little test does not let it start you will need a good data scanner to see what is missing.
 
Same problem with coolant just surfaced in my 2004 E450 Diesel. Found a good explanation of coolant and how it affects EGR cooler and oil cooler, also what to do about it. Have simply parked the truck so far, and cannot speak to the accuracy of the comments, but it does look like a possible cure. Offering it for your reading pleasure.

http://www.powerstroke.org/forum/e-series-van-discussion/178220-e450-6-0-turbo.html
Untitled URL Link
 
(quoted from post at 03:14:33 08/13/13) The problem(s) are what FORD did to the NAVISTAR engine. We have 2 at work, going on 500000 with only minimal problems.

John, could you share what your company did to "undo" what Ford did?
 
Might be some useful info for you here.

http://www.dieselpowermag.com/tech/0907dp_6_0l_ford_power_stroke_engine/viewall.html
 
It's really more like the process Ford used
to meet the goverment emmissions. The 6.0
without emissions systems isn't a bad engine.
I don't think Ford / INT really wanted to add
all this crap on the engine in the first place.
The 6.4 were alittle better, & so far the 6.7
are better yet, But really the only good car,
truck, engine, transmissions thats out on the
market the one's we don't hafta work on..
 
You have 2 cyls low on compression. Sounds like it"s also turning slow. You need a scan tool to see what"s there and not. It needs 45v min FICM MPWR, typical is 47.5-48. 500 psi min for ICP. IPR will typically run up to 85% cranking, should drop to about 20% idling. FICM SYNC needs to change to YES cranking.
All it takes to loose compression on a cyl or 2 is a chunk of carbon or dirt to get caught in a valve. 2 cyls down shouldn"t stop it from starting. When they"re in consecutive firing order it does make them hard to start.
With a scan tool you can run the injector click test.
 
(quoted from post at 03:14:33 08/13/13) The problem(s) are what FORD did to the NAVISTAR engine. We have 2 at work, going on 500000 with only minimal problems.

Yes sir ,FORD wanted this,that and the other that Navister no to,Ford insisted Nav. went along and the rest is history.
 
I have a 2004 f250 with the 6.0 and i have dumped 8500$ in ti repairs in the last 2yrs . I cant give it away. so im stuck in it. my advice is cut your losses and get somthing else.
 
I actually like my 6.0, but I have made some improvements to mine, after the 2nd EGR cooler went south I did the EGR delete with stud kit and new Ford head gaskets, new high pressure oil lines and cooler, and a low tow mode chip ( 55hp. and 50#s of torque ) thing runs like a bear towing a 7 ton gooseneck and have had no issues for the last 2 years. I wouldn't hesitate to get another one. Chuck
 

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