Change the fuel filter and clean out water trap if fitted ,bleed the system so no air remains, Check out the glow plugs and replace if faulty. check the air filter replace if blocked ,If it still runs rough have the injectors serviced.
SOURCE: need a wiring diagram for 2006 f-series super duty 250
Ford sells a wiring diagram book, really detailed, about $35
SOURCE: 1999 Ford F-250 Super Duty 6.8 liter v10 is
You'll have to drain system down when cooled off, remove any brackets in your way such as power steering reservoir holding bracket, then remove 2 bolts holding the housing, and remove it. Rad hose should be o.k. to leave on, but if it creates a problem, remove it as well. I'd install a new thermostat and "o" ring complete,then a new gasket as well. Clean all surfaces well before re-installing. Replace any bracket(s) you removed to access housing, after housing is installed. Remember, air valve on edge of thermostat goes in 3 oclock position when re-installed. Also a reminder as well, spring on thermostat goes down when re-installed. After all is re-assembled, re-fill coolant and start engine and run with heater on to bleed out all air. Leave rad cap off and pay attention to temperature gauge and when you see it getting to normal operating temperature, watch flow in rad for increased flow, indicating thermostat opened and coolant is circulating properly. Wait until you see that flow increase 2 or 3 times, and air should be out of system, and top up coolant in rad, put cap back on, and check that return bottle is at proper level as well. Keep an eye for any leaks, and re-check return bottle periodically for first little while, just to be sure all is good. Note: some only use the "O" ring as a seal, and no gasket is required, but just check that at autoparts place where you get part.
SOURCE: 2000 ford super duty 7.3 diesel will not cold start
you need to have the engine coolant switch
checked,since the computer relies solely on sensors,the ect tells the computer how cold or hot it is so the
computer will make it a rich or lean mixture to start the engine,if it tells the
computer that it is 75 degrees the computer will lean the mixture like starting
a car in the winter without a choke.
SOURCE: WHERE IS THE FUEL FILTER ON 2006 F-250 SUPER DUTY?
it is located on the top of the engine in the center. It is round and has a black top. There will be 2 of them one smaller is an oil filter the larger one is the fuel filter.
SOURCE: I need a fuse diagram for my 2000 Ford F 250 4x4
under hood is the 2 nd fuse box the first 4 small fuses towards front are all trailer light fuses ck them
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