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  1. J

    Rail Pressure low only at temps below 40 degrees

    Truck is a 2003. The rail pressure is about 6000 psi at idle and when running about 70 mph will only gets to about 8000 psi unless I am running about 80-85 then it is at about 15000 psi all while temps are below 40 degrees and the truck runs like crap. If the temp is above 40 I have no problem...
  2. J

    Fuel Rail Pressure Affected By Temperature

    When the temp is 45 or below rail pressure will not get any higher than 12,000 PSI but when the engine starts to warm up the CP3 will rise consistently and after it does the pump will pump whatever you want it too. Fuel pressure is a consistent 18 PSI. The CP3 is an Industrial Injection Reman...
  3. J

    Idle problems

    Got a 2003 Ram 2500 Cummins with NV5600 manual trans, and when I have my air conditioning on coasting down the road with my clutch pressed getting ready to slow down, the truck fluctuates in rpm from 750-900. Have no problems with the ac gets real cold. Also checked my codes at work no codes but...
  4. J

    03 Overheating problem

    Having an overheating problem after I repalced my fan clutch about a month ago. Already replaced thermostat about a year and half ago and the water pump about a year ago. Getting a P0480 and a p0483 codes also. I already know what the codes are because of Smarty and manual. Is there any kind of...
  5. J

    P0341 problems

    I have a 2003 Dodge with Fass Titanium, and TS Performance MP8. Already replaced cam shaft position sensor and checked the wires, and no problem. Ran fine for a week and turned my chip back up and started missing again. Now have a check engine light on for the same problem even after...
  6. J

    03 Idle Problem, & 03 fueling problem

    have an 03 ram 2500 and just replaced fuel return line on the frame. truck has a fass fuel system on it. drove it for 2 days and ran fine. third day idled down real hard and almost cut off . drove it for the day no problem. then this morning cranked it up and shut off a few seconds later and it...
  7. J

    03 Idle Problem, & 03 fueling problem

    have an 03 ram 2500 and just replaced fuel return line on the frame. truck has a fass fuel system on it. drove it for 2 days and ran fine. third day idled down real hard and almost cut off . drove it for the day no problem. then this morning cranked it up and shut off a few seconds later and it...
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