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2009 - 2014 F150 - 2013 5.0 cylinder 5 misfire P0305 - Working on a 2013 5.0 F150 with a friend from work. It has a P0305 cly 5 misfire, which did not move when we swapped coils. Compression test shows all cylinders within 5%.Disconnecting the plug on the coil makes no change in the idle - it's missing continuously....Maintenance Shop - 2006 Ford F150 5.4 Bad Misfire, Shaking, Bad Acceleration - i have a 2006 ford f150 5.4 that i have been battling for a year. It misfires badly when accelerating after 40mph. ... Any scanner that will give Mode $06 test results will give cylinder misfire count during current drive cycle - AND - total for last 10 drive cycles ...2004 - 2008 F150 - 2006 ford f150 misfire/poor accelleration fixed - It seems alot of people are having the same problem I had which I have resolved. So I thought it would be a good idea to post this to possibly save people some money. Mine started out as a misfire problem which I first changed the plugs.P0308 is a fairly common trouble code with the Ford F250. It's and OBD2 code and means that a misfire has been detected in the 8th cylinder in the firing order. You should only be seeing this code if you have an engine with at least 8 cylinders. So, it's mostly a code for V8+ engines. P0308 is typically caused by bad spark plugs, plug wires ...2004 - 2008 F150 - Cylinder 8 misfire. Running out of ideas!! - Just got my F150 about 2 weeks ago. Replaced the sparkplugs, which required me to buy the removal tool, and the coil packs. The wires were fine. Took it back to the shop for a scan and read Cylinder #8 misfire. Changed the coils around and still cylinder...The Ford F150 is one of the most popular and powerful trucks on the market. It has been a staple of American roads for decades, and its reputation for reliability and performance i...Without knowing more about the truck, I'd have to try a compression test. 4.6L 3V - 2009 F150 4.6 misfire - I changed out spark plugs last night and the engine light came on and engine runs bad. I took to auto zone to get the codes read and received the following: P0307 Cylinder 7 misfire and P0207 Injector circuit open -Cylinder 7.The oblong cylinders were mainly 3 and 4. Try moving the cop on cylinder 8 with another cylinder and see if the misfire follows. If not then try moving plugs, then injectors. If none of those have an effect, try a compression test. There have been some that have had a cylinder 8 overheating issue, but that was more common on the Mustangs.2009 - 2014 Ford F150 - 2014 5.0 misfire - Hello, i have a 2014 f150 5.0 that developed a misfire code for cylinder 8 about 3 months ago. At the time I swapped coils to see if the code changed. It stayed the same and I progressed to change the spark plugs next and the misfire code came back. I took it to 2 shops and...2009 - 2014 F150 - 2014 f150 5.0 misfire please help - Hey guys. Ive got a 2014 f150 with the 5.0. It has a slight misfire. I took it to a shop. He says 3 and 6 have a misfire code. He said it's intermediate so he was thinking a vacuum leak. I had the spark plugs changed last week. Didn't do the coils though. The main...1997 - 2003 F150 - Cylinder 1 misfire - I've had quite a bit of experience changing COP's in the last couple of years. My 4.6L '03 Screw (130k mi.) has gone thru about 5 of them. Also replaced the original plugs about 5k back. However, I have a problem that now appears to be something other than plugs or COP. I have...2004 - 2008 Ford F150 - Misfire after new plugs - I just got don't changing my plugs for a 40/50 mph stutter miss. After I got done (5 out of 8 broke) I got a check engine light and cylinder 5 misfires (if it ever fires much it is hard to tell) I tried the old spark plug, and changed coils with a different one and...1997 - 2003 F150 - 1999 5.4 misfire - I have a 1999 Ford F150 with the 5.4 motor . the truck has 180,000 miles on it.About a week ago it started to misfire under a load.The check engine lihgt finally came on with a code of misfire on cylinder #1.I changed the coil pack on that cylinder with no change.Then i swapped...1997 - 2003 Ford F150 - Misfire in cylinder 4 and 6 - Ok guys, I have 2 fords. My f150 and an explorer. My explorer (wife explorer) is giving me problems. The explorer forum sucks and i get no help from them. If you guys would be so kind to help that would be appreciated. 2006 Explorer, 4.6 engine 141 k miles.The FIXD wireless OBD2 scanner and free app for iPhone and Android translates your check engine light into plain English so you can rest easy. In this video,...1997 - 2003 F150 - Cylinder 5 misfire - Hello, I have a 2003 F-150 with the 4.6l v8. It has just over 150,000 miles on it. Today it started missing on cylinder 5. Had my mechanic put 8 new coils, plugs, and boots not 8500 miles ago when I got it. I was gonna start with replacing the coil and boot.Cylinder #8 Misfire Detected. What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. ... Stumped My father-in-law has a 97 Ford F-150 with the 4.6 VIN W (non-COP Ignition) engine with 188,000mi. on the body and 1000mi. on the engine. I recently rebuilt this ...swhite005. 1997 - 2003 F150. 6. 12-19-2005 07:42 AM. 1999 to 2016 Super Duty - Engine misfire cylinder 5 and now 7/8 - Alright so I had the worst luck these passed couple days, truck started running like crap 3 weeks ago (misfiring), long story short FINALLY got the p305 code, So I popped on a coil pack on cylinder 5, but when I took the coil ...The engine runs good, no hesitation, just intermittent misfire. 8 Cylinder Engines - 89 f150 5.0 misfire - I have a 1989 Ford f-150 5.0L engine manual transmission. I recently had a no spark condition. The vehicle had the original high pressure fuel pump so I replaced that and the fuel filter. Unrelated but needed replacing.Posts: 6,631. Likes: 234. Received 1,208 Likes on 969 Posts. P0308 is a cylinder 8 misfire and p0316 is the pcm detecting a misfire shortly after startup. what …After changing everything externally related to #8 cylinder, it still sent "misfire code." Compression check revealed #8 to be about 30psi weaker than other ...The 2015 Ford F-150 is available with truck beds in 5.5, 6.5 and 8-foot lengths. The bed is approximately 80 inches wide, including the sides of the bed itself. Only certain truck ...Re: Misfire on acceleration 2002 F-150 4.2P0307 definition: Cylinder 7 misfire detected. Issue Seve Replacing a bad vacuum line may resolve the misfire or help the engine run better. 3. Disconnect the fuel injectors one at a time and look for a change. If you’re still having trouble finding the misfiring cylinder, … 2001 F-150, 5.4 cylinder 8 misfire help. 2009 F150 Cylinder 7 & 8 misfire issue. Hello all, Truck info: 2009 Ford F150 XLT 2WD 5.4L 75K Miles. I am new to the site and just needing some help if … It began with misfires at cylinders 5678 along with lean c

P0306 #6 Cylinder Misfire. Okay, 5 minutes into my drive to work I'm merging on to the highway and gradually go wide open throttle. Transmission was in fourth, downshifts into third and then as I go further into the throttle it goes down into second and once the RPMs hit about 5,000 power cuts out, CEL starts flashing and everything goes to ****.03-15-2010 08:48 AM. 9. 08-23-2009 08:45 PM. Tags. 1997 - 2003 F150 - Cylinder misfire '98 F150 4.2L - One more question guys: I have been pulling a code for a little over 1 year now thats showing a Cylinder #2 misfire. I don't notice the miss, so its not missing hard. I pulled the plugs, regapped them, then replaced them, with no change.2006 FORD F-150 5.4L 3V Triton Multiple misfires was created by garypuppet1. I have a 2006 Ford F-150 XLT 4X4 5.4L 3V TRITON with 128152 miles. It had a misfire under sever load. I ran an Actron diagnostic tool on it and it diagnosed cylinder 8 misfire P0308. I decided because of its miles it was time for a tune up.Seemed to have found the problem! 2004 - 2008 Ford F150 - 2006 F-150 5.4L constant misfire fixed!!!! - Ok guys, this is a log of my misfire nightmare. Truck has 122K miles We were driving home from Oklahoma to Dallas Texas and once we hit grapevine the truck started idling VERY bad. We limped home and went to bed.Code Tech Notes. The P0308 code means that cylinder #8 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder #8. If the problem persists more tests need to be done to diagnose the problem. See "Possible Causes" for the most common problems.

Besides the usual plug or plug wire problems it could be an injector but there is one thing that they may be overlooking. The EGR ports in the lower intake are probably clogged up. This can also set a misfire code and sometimes not even feel the miss. One other thing is to check and see if the PCM has an update calibration for an erroneous ...1997 - 2003 Ford F150 - Misfire on cyl 8 - Truck is a 97 f150 4.6 vin W. Ok guys, a little back story. The truck would misfire on cyl 8 about a month or so ago and I found the new plug wire was out. Checked and made sure the plug was tight, it was. Hm, must've not put it on right.I have a 2008 F-150 5.4L V8 with 295000km. First the truck started shaking and losing power at about 100km/hr, I got a P0304 cyliner #4 misfire code. I switch the coils between #2 and #4 cylinders to see if the problem would follow, And it did so replaced the coil on cylinder #2. Then, the truck starting shaking again and the code reader told ...…

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