get it hot and running rough, take out secondary fuel filter, key on to fill the bowl with fuel, you can watch it and have hand on key to shut it off quick. Trace down the thick push lock wire on passenger side in engine bay, disconnect it and jump power to the wire going away from the cab, towards the starter...
Full Answer
Does your 2005 F250 have a rough idle?
My 2005 f250 6.0 has a rough idle usually only when warmed up and driven around. Also has a bucking problem, only when in overdrive (between 45-65) around 70 it ain't as noticeable. But if lay the pedal down, it doesn't buck but it sound funny.
What are the most common problems with a PowerStroke?
The 6.0L Powerstroke is known for having major problems. Most of these problems originate from the factory design. The new EGR emissions system that was introduced to meet emissions standards at the time, is a big contributor to the 6.0s frequent problems. Head studs provide inadequate clamping force so blown head gaskets are common.
Why is my Ford Ranger running rough at idle?
There is one more thing to consider, you could have a Cam or Crank sensor issue that is worse at idle. If you intermittently get a bad Sync signal, it will again cause the FICM to fire intermittently creating a rough idle. However, I would expect this to continue at all RPM.
What causes a Powerstroke engine to overheat?
Excessive heat from the engine and vibration can cause the FICM to overheat or fail. This occurs because the FICM is located on the side valve cover of the Powerstroke engine. Cold starts impact the FICM negatively by causing excess voltage to be drawn.
What would cause a 6.0 Powerstroke to run rough?
Your engine's fuel pump pulls the fuel from the tank to the injectors. When the fuel pump clogs or becomes severely dirty, the system will not get enough fuel, causing rough idle, slow acceleration, sputtering or stalling.
What is the biggest problem with the 6.0 Powerstroke?
Head studs provide inadequate clamping force so blown head gaskets are common. Other 6.0L Powerstroke problems include HPOP failure, injector stiction, FICM failure, and clogging oil coolers. Fortunately, once these problems are addressed, the trucks are much more reliable. Some of these problems can be avoided.
What are the common problems with 6.0 Powerstroke?
Five Common Problems With the Ford Powerstroke 6.0L EngineHead Gasket Failure. The problem with the Powerstroke's head gasket boils down to the torque-to-yield or TTY head studs. ... FICM Failure. ... Oil Cooler Problems. ... EGR Cooler Failure. ... EGR Valve Failure.
Why is my powerstroke blowing white?
If noticing excessive white smoke when removing the oil cap, it may be an indication of excessive crankcase pressure. Problem: 'Blow-by' is when fuel, air, and moisture are forced past the cylinder rings into the crankcase.
What years are Ford diesel engines to avoid?
The 2003-2007 Ford Super Duty 6.0L may be the worst diesel truck of all time. The 6.0L Powerstroke is infamous. The engine is so bad that Ford and Powerstroke parent company Navistar were engaged in a serious legal battle.
How long does a BulletProof 6.0 last?
But they will give you a solid 50,000-80,000 miles, especially with proper fluid changes. A Ford oil cooler is ~$300 and labor at 10 hours is ~$800. Needless to say, you can do a lot of Ford oil cooler changes for one Bulletproof oil cooler.
How much does it cost to rebuild a 6.0 Power Stroke?
On average, the cost of a 6.0 Powerstroke diesel engine rebuild is going to be around $7,500. Or, if you choose to get this engine rebuilt from a parts kit, a parts kit will cost you about $2,165 on average. What is this? Further, it will cost an average of around $1,320 for labor.
Are 2006 6.0 Power Stroke a good engine?
The 6.0L is a good engine when it is running properly. It has one main failure that is commonly overlooked and is the cause of most of the big issues this engine has. The oil is the life blood of the 6.0L diesel as the injectors are hydraulically actuated using engine oil to drive them.
What does it take to BulletProof a 6.0 Power Stroke?
The fine folks at BulletProof Diesel define 6.0L Power Stroke as being "bulletproofed" when it has at least four of the five main problem areas addressed. These five areas are: Oil cooler, EGR cooler, head studs, fuel injection control module (FICM), and water pump.
What does GREY smoke from a diesel mean?
Gray or black exhaust smoke in a diesel engine could be indicate several problems: Wrong grade of fuel used. Clogged air filter. Improper timing. Overheating engine.
Is black smoke bad for a diesel?
Black smoke is partially-burned fuel. An engine that's running properly will burn all of the diesel fuel completely, making CO2 and water. So black smoke means something is causing the fuel to not burn completely.
Can faulty injector cause white smoke?
A Faulty Fuel Injector Without getting too technical, the injectors that deliver the fuel to the combustion chamber can leak or become stuck in the open position. This means too much fuel in the engine that needs to burn off and be expelled. This is seen as gray or white smoke from the exhaust.