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cylinder misfire

  1. Help!!!! 2004 v6 3.9l Mustang is throwing code p0304 and is running horribly

    V6 Tech
    My car has been running really rough, no power and throwing code p0304 for a cylinder 4 misfire. I have already changed the spark plugs, wires and fuel filter. I am thinking it may be a bad injector?!? When it first started acting up i figured it was my plugs. I was planning on doing them...
  2. Cylinder 4 Misfire ??

    Introductions
    so i pushed my engine pretty hard the other day. soon as i stopped at a red light the engine idle was ROUGH. I got an engine code the day after reading P0304. Cylinder 4 misfire. I checked the wires and sparkplugs, everything gave good resistance readings. could it be my coil packs? Although I'm...
  3. Cylinder 8 Misfire - cracked intake???

    4.6L Tech
    I have a 2000 Mustang GT with 147,000 miles and a manual tranny. Two days ago, my car began to sputter really bad unless over 2000 RPM. I figured it was condensation in my fuel lines because that has happened before. But today the CEL came on throwing a "cylinder 8 misfire" code. I had the same...
  4. Car breaks down, possible cylinder misfire issues

    V6 Tech
    I have a 1996 Mustang V6. This past Sunday my car broke down right after accelerating at about 3000 RPM. I have been experiencing many issues with a cylinder 2 misfire. I have spent almost $400 trying to fix it and nothing is working. When the car was breaking down, the car still ran but the...
  5. Hello everyone. I'm new at this and excited. Ignition problems I think. Please help!

    2.3L Tech
    Hello fellow members :) So here's what's up. I am a new member to this site. I have been using it often lately, though, because I have had some car trouble. I am a relatively new driver and this 1991 mustang 2.3L is my first car. When it runs smooth its an amazing car (standard too), but when it...
  6. 1991 Mustang LX

    Introductions
    Hello fellow members :) I am a new member to this site. I have been using it often lately, though, because I have had some car trouble. I am a relatively new driver and this 1991 mustang 2.3L is my first car. When it runs smooth its an amazing car (standard too), but when it misbehaves, it is a...
  7. 1996 V6 Mustang - Cylinder 2 Misfiring Problems.

    V6 Tech
    I've had the same error repeatedly come up for 10 months. "Cylinder 2/4 to misfire". The common issues are ign. coil, plugs, wires, and vacuum leaks. Ive done the coil, wires, and plugs so far. When it says vacuum leaks, which lines are most likely to cause it? Is there any way to check them...
  8. 1998 3.8 Mustang Camshaft Sensor Problems

    V6 Tech
    Okay I have a Problem with my 1998 Mustang i just bought, and i was wondering if anyone else has ever had the same issues. My check engine light was on and my car slowly started to run poorly. When i idle it would sputter and run hard. Plus around 35-50 mph it would jerk when i accelerated...
  9. 66 mustang V8 289 - Shakes when I hit 60mph but settles at 70mph

    Classic Tech
    I have a 66 mustang V8 289 that starts shaking when I hit 60mph but settles fine when I hit 70mph or higher. It is only from 60 - 70 that it starts shaking. Might it be one of the cylinders? Any suggestions as to how to fix it or what it might be? Thanks
  10. cylinder 3 misfire help!!

    4.6L Talk
    so the other day my intake manifold cracked and leaked coolant so i replaced it yesterday with a pi manifold and everything was good for a bit until i started driving it to my friends house the "service engine soon" light came on and it was shaking alot so we used my friends tuner to see what...
  11. 2005 Mustang V6 Cylinder 4 Misfire

    2005-2010 V6 Mustang Tech
    Hey guys im new here..maybe you guys can help..i noticed my car lacking power and idling a little rough thought maybe i needed an oil change..couple days later the check engine light came on and the car started to rough really bad and seemed to want to stall..MAJOR power loss noticed..scanned it...
  12. 2002 Mustang Cylinder 1 and 3 Misfire

    V6 Tech
    I own a 2002 V6 Ford Mustang convertible, and it just started running real rough lately. I hooked up the computer and it displayed these three codes: P0301- Cylinder 1 Misfire P0303- Cylinder 3 Misfire P1401- Differential Pressure Feedback EGR Circuit High Input I have searched the forms, and...
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