VGT/HP turbo vanes sticking shut? - Ford Powerstroke Diesel Forum
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post #1 of 7 Old 07-03-2013, 04:00 PM Thread Starter
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VGT/HP turbo vanes sticking shut?

anyone ever pull it off and clean the soot and crap out of the vanes on the vgt turbo?
Just started this, when I first start up and take off after sitting a day I have no boost and NO power. truck will not rev and will only go about 20mph, like if an exhaust back pressure or exhaust brake is shut. today it took almost a mile, then just like that the turbo lights up and we're off.
Going to look at pulling off the pipes and checking the shaft play and such. otherwise going to pull the housing and try to clean it out. Wife will freak out if a have to buy a turbo, (why buy 1 when I could get torque tows as a set).

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post #2 of 7 Old 07-03-2013, 09:35 PM Thread Starter
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well quick check on the vgt actuator linkage tells me that is all moving very smooth and freely.... so what would cause such a delay in the boost, but once going for the day have no more issues even after shutting down and restarting?
I do have a P2262 code No boost pressure-- mechanical

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post #3 of 7 Old 07-04-2013, 08:33 AM
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Check your MAP sensor is not defective or plugged with crap.

P2262 X
Turbocharger/Supercharger
Boost Pressure Not
Detected - Mechanical
This error occurs if the MAP sensor readings are below a
calibrated value for a predetermined amount of time.
engine speed and torque
based table >30 sec
System error, CAC hose,
MAP sensor plugged

this one still worked but was 80% plugged
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post #4 of 7 Old 07-05-2013, 06:42 AM
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^^ This. Also take off and clean your ebp sensor and tube. That is probably what is wrong.

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post #5 of 7 Old 07-10-2013, 01:33 PM Thread Starter
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have not had any issues since I moved the vane actuator back and forth the other night. maybe they were sticking. I will also have to go check/clean those sensors soon.

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post #6 of 7 Old 11-25-2015, 04:57 AM
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Hate to drag up old posts but the same thing just happened to me.

Drove fine stopped and went in store came out left parking lot got on highway and no boost. Finally took off. Just like the OP.

But I just replaced the MAP and EBP sensors in August. Could these have issues in that amount of time?

Searching leads me to those sensors. Anything else to check.

Thanks


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post #7 of 7 Old 11-26-2015, 04:03 AM
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Happened again yesterday same scenario drove it about 45 minutes and came back 20 minutes later. Started fine just no boost for about 3 miles.

Anyone have any ideas?
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