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92 ford f350 turbo diesel 7.3L surges and then dies


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bratt
06-17-2006, 03:53 PM
i have a f350 turbo diesel. its a 92 7.3L motor

i checked the intake where the air filter is and theres a bit of oil in there from the turbo
at like 3 to 4rpm i believe the turbo is spitting oil in the intake and then burning it off out the pipes and yeah its making my truck surge and die

do i need to rebuild the turbo?

yotermanic
06-20-2006, 11:09 PM
Are you sure about the year on that truck? If it's a 92, what turbo set up was added? Also, how often does it die, does it die hot or cold, does it sputter or just stop? We need input!

bratt
06-20-2006, 11:18 PM
well it sputters when it starts burning the white smoke stuff which im almost sure is oil from the banks turbo

its a 92 banks 7.3L turbo setup

i found the oil return line today under the intake manifold tomomrrow i'll try to take it off and check it for restrictions. theres alot of oil in the turbo and intake manifold

JL Nance
06-25-2006, 03:55 AM
I think you need to check information on the Cam Position Sensor. Your problem sounds like it may be in the last throughs of life before it goes out.

I know the 95-97 7.3 PowerStroke diesel has a reputation for them going out. That could explain your engine surging and going dead.

When this happens, can you crank it right away or do you have to wait a while before it will crank?

bratt
06-25-2006, 02:22 PM
it starts up fine if i dont surge it and stall the motor

i dont think its the cam position sensor

and well the truck idles perfectly and can run all day if left running at idle

only when i start reving the motor up to higher rpms do i get white smoke and the motor surging and stalling

catsfan1998
06-25-2006, 03:54 PM
First thing a 92 7.3 does not have a cam position sensor as it is fully mechanical. Second, this sounds like it may be the metering valve in the injector pump is sticking. Try a GOOD fuel treatment like Stanadyne blue label. If the valve hasn't stuck too bad it might free it up.

bratt
06-25-2006, 08:04 PM
i have 2 tanks and 2 pumps

both tanks do the same thing!

JL Nance
06-26-2006, 11:07 AM
i have 2 tanks and 2 pumps

both tanks do the same thing!

If you 92 is like my 97, the electric fuel pumps from the fuel tanks supply fuel to the injector pump. The previous comment by catsfan1998, about the injector pump metering valve, may indicate your problem. Worth giving it a try.

On the other hand, my 97 has injectors that act individually as the injector pump for each cylinder. But, I think yours still has a central injector pump that supplies the injectors.

THANKS!!!

catsfan1998
06-26-2006, 07:08 PM
Unless somebody has added them, a 92 does not have electric pumps. It will have one mechanical pump on the engine. I didn't mean this pump, the metering valve is in the injector pump. Also j l nance has a Powerstroke engine. They don't have injector pumps but have unit injectors. My brother had a 92 that would miss and smoke at near full throttle. We were told the metering valve was the problem. If the problem occurs with both tanks,that pretty well eliminates anything in them. Another thought, double check to make sure you don't have any air getting into the supply side of the injector pump(loose clamps holes in lines,etc). That sometimes can cause problems. Thanks.

JL Nance
06-27-2006, 10:32 AM
Unless somebody has added them, a 92 does not have electric pumps. It will have one mechanical pump on the engine. I didn't mean this pump, the metering valve is in the injector pump. Also j l nance has a Powerstroke engine. They don't have injector pumps but have unit injectors. My brother had a 92 that would miss and smoke at near full throttle. We were told the metering valve was the problem. If the problem occurs with both tanks,that pretty well eliminates anything in them. Another thought, double check to make sure you don't have any air getting into the supply side of the injector pump(loose clamps holes in lines,etc). That sometimes can cause problems. Thanks.

Sorry for the misunderstanding. He said he has two tanks and two pumps. Typically, a truck with two fuel pumps, has electric pumps. Maybe he needs to clarify that?

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