2015 - 2020 Ford F150 - Misfire can't diagnose - 2015 5.0 v8 - Only sign is misfire was check engine light. Never noticed anything different. Codes said random misfire, misfire cyl 4, misfire cyl 7 ( p300:00-28, p0304:00-28, p307:00-28) replaced cops and spark plugs with motor craft . ... The misfire codes are subject to Ignition issues, fuel ...There are quite a few things that can cause the P0308 trouble code to trigger the Ford F150. Here are the most common problems that may cause it. They are presented somewhat in order from most to least likely to be causing the code: 1. Bad Spark Plugs– Spark plugs are one of the most common causes … See moreMaintenance Shop - 2013 XL #8 cylinder misfire - Greetings! New F150 owner here, and I'm starting off with a rough patch that came with the vehicle. I have a 2013 F150 XL v8 5.0 and am getting a misfire code on cylinder #8 (random, not consistent). I have read several posts about similar issues and am trying to narrow...26 May 2020 ... The codes mean the computer is seeing a random misfire(p0300) and cylinder 8 misfire(p0308). Usually it ends up being the intake manifold ...Re: 4.2L V6 Misfire Mystery. by F150Phule » Fri Oct 21, 2011 5:12 am. What brand of plugs did you install. Bosch plugs don't seem to work well with these motors 99.9% of the time. Not sure why but these motors are finicky when it comes to plugs. Stick with Motorcraft, Autolits or Denso iridium plugs. I put in a set of Bosch a few years ago ...2020 f150 replaces plugs coils injectors at dealer can't fix the problem it's a cylinder 6 misfire doesn't throw a code comes up when they data log it this is the thing that people are told it's the 10 speed trans looking for a gear it is not it's a misfire that ford does not have a fix for 2018 to 2020 coyote gen 3 love my truck but this drives me crazy only 8 k miles on truck doesn ...Maintenance Shop - Misfire, rough idle, shaking when driving, loss power - So I'll start off by saying I have a 04 f150 wit a 5.4. A week ago on way to store my truck started shaking when I stepped on the gas nd when I lifted it went away, but had no power. Then few days later the check light came on and it says...Reasons for F150 Misfire Symptoms. Quick Fixes to Try Out. Bad coil packs issue. Replace them with a new one. Faulty or loosen up spark plugs. Repair them. Dirty fuel Injector Issue. Clean it using a liquid solution. Internal engine defects including pistons & rings, cylinder head, and timing belt.2012 F-150 Platinum Ecoboost 108,000 mi Intake and chipped. ... Then, if the misfire continues, swap the the coil of the misfiring cylinder with another cylinder. If the misfire follows the swap, you can assume the coil is the source. ... F150Ecoboost.net is the best Ford F150 Ecoboost Forum with discussions on 2011+ F150 Ecoboost Trucks ...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.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.The first thing to know is that you will get a code that will signify you have a cylinder 4 misfire problem. The code will be P0304. If the coil packs, plugs, or wires need to be replaced, check and test the ignition system components close to the cylinder. One of those three items is the issue. In that case, you must switch the coil pack, wire ...This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model. A P0308 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. In this case it's cylinder #8.OBD II code - misfire on cylinder 8 1997-2006 Expedition & Navigator 1997 - 2002 and 2003 - 2006 Ford Expedition and Lincoln Navigator Discussion Community Links1997 - 2003 Ford F150 - 5.4 Missfire in cylinder 7 Need help! - Hey guys i have a 2002 f150 with the 5.4 with a misfire in cylinder 7 i changed the plug, the coil pack and injector and its still misfiring I dont know what to do. It idles rough and has no balls when i accelerate. My check engine light flashes. I am...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, …Code says misfire on cylinder 8 and running lean on bank 2. I just replaced all 8 plugs not even 2,000 miles ago. I believe the lean code is due to an exhaust leak where the exhaust manifold connects to the pipe, its only about 3" in front of the O2 sensor because ive had that problem before on the oposite side and i was able to fix it.28 Jan 2018 ... If a cylinder is more than 10% different in compression than the other cylinders, then it's almost certainly a blown head gasket ( ...11 Feb 2017 ... Today we have a 2001 Ford F-150 Pick up truck with a check engine light on. In this video we will used our MaxiScan OBD2 Code Reader to find ...Code P0301 Ford Description. Misfire is defined as a lack of combustion in a cylinder due to the absence of a spark, incorrect fuel metering, low compression, or any other cause. When a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the Crankshaft Position ( CKP) sensor signal to vary, the …2004 F-150 Misfire. I need some help. I own a 2004 5.4L 3V with 119,000 miles that has developed a mis in cylinder 1. The miss is only intermitent and only at idle while in drive, always at a red light. The pending code is P0351. After I got the code the first time, I changed the COP. A week later the mis came back.Once the oil has been changed in a Ford F150, if the oil change indicator light on the dash does not reset on its own, then the light should be manually turned off by resetting the...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...1997 - 2003 Ford F150 - 1998 4.6 liter misfire #5 cylinder - i need advice on an intermittent problem. truck is a 98 f150 4x4, 4.6 liter, automatic, 131,000 miles. have had an on-again/off-again misfire since 11-08. the c.e.l. has only came on two times for the problem. once in 11-08, and once on 02-12-09. always...Mar 20, 2008 · 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.Dec 15, 2008 · 1997 - 2003 Ford F150 - Cylinder 1, 3, & 8 misfire (Please Help) - Okay, thanks to ebxgsxr I purchased a code reader on eBay to help me figure out why my truck still has a miss. It was easy to use but the codes I received from it are troubling me. I got: P0301 - Cylinder 1 Misfire Detected P0303 - Cylinder 3 Misfire...Nov 19, 2014 · A clogged fuel filter in a Ford F-150 or F-250 truck will cause its engine to sputter and misfire. Replacing the filter should help sort the misfiring problem, but if misfiring persists it can also indicate a faulty fuel injector. Damaged fuel lines cause the engine to misfire and can possibly start a fire in the engine.If you’re in the market for a used Ford F150, it’s important to know what to look for when searching for one near you. The Ford F150 is one of the most popular pickup trucks on the...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 ...6 Fixes for Your Misfiring Truck. A misfiring engine robs you of power, and fuel economy, not to mention all the unburned hydrocarbons polluting the air. Check these simple things and be back running on all cylinders in no time. December 28, 2016. NEXT. BACK.Running like new now. 2004 - 2008 Ford F150 - 2006 f150 4.6 misfire / rough idle - The problem originally started happening when I was getting low on gas - very rough idle and hesitation on acceleration. Thinking it might possibly be fuel related, I filled up and after a minute of running it went away. A week later the same thing happened...Re: 2006 Ford F-150 5.4 ; Cylinder Misfiring. by Big Screen D » Thu Apr 21, 2011 11:56 pm. Double check that the COP is fully mated to the plug. If no go, pull the plug. It is either a bad plug, cracked porcelain, not tight, has liquid in the well, or has to much anti-seize on the electrode shield and has fouled the plug. mmhyson.2002 F-150 Misfiring & rough idle. I recently picked up a 2wd 2002 F-150 with a 4.2l V6 that has just over 300k miles and need some help. The CEL is on and I'm getting P1131, P1151, P0316, P0305 and an occasional P0301. It has a very distinct misfire from around 1,000 rpm and smooths out between 1,500 & 2,000 rpm, the idle rpm occasionally ...Cylinder #2 Misfire Post by 56Oval » Thu Jun 16, 2005 3:38 am Big thanks to everyone on this forum for the previous posts about the coil over plugs going bad. '99 Expedition w/5.4 started idling rough and stuttering/hesitating really bad at about 1500-1900rpm.2004 - 2008 Ford F150 - Misfire, no codes - My 2006 F150, 4.6 L started misfiring and hasn't thrown any codes for it. ... But it can be your friend through it's OBD reports Mode 6 report contains misfire count (per cylinder) on latest AND last ten driving cycles, freeze frame data and lots of other helpful stuff to aid in trouble shooting ...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 …2007 f150 5.4 triton rough idle getting code 303 cylinder 3 misfire,mechanic changed coil pack,new plug ,injectors checked out ok.miss occurs at(NNN) NNN-NNNNrpm range ,cant figure out problem motopr …Re: Cylinder 6,7, and 8 Misfire, and Smoking. by 3FOX » Thu Jul 09, 2015 5:27 am. Your metrics shows when the three cylinders are not firing. The fuel trims lean out, the cylinder head temps goes too cool, the idle slows and the code 1152 tells you the Ox sensor detects the rich mixture. This is why you smell raw gas in the exhaust.Primary causes of engine cylinder misfires include loss of compression, an unbalanced air or fuel ratio, a loss of spark and a malfunctioning fuel injector. The misfire occurs as a...The #8 cylinder sets under one of the air conditioning hoses, the one that sweats. That has been a common problem on the earlier 5.4l from what I have read. The moisture drips straight down on the #8 COP. I think to fix this people have wrapped the line with something to redirect the condensation.2004 - 2008 Ford F150 - 5.4L Random Misfire Under Load - Hey all, I know this topic has been discussed before but I need some help. I have a 2005 Ford F150 Ext Cab 5.4L 3v 4x4 with 149k on it. At approximately 45-50mph, in overdrive, if i lightly accelerate, the engine misfires and the truck...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.Garage & Workshop. 29. 10-21-2007 07:46 PM. 1987 - 1996 F150 & Larger F-Series Trucks - 5.8 Misfire blunder (take two) - Greetings and salutations! I've been working on my 1995 F-350 5.8 and have been scratching my head trying to fix a misfire. I bought the vehicle in November in town and drove it home about 10 miles away.P0304 is a cylinder-specific misfire code, meaning only your F150's fourth cylinder has a misfire. Before you can even diagnose P0304 in your truck, you need to find the fourth cylinder's location. On "V" configuration engines, it'll usually be the second cylinder on the head further away from the front of the engine.General F150 Discussion - Misfire in #5 cylinder, no compression - I have a 1999 F150 4x4 V8 Triton engine. My engine light came on...I went and got it tested and was told it was a misfire in the #5 cylinder. Since then I replace all the plugs. I seafoamed it and also replaced the engine coil, oil change, and new...Code P0308 2001 Ford F150 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 ...Ford F150 P0308 Missfire CodeThis is a 2010 with a 5.4L engine. You Never know what you are going to find until you take it apart.I do beleve that it had the...As the title said, I have a 98 F150 4.2L with code P0301 Clynder 1 Misfire. This is what I have done so far. New plugs, coil pack, plug wires, TPS, EGR, EGR Vaccum control regualier, DMCP, canister, all of these parts are new and was bought from the ford place. Have taken the egr value, and egr value bracket off to see if carbon blockage was ...I have a 2005 f150 4.6L V-8. I recently had a misfire reading in cyclinder 8. I replaced the spark plug and there was oil on top and around the spark plug and boot. I cleaned it up, replaced the spark plug and it worked great for about an hour. Then it started misfiring again. I did the same process again and same result.1. Replaced plugs and wires with Motorcraft factory replacements. (The plug in cylinder 8 was the worst of all covered in black gunk.) 2. Had a 3 part fuel injection service performed on the vehicle. 3. Replaced the fuel filter. 4. Replaced both ignition coil packs.1. Bad Cam Phaser: One of the most common causes of a multiple-cylinder misfire on an F150 is a failing cam phaser this has been a known problem for years …2004 - 2008 Ford F150 - Cylinder 7 misfire - 120k miles. Running rough - found a cyl. 7 misfire code. Bought a spark plug and ignition coil. When I pulled the coil I found that the plug cavity was semi-full of water. wtf kind of design is that? Vacuumed it out and blew it dry with compressed air, then drove it around...2002 F150 5.4 Sputtering/Misfire. by tjnevil » Mon Oct 04, 2010 5:07 am. My truck started sputtering on the way home from work stoped off at Autozone then the engine light came on. AZ code read misfire #4 cylinder. So I then went across the street to O'Rielys to buy a coil. The plugs were changed 10,000 miles ago so I did not buy one.by williamscl5 » Tue Jul 29, 2008 5:37 pm. Yes, all the injectors are the same just like the plugs are. No reason you can't swap the injectors but I would make sure that the plug on #6 is firing first. You need to vent the fuel rail pressure before removing the rail. After that, the injectors just pop in and out.2009 - 2014 Ford F150 - Low compression 5.0 V8 - Truck has been running at low RPM with a random hard start. It tossed a P0230 code. I thought it was going to be a fuel pump issue. Ran a compression test and this is what I got. 5% low on cylinder 7. Freaking out that this is going to be a serious concern.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 7.2015 - 2020 Ford F150 - Cylinder #1 Misfire (P0301) - Just passed the 7th Anniversary on March 31st with my 2015 Platinum Ecoboost. Love this truck, custom ordered it in January 2015, my name is on the window sticker. Currently we have 152k on the clock, very few issues that were not easily and cheaply diagnosed with...2004 - 2008 Ford F150 - Cylinder 5 Misfire, Have Tried Different Solutions, 5.4 3v - Good afternoon, I have a 2004 F150 FX4 with the 5.4 3v engine. Anyway I have a misfire on cylinder 5 as that is what my scanner tells me. A little backstory: I purchased this truck about a month ago. Everything was working fine, took...The time now is 02:21 AM. 2015 - 2020 Ford F150 - 2016 5.0 Mystery Misfires - Hello f150forum members... Hoping to get some ideas on the following, but first here is the quick history of my f150, that is turning out to be a real pain in the *****. It is a 2016 XLT, 5.0 screw. At about 5000km (about 3100 miles) the entire engine (long block)...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,...Ford Truck Enthusiasts Forums. Super Duty/Heavy Duty. 1999 to 2016 Super Duty. 6.8L V10 misfire. 1999 to 2016 Super Duty 1999 to 2016 Ford F250, F350, F450 and F550 Super Duty with diesel V8 and gas V8 and V10 engines. Sponsored by:Cylinder misfire. Hello! I am the happy owner of a 2017 Ford F-150 XLT 5.0L. Last weekend, during a weekend trip, the check engine light turned on, solid. It stayed on until I filled up the tank the next day, at which point it turned off. At no point while the light was on did I feel anything being off with the truck.Misfire in cylinders 1 & 3. Any help would be appreciated. I have a 2016 f150 3.5 ecoboost, 108,000 miles. Changed timing chains, tensioner, guiders, cam sprokets. truck ran perfect before I did this, just did the work because the front plate was leaking oil. With everything back together, the truck ran fine in the garage for 10-15 mins.I have a 2010 Ford F-150 truck with a 5.4L V-8 engine with about 130,000 miles. Recently, upon cold starts the engine ran very rough, missing, initially. After 3-4 minutes of warm up it seemed to be running normal. The engine light was always on when this occurred. Took it into the shop. Diagnosis was that cylinder # 8 was misfiring.Misfire in cylinders 1 & 3. Any help would be appreciated. I have a 2016 f150 3.5 ecoboost, 108,000 miles. Changed timing chains, tensioner, guiders, cam sprokets. truck ran perfect before I did this, just did the work because the front plate was leaking oil. With everything back together, the truck ran fine in the garage for 10-15 mins.Sep 11, 2018 · P0302 in the Ford F150 is a common OBD II trouble code. It indicates that your truck’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your F150’s check engine light to come on, you shouldn’t drive your truck at all. Repairing P0302 should be considered ...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...I am experiencing misfire cylinder 1 (P0301) on my truck. (2013, 6.2L, CrewCab, 25K miles, all stock) Problem always happens under heavy acceleration when RPM exceeds 4000. Check Engine light goes blinking. Engine hesitates for a minute and then returns to stable run until I accelerate my truck again. Idling and running at low RPM is fine.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,...first thing, this 3.5 eco Boost is in my wife's 2016 Ford Expedition, I can't imagine they are that different between the truck and suv version. P0300- random misfire detected. P0303-cylinder 3 misfire detected. P0305- cylinder 5 misfire detected. this happened while trying to pass someone.This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model. A P0308 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. In this case it's cylinder #8.by v-king » Tue Sep 02, 2008 4:27 am. I've got a problem with rain water/carwash causing Cylinder #8 misfire. According to my mechanic it's a fairly common problem on a 98 f-150, however I couldn't find a single post with this issue. This is the second time it's happened in the last two moths.2013 5.0L misfire. My 2013 F150 5.0L with 120K miles is frequently giving me a P0307 code. Occasionally I can go a few days without the check engine light coming on, at other times, it happens daily, and sometimes as much as 2 or 3 times in a day. I have tried replacing the spark plug, the ignition coil, and the fuel injector (all genuine Ford ...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,...Step 8 - Install the new plugs. Discard the old spark plug and take out your new one. The spark plug below has been pre-gapped so no gapping is necessary. If you do need to gap your plugs, check your emissions label under the hood. You can pick up a gapping tool at any auto parts store.P0302 is a code associated with a misfire on cylinder 2. Find all about what P0302 code means, its typical causes, and possible symptoms. ... 2014 F-150 Tutorials; 2011-2017 Camry Tutorials; 2009-2018 Ram 1500 Tutorials; Shop At ... on a Ford V8, the cylinders are numbered 1 to 4 on the passenger side bank and 5 to 8 on the driver side bank. ...Start by inspecting coil/boot/spring. Clean boot/spring, and check/inspect the connection of spring to coil. Clear codes, test. If persists, replace boot/sprint OR swap 4 coil assembly with 5, clear codes, test. if misfire went to 5 it was coil. If not, pull and swap 4 and 5 plugs, clear codes and test.Sep 11, 2018 · P0302 in the Ford F150 is a common OBD II trouble code. It indicates that your truck’s second cylinder has a misfire. P0302 is a real drivability concern and should be dealt with right away. If it’s bad enough to cause your F150’s check engine light to come on, you shouldn’t drive your truck at all. Repairing P0302 should be considered ...The P0301 trouble code will trigger your F150's check engine light. The truck itself may begin to run rough. It depends on how serious the misfire is. The vehicle may produce excess vibration, especially at lower RPM. Fuel mileage may suffer. You may smell raw gas coming from the tailpipe. The F150 may backfire.Possible causes of code P0304. There are several potential causes for code P0304 in a Ford: Ignition system issues: Faulty spark plugs, ignition coils, or ignition wires can lead to a misfire in cylinder 4. Fuel system problems: Issues with fuel injectors, fuel pressure, or a clogged fuel filter can cause an imbalance in the air-fuel mixture ...2015 - 2020 Ford F150 - 2018 5.0L Misfire on cylinder 1,6, & 8 - Hey guys i was leaving work yesterday and jumped on the highway. Truck started vibrating while driving. Vibrations when accelerating. I stopped at auto zone and reading said misfire on cylinder 1 and 6. My dad and i checked out the sparks and they seemed...1997 - 2003 Ford F150 - Cylinder 1, 3, & 8 misfire (Please Help) - Okay, thanks to ebxgsxr I purchased a code reader on eBay to help me figure out why my truck still has a miss. It was easy to use but the codes I received from it are troubling me. I got: P0301 - Cylinder 1 Misfire Detected P0303 - Cylinder 3 Misfire...2004 - 2008 Ford F150 - Misfire ONLY when cold - I have a 06 FX4 w/ 5.4, I changed the plugs and everything was fine. Started the truck up the next morning and it had a misfire, got it read and it was on cylinder 8. I replaced the COP and it still does it, but ONLY when its cold. I can drive the truck for 5 minutes...Start by inspecting coil/boot/spring. Clean boot/spring, and check/inspect the connection of spring to coil. Clear codes, test. If persists, replace boot/sprint OR swap 4 coil assembly with 5, clear codes, test. if misfire went to 5 it was coil. If not, pull and swap 4 and 5 plugs, clear codes and test.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.Maintenance Shop - Cylinder #5 and #8 misfire issues - Recommendations Please - Ford F-150 4x4 Supercrew FX4 Miles - 84,000 Engine: 5.4 Triton V8 So I was driving down the freeway and booked it in the fast lane going like 80mph to pass a semi.13 Jul 2019 ... Comments69 ; 2012 F150 Misfire Cylinder 3. JL's Auto Solution · 58K views ; Ford F-150 & Expedition 5.4L 3v Triton Engines Hard to Diagnose ...26 Feb 2021 ... Ford F150 3.5 Ecoboost misfire ... 8:41. Go to channel · Engine Misfires That Feel ... Causes and Fixes Ford P0303 Code: Cylinder 3 Misfire Detected.Mar 12, 2024 · Cylinder misfire. Hello! I am the happy owner of a 2017 Ford F-150 XLT 5.0L. Last weekend, during a weekend trip, the check engine light turned on, solid. It stayed on until I filled up the tank the next day, at which point it turned off. At no point while the light was on did I feel anything being off with the truck.Feb 4, 2009 · OBD II code - misfire on cylinder 8 1997-2006 Expedition & Navigator 1997 - 2002 and 2003 - 2006 Ford Expedition and Lincoln Navigator Discussion Community Links1997 - 2003 F150 - P0306 #6 Cyl misfire - So my 99 F-150, 4.2L started throwing a code a few weeks ago, P0306 #6 Cyl Misfire. This thing has got 238,000 and has been the most reliable commute vehicle I've owned. Today I changed all the plugs and wires (they were due anyways) which didn't resolve the issue.2004 - 2008 Ford F150 General discussion on the 2004 - 2008 Ford F150 truck. low compression cylinder 3. Reply Subscribe . Thread Tools Search this Thread 03-16-2019, 11:27 PM ... I don't remember the exact codes but it showed a misfire on startup and misfire cylinder 3. The pu has 109,000 and is an 04 F150 4x4.2009 - 2014 Ford F150 - Cylinder Misfire! 2011 5.0 F-150 - My 2011 5.0 has been misfiring. Codes, P0307, P0308, Cylinder (7 & 8). I replaced the spark plugs twice, replaced the ignition coils and the cables are fine. The cylinder does not have low compression either so I think it may be the fuel injectors but I'm not...May 14, 2015 · What happens is unmetered air enters through the manifold gaskets while the engine is cold causing a vacuum leak around the ports for cylinders 7 or 8. As the engine warms the seal improves. A scan tool with fuel trim data could confirm this. Modular V8 (4.6L, 5.4L) - 2009 F150 Cylinder 7 & 8 misfire issue.. 15 May 2021 ... This 2006 F-150 has a slight miss. W2004 - 2008 Ford F150 - Cylinder 5 Misfire, Have Tried Different 2015 - 2020 Ford F150 - 2017 F150 Misfire Problem - I have a 2017 F150 5.0L Roush Supercharger with 88K miles. ... It won't be the sixth cylinder that you might see when looking at the engine), and P0308 (same as P0306 but cylinder 8). I have changed all the spark plugs out with OEM and still getting P0300, P0306, and P0308. I slowly moved ... 2004 - 2008 F150 - PO307 Misfire on cylinder 7, ticking, bucki How to fix a Ford P0304 Code: Cylinder 4 Misfire DetectedSpark Inline Tester Tool https://amzn.to/465UWj7Possible Causes of a Ford P0304 Code: ⦁ Bad Spark Pl...2004 - 2008 Ford F150 - 5.4L Random Misfire Under Load - Hey all, I know this topic has been discussed before but I need some help. I have a 2005 Ford F150 Ext Cab 5.4L 3v 4x4 with 149k on it. At approximately 45-50mph, in overdrive, if i lightly accelerate, the engine misfires and the truck... 2014 F150 5.0L misfire. ... Mine may be slightly different ...
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