1. P0300 issues, clearing

    4.7L PowerTech V8 Specific Topics
    I have a 2012 4.7l that came up with the P0300 code. I cleared the code with my gauge tuner and it went away. After driving for about a day it came back and the check engine light came back on. I changed the spark plugs and reset the code and it stayed away for a little while but came back on...
  2. low rpm/idle stall, runs rough

    5.7L V8 Specific Topics
    Today my light came on and my truck(2006 Dodge Ram 1500 5.7L mega cab) would drop to low rpm while not moving and sometimes die. The auto parts store read P0032-heated oxygen sensor heater control circuit high bank 1 sensor 1, p0300-random multiple misfire, and p1128 close loop fueling not...
  3. misfire codes!

    5.9L V8 Specific Topics
    so it finally happened. got a p0300, p0302 and p0307. before the light came on, it sputtered going up a slight incline and I thought I heard a corresponding knock. my first reaction was to tell my wife to shut it down and pull over, but it quit as soon as the road leveled out and the engine was...
  4. Multiple codes, runnability issues

    5.9L V8 Specific Topics
    Hi I have a 2000 Ram 2500 5.9 gas. Background on it is I got it 6 months agl and it hadnt seen the road in 2 years. Guy thought the trans was bad. It wasnt. Anyway. It ran horrible so i replaced intake gaskets, plugs, wires cap rotor, distributor and all sensors except MAP sensor. It ran fine...
  5. Misfire, smoke, and rotten eggs

    LD RAM - General Discussion
    Hey guys, here goes my first question, brand new to the forum even though I've been reading it all the time. Today I found my radiator had nearly nothing in it which was causing overheating while stopped in traffic idling. Filled it up again with water because I'm flushing tomorrow and bled the...
  6. missfire with no clues

    2011 Dodge Ram Forum
    I have a 2011 dodge ram 4.7 with 66,000 and I'm having problems with miss fires. They happen randomly with no consistency with p0300 and no other codes. The miss fire lasts about 1 to 3 minutes. So far, I have replaced the spark plugs and my camshaft position sensor and have cleaned the...
  7. Random Multiple Cylinder Misfire p0300

    5.7L (345 cu in) HEMI V8 Specific Topics
    I have a 2011 Ram 1500 with the 5.7 hemi. A couple weeks ago it started to misfire and threw the code p0300 and p0303. The weird thing is that if you switch from off to run a couple times the engine runs fine. Any ideas?
  8. p0300

    5.7L V8 Specific Topics
    Wife drove my truck tonight for about 10 minutes. She informed me about 5 minutes before I was headed to bed that the check engine light came on. Of course I couldn't just go to bed so I checked the code. P0300 random intermittent misfire. What would the most logical explanation for this be...
  9. 2008 4.7 idle @500rpm and random misfire code

    4.7L PowerTech V8 Specific Topics
    About a week ago my check engine light came on. Went home and hooked up the code reader and the code was p0300, random misfire. So I replaced all of the lower bank plugs with news ones from the dealership. Code went away but now it's idling @ 500 instead of the normal 600 and its fluctuates...