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2008 4r100 4x4 6.0 6.0 advice 6.0 diesel 6.0 powerstroke 6.0l 6.4 6.4l 6.7 7.3 7.3 powerstroke 7.3l alternator battery boost brakes bumper chip cold start coolant crank no start crew cab delete diesel dpf dpf delete dually edge egr egr cooler egr delete egt electrical engine excursion exhaust f-250 f250 f350 ficm for sale ford fuel fuel pressure fuel pump gauges h&s hard start head gasket help hpop icp idm injector injectors intake ipr king ranch lariat leak lift lifted mpg no power no start obs oil oil cooler oil leak parts pcm performance power powerstroke problem problems programmer rims rough idle sct shocks smoke spartan steering super duty suspension swap tires towing trade tranny transmission tuner turbo turbo 6.0 wheels white smoke wiring
  1. 6.0 Motor problems
    I've been having a CEL for P0401 coming on since I bought this truck in 2018. 03' f250 w/ 6.0 @ 147,XXX miles. CALIFORNIA truck. NOT deleted. SHould theoretically pass minus the CEL for P0401. The truck runs great now. No major known issues currently. I've replaced EGR valve, bulletproof EGR...
    6.0 california egr p0401 smog
  2. General 6.7 Discussion (2011-2016)
    Just had the check engine light come on. Checked with my scanner p0401 exhaust gas recirculation flow insufficient detected. Truck has no noticible driveability issues. No leaks or coolant usage. Just noticed more frequent regens in the past few months. Truck has 32500 miles, 1313 engine hours...
    delete egr egr cooler p0401
  3. 6.7 Motor Problems (2011-2016)
    *New Power stroke Owner* Just purchased a used 2011 F250 Lariat with the FX4 package, 110,000 miles this past Saturday. On Monday the CEL came on throwing 3 P0401 codes "exhaust gas recirculation flow insufficient detected." The truck seems to be running fine, all gauges are normal. I've got a...
    6.7 cel egr p0401
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