Po308 ford f150

Ford F150 Forum. The site for Ford truck owners, by Ford truck owners. Skip to content. Quick links. FAQ; F150 Forum. Ford F-150 / F-Series Generations. ... P0308 - Cylinder 8 Misfire Detected P0316 - Misfire Detected 1st 1000 Revs P2198 - Stuck Rich 2/1 Pending Codes:

Technical Service Bulletins for the 2019 FORD F-150. Manufacturer technical service bulletins received by the National Highway Traffic Safety Administration to date. Call the Vehicle Safety Hotline toll free at (888) 327-4236 to report safety defects or to obtain information on cars, trucks, child restraints, highway or traffic safety. Search ...If your Ford F150 has thrown P0358, it may be accompanied by P0308 (this code indicates that the eighth cylinder is misfiring). Addressing P0358 should take care of P0308. P0358 is a relatively straightforward diagnosis and can be caused by a bad coil pack or wiring harness issue, although other less likely factors do exist in some cases.10-31-2002 01:17 PM. 2009 - 2014 F150 - 2011 F150 5.0 Extended crank - I have an extended crank every morning. It also does it after the trucks sits for a few hours. Does it cold and warm weather. I have tried priming the fuel pump and no change. It doesn't matter if i have full tank or half a tank of fuel.2015 f250 6.2 engine code P06B6. Hi all. I had the P06B6 code pop up a while ago, went away when I cleared it. Now it's back and won't go away. I read several threads here on it usually being one or more bad ignition coils. My truck runs fine, nice and smooth. I couldn't see any arcing near the coils until I sprayed a fine mist of water near ...To diagnose the P0308 2002 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

Misfire codes P0308, P0307, P0306. Last month I got a P0308 code. Replaced the COP (not the spark plug) and it fixed the problem. I had read the service bulletin and it scared me into not changing the plug, especially since the COP cleared up the issue. A few days ago I got a P0307 code and I could definitely feel the 'miss' (intermitantly).ford f150 xlt 4x4 2014 137k emissions 2 years engine 5.0 a/c good tires good interior run good ** has details it switches on and off code p0308 ** rest-salvage ready to plates inf 52068505six1 2014 ford f-150 for sale by owner - Tucson, AZ - craigslistTechnical Service Bulletins for the 2019 FORD F-150. Manufacturer technical service bulletins received by the National Highway Traffic Safety Administration to date. Call the Vehicle Safety Hotline toll free at (888) 327-4236 to report safety defects or to obtain information on cars, trucks, child restraints, highway or traffic safety. Search ...P0305 ford f150: a commonly associated code to fix P0305 codes ford f150 p1359 problem spout connector Working on my 1997 f150 4x4 6.4 lariat What are the causes for p0305 ford f150 and how . ... How to Fix P0316, P0308, P0356, P0305, P0306 & P0300 Code 2003 Ford F. Check Details.2004 - 2008 Ford F150 - P0308 and P0316, Rough Idle, Changed Oil - I'll keep it brief. My truck is a 2006 with the 5.4. I am currently running a few tests to see how my truck performs with 5w-30 instead of the 5w-20, since it was burning 5w-20 at a rate of a few quarts per oil change. I made the swap to 5w-30, and...

To diagnose the P0308 2001 Ford F150 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Ford F-150 / F-Series Generations. 2004 - 2008 Ford F-150. If you shop at Amazon.com (for anything), use this link to help support FordF150.net! Looking for recent topics? ... P0308-powertrain: cylinder 8 misfire detected P2195-powertrain:o2 sensor signal stuck lean bank1 sensor1Ford F150 had rough idle and blinking check engine light. Pulled check engine light code P0300, P0301, and P0302. Replaced Cylinder #1 and #2 coil.po358 code: Help. Truck started jerkin etc @ 35 40 mph, check engine light came on and I pulled the code: po358 ignition coil h. So I replaced coil and plug, no change, still have bad miss. Pulled new plug again and it looked like it was real wet, thought maybe injector might be stuck open or somthing so I replaced injector.Rear axles come in two flavors, "open" and "limited-slip." The open rear axle only provides power to one rear wheel. Limited-slip axles transfer power to both wheels, yet allow the...2010 f150 platinum is throwing a p0563 code. has happen 2 times when on the highway. vehicleFord f150 p0301 code sensor appears trouble obdii stands common very Orifice tube ram dodge ford f150 2003 1500 2001 located fixya2000 ford f150 with a code p0301.

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Possible Causes. NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. Faulty Intake Air Temperature (IAT) Sensor. Intake Air Temperature Sensor harness is open or shorted. Intake Air Temperature Sensor circuit poor electrical connection.My dad bought this '13 Ford F-150 that had a really bad miss in cylinder 8. I diagnosed low compression due to a worn intake valve. This was the fix.I have a 2012 ford f150 crew cap 5.0 liter 4x4 needs to pass DEQ inspection and there are this permanent codes. PO308, - Answered by a verified Ford Mechanic ... PO308, PO300 and PO304 i replace spark plugs and coils number 4 and 8 and no difference still the same. Submitted: 12 days ago. Category: Ford. Show More. Show Less.The code P0316 on a Ford vehicle indicates a misfire detected on startup (first 1,000 revolutions) in the first cylinder. This subheading will explain the meaning of the code and dive into the potential causes behind it. Answer: The code P0316 is specifically related to a misfire condition that occurs during the first 1,000 engine revolutions ...The cost to diagnose the P0308 1998 Ford F150 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most …

Last. 2009 - 2014 Ford F150 - HELP 2014 fx4 5.0 P0308 code - Hi all, new here so if this needs moved to another forum please let me know. so about a month ago I got CEL Code p0308. simple right? HECK NO. ive -changed plugs -changed coils -Removed and cleaned injectors (they all looked perfect) -compression test- 8th cyl was...2004 - 2008 Ford F150 - P0308 and P0316, Rough Idle, Changed Oil - I'll keep it brief. My truck is a 2006 with the 5.4. I am currently running a few tests to see how my truck performs with 5w-30 instead of the 5w-20, since it was burning 5w-20 at a rate of a few quarts per oil change. I made the swap to 5w-30, and...Ford Truck Enthusiasts Site Navigation. Site Announcements; New Member Introductions; Ride Of The Week; User Gallery & Picture Display; Newer Light Duty Trucks. 2022+ F-150 Lightning; 2021+ F150; 2015 - 2020 F150; 2009 - 2014 F150; 2004 - 2008 F150; 1997 - 2003 F150; Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150; 2015 ...1997-2006 Expedition & Navigator - Vacum Leak? / Misfires / System Too Lean...(P0303 & P0308 - P0171 & P0174) - I have checked the other threads on this site regarding the System Too Lean (Bank 1 & 2) OBD II codes, and have checked the PVC Valve connections, and still I'm having trouble with misfires on 3 & 8. I have...A code P0308 may mean that one or more of the following has happened: Faulty spark plug or wire. Faulty coil (pack) Faulty oxygen sensor (s) Faulty fuel injector. Burned exhaust …Technical Service Bulletins for the 2019 FORD F-150. Manufacturer technical service bulletins received by the National Highway Traffic Safety Administration to date. Call the Vehicle Safety Hotline toll free at (888) 327-4236 to report safety defects or to obtain information on cars, trucks, child restraints, highway or traffic safety. Search ...Po174 and po308, replaced coil on cylinder 8 already as well as the plug. 03 f150 5.4 liter. Coil, plug. Noticed a - Answered by a verified Ford Mechanic ... Four months ago, Ford F-150 2009 5.4L v8 truck had engine codes: PO133 and PO153; as well as a PO308. Oxygen Sensor Bank 1Upstream and Bank 2 Upstream were replaced.P0308 definition: Cylinder 8 misfire detected. Issue Severity: SEVERE - Stop driving immediately. Repair Urgency: Fix this code immediately (same day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditions. Diagnosis: A multiple misfire can be caused by anything from faulty spark plugs to low engine ...

Por tal razón, es muy importante un exhaustivo diagnóstico. El código P0308 es común en: BMW, Cadillac, Chevrolet Chevy, Chevrolet Silverado, Chevrolet Suburban, Chevrolet Tahoe, Dodge Charger, Dodge Durango, Dodge Ram 1500, Ford Expedition, Ford F-150, Ford Mustang, GMC Sierra, Jeep Grand Cherokee, Lexus y otras marcas.

4. 08-15-2006 08:42 PM. 3. 12-30-2005 09:24 AM. Reply. /. 1999 to 2016 Super Duty - p0302 cyl 2 misfire - I have a 2012 f250 6.2 gasser that about once a month or 2 throws a p0302 cylinder 2 misfire code and runs rough when first started in the morning. it clears up after a few minutes. have replaced injector, plugs, wires & coil pack. still ...A relatively common, yet difficult to diagnose OBD-II trouble code is P0316. It has the same meaning for the Ford F150 as it would any other vehicle. It indicates that there is a misfire at the startup of the vehicle, and that it happens within the first 1000 revolutions of the engine. P0316: Engine MisfireDec 14, 2018 · The G Automotive And More. 14.8K subscribers. Subscribed. 234. 37K views 5 years ago. Ford F150 P0308 Missfire Code This is a 2010 with a 5.4L engine. You Never know what you are going to...Replacing the spark plugs has been confirmed to work on a 2004 Ford Explorer XLT 4.6L, V8 and on a 2006 Mercury Mountaineer, Premier 4.6L, V8. Meanwhile, replacing all ignition coils worked on a 2007 Mercury Mountaineer, Premier 4.6L, V8 and on a 2002 Ford Explorer, XLT 4.6L, V8.Codigo ford F150 p1518. Ford code p0301 p0302 p0303 p0304 p0305 p0306 p0307 p0308 misfire fix2015 f350 diesel codigo (p04db) que sera Ford f150 p0308 missfire codeP0308 code on expedition 98 99 misfire ford check engine light 2000.. PO301 through PO308...What it means and how to fix it. - YouTube. Check Details. Codigo …Feb 11, 2011 · Here are some of the most common symptoms of a misfire condition: The check engine light will be on. One or more misfire codes (P0300, P0301, P0302, P0303, P0304) will be stored in the car or pickup's computer's memory. P0300 Random Cylinder Misfire. P0301 Cylinder #1 Misfire. P0302 Cylinder #2 Misfire. P0303 Cylinder #3 Misfire.99 ford f150 throwing p0306 & p0308 Hi guys this is one for those of you who like puzzles. I have a 99 f150 v8 4.6 -w that I purchased a year ago almost to the day. I started throwing the po306 along with the obvious signs of misfiring a few months ago. So I changed all the plugs and wires, about a month later came the po306 and p0...The P0308 code is caused by a misfire on the number eight cylinder. The Misfire monitor diagnostic is based on variation in crankshaft velocity. The PCM determines this information using the crankshaft position sensor and camshaft position sensor. A misfiring cylinder slows down momentarily, so by monitoring the cam and crank sensor signals ...On Sunday with truck shops closed, my check engine light came on while I was in Alamogordo, the engine ran a bit rough, so I drove to AutoZone for them to sc...Received 885 Likes on 673 Posts. 5.0, p0208, p0308. Went to meet a guy to sell old truck parts to and noticed after a few minutes my CEL was flashing. Then I felt shuddering on the highway. Even at a light letting off the brake I could feel it. Saw the 0208 code. Decided to try a KAM reset first. Still showed.

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P0307 is a fairly common trouble code with the Ford F150. It’s and OBD2 code and means that a misfire has been detected in the 7th cylinder in the firing order. You should only be seeing this code if you have an engine with at least 7 cylinders. So, it’s mostly a code for V8 engines. P0307 is typically caused by bad spark plugs, plug wires ...po358 code: Help. Truck started jerkin etc @ 35 40 mph, check engine light came on and I pulled the code: po358 ignition coil h. So I replaced coil and plug, no change, still have bad miss. Pulled new plug again and it looked like it was real wet, thought maybe injector might be stuck open or somthing so I replaced injector.The towing capacity of the Ford F150 varies by model, but the 2015 model ranges from 5,100 to 12,200 lbs. There are differences between how much an automatic and a manual transmiss...Received 2 Likes on 2 Posts. P0012, P0014, P0022, and P0024 all at same time! Just had all four codes go off at once (permanent), as well as a pending P054C. Engine seems to be running fine. No misses, rough running. Perhaps a minor loss of fuel efficiency, but too soon to tell for sure.Jun 12, 2021 · 2004 - 2008 Ford F150 - P0308 and P0304 - Hello. 2006 5.4L 3v misfire. #8 misfires no matter what. #4 misfires under load. I'm more concerned with #8. 195 psi of compression, swapped injector, plug and coil to a different cylinder, no change. Pulled out upstream 02 to see if the cat was clogged.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". User Submitted Video.1997-2006 Expedition & Navigator - Vacum Leak? / Misfires / System Too Lean...(P0303 & P0308 - P0171 & P0174) - I have checked the other threads on this site regarding the System Too Lean (Bank 1 & 2) OBD II codes, and have checked the PVC Valve connections, and still I'm having trouble with misfires on 3 & 8. I have...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...We have a 2011 Ford F 150-8 cylinder, V-8, 5.0-liter Supercrew 4X4 that gives a P0308 code as well as a P0420 & P0403 code (Catalyst system efficiency below threshold "Bank 1 & Bank 2). Can use some advice...please. Reply Like Reply Subscribe . Back to Subforum. General F150 Discussion ...Thanks, will do. 2004 - 2008 Ford F150 - Throwing code P1235, Fuel Pump Control Out of Range - Had some trouble with my truck last night. It wouldn't start at first but it cranked just fine. I turned off my remote start and pulled the plug on my evo, then plugged the evo back in and it started.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". There is a Factory Service Bulletins ... ….

2004 - 2008 Ford F150 - P0308 and P0304 - Hello. 2006 5.4L 3v misfire. #8 misfires no matter what. #4 misfires under load. I'm more concerned with #8. 195 psi of compression, swapped injector, plug and coil to a different cylinder, no change. Pulled out upstream 02 to see if the cat was clogged.Last edited by Fargoman; 10-24-2020 at 10:20 AM. Reason: No reason. 2009 - 2014 F150 - p0308 engine code 09 f150 - My 09 f150 pulled a p0308 cylinder 8 misfire code the other day. it has 90,000 miles on it and idk what to look for. I have checked the coil and its fine. im replacing plugs tomarrow hoping that it but i needed some info.1997 - 2003 Ford F-150. If you shop at Amazon.com (for anything), use this link to help support FordF150.net! Looking for recent topics? Engine code P0308. 4 posts • Page 1 of 1. jimmyj6411 New Member Posts: 2 Joined: Sat May 17, 2014 5:12 pm Truck: 1997 ford f-150. Engine code P0308.Apparently this is a very common issue on cylinder #8 by doing a quick YouTube search.7 Aug 2022 ... PO308 Cylinder 8 Misfire Easy Fix! - 2008 ... PO308 .... Easy Fix...or Find. Ford Explorer ... How to fix a cylinder misfire on a Ford F150.P0308 definition: Cylinder 8 misfire detected Issue Severity: SEVERE – Stop driving immediately Repair Urgency: Fix this code immediately (same day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditionsFord F-150 / F-Series Generations. 2004 - 2008 Ford F-150. If you shop at Amazon.com (for anything), use this link to help support FordF150.net! Looking for recent topics? P0308, P0316 Crankcase position sensor. 7 posts • Page 1 of 1. No-Tyme Regular Member Posts: 102 Joined: Thu Oct 11, 2007 1:48 am14 Jan 2022 ... ... Only Mechanics Know•326K views · 10:09. Go to channel · How to fix a cylinder misfire on a Ford F150. My Batter Half•78K views · 15:32. Go ...97 4.6 P0308 code. Hey all. I've been trying to chase down a cylinder 8 misfire (p0308) in my 97 f150 with little success. I started by changing the plug. Then measured my plug wire, it was within spec (I'm using a chilton's for all my specs), replaced it anyway with no success. New coil pack. Po308 ford f150, Code PO308. Need a little help. My nephew has a 1998 F150 with a 4.6L Triton. He had the code PO308 - misfire on #8 cylinder. He has changed all the spark …, 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 …, 2004 - 2008 Ford F150 - P0022 code 5.4 3v - Hey y’all, so I’m having a bit of a hiccup here and need some advice. I had the code P0022 for camshaft timing over advanced on bank 2, I replaced the vct solenoid on that bank and the code went away. 3 days later it pops back up but this time it states that the camshaft..., January 31, 2023 by Jason. P0300 is a generic OBDII code that can occur with the Ford F150. This code indicates that your truck’s engine is misfiring and can be a drivability threat. P0300 is often accompanied by cylinder-specific misfire codes (P030X, where the X indicates the cylinder number that is misfiring)., 2009 - 2014 F150 - 5.0 intake valve failure - Has anyone else ran into this issue? Apparently on the 2011-2013 5.0 engines the intake valves can wear away early, causing low compression and misfires. Did Ford use faulty valves in these years? I am helping someone diagnose their 2011 F-150 that developed a misfire on..., 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. Symptoms Sumptoms of OBD code P0308. the engine may be harder to start the engine may stumble / stumble, and/or hesitate other symptoms may also be present. Causes Causes of the OBD-II code ..., Code PO308. Need a little help. My nephew has a 1998 F150 with a 4.6L Triton. He had the code PO308 - misfire on #8 cylinder. He has changed all the spark …, 1997-2006 Expedition & Navigator - Vacum Leak? / Misfires / System Too Lean...(P0303 & P0308 - P0171 & P0174) - I have checked the other threads on this site regarding the System Too Lean (Bank 1 & 2) OBD II codes, and have checked the PVC Valve connections, and still I'm having trouble with misfires on 3 & 8. I have..., On Sunday with truck shops closed, my check engine light came on while I was in Alamogordo, the engine ran a bit rough, so I drove to AutoZone for them to sc..., 2009 - 2014 Ford F150 - P0308 - My 2013 5.0 (90k miles) is giving me a P0308 with absolutely zero drivability issues. I swapped the #8 coil pack with #7, cleared the code, and it came back a couple days later, on cylinder 8 still., Apr 4, 2011 · Misfire codes P0308, P0307, P0306. Last month I got a P0308 code. Replaced the COP (not the spark plug) and it fixed the problem. I had read the service bulletin and it scared me into not changing the plug, especially since the COP cleared up the issue. A few days ago I got a P0307 code and I could definitely feel the 'miss' (intermitantly)., Last. 2009 - 2014 Ford F150 - HELP 2014 fx4 5.0 P0308 code - Hi all, new here so if this needs moved to another forum please let me know. so about a month ago I got CEL Code p0308. simple right? HECK NO. ive -changed plugs -changed coils -Removed and cleaned injectors (they all looked perfect) -compression test- 8th cyl was..., The P0305 Ford F150 code demonstrates that cylinder number 5 is misfiring. When there isn’t enough fuel combustion in a cylinder, it causes a misfire. Combustion of fuel is what offers the energy to produce power to the engine, so efficient energy combustion is critical to motor operation. A faulty ignition system, fuel system, or drivetrain ..., My 2001 F150 threw this code: PO308-misfire detected cylinder 8. It happend yesterday while driving on the highway at about 55-65 mph. I tried to accelerate and the truck moves like a slug! I have about 56,000 miles on it. Any feedback would be greatly appreciated. Thank you-. Reply Like. # 2. 11-29-2003, 12:38 AM., Ford F-150 / F-Series Generations. 2004 - 2008 Ford F-150. Looking for recent topics? Code P0308. 6 posts • Page 1 of 1. yenrod New Member Posts: 16 Joined: Tue Jul 03, 2007 12:34 am. Code P0308. Post by yenrod » Wed Dec 26, 2007 9:00 pm. I have a 2005 F-150 Lariat with the 5.4 with the above code. It translates to "misfire 1-10 cylinder ..., Ford Truck Enthusiasts Site Navigation. Site Announcements; New Member Introductions; Ride Of The Week; User Gallery & Picture Display; Newer Light Duty Trucks. 2022+ F-150 Lightning; 2021+ F150; 2015 - 2020 F150; 2009 - 2014 F150; 2004 - 2008 F150; 1997 - 2003 F150; Lightning, Harley-Davidson F-150, Roush F-150 & Saleen F-150; 2015 ..., May 9, 2007 · Modular V8 (4.6L, 5.4L) - Code PO308 - Need a little help. My nephew has a 1998 F150 with a 4.6L Triton. He had the code PO308 - misfire on #8 cylinder. He has changed all the spark plugs but still has a bad miss. I tried swaping the #8 spark plug wire with another wire and it still came up the same code. We kinda..., Modular V8 (4.6L, 5.4L) - Code PO308 - Need a little help. My nephew has a 1998 F150 with a 4.6L Triton. He had the code PO308 - misfire on #8 cylinder. He has changed all the spark plugs but still has a bad miss. I tried swaping the #8 spark plug wire with another wire and it still came up the same code. We kinda..., 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..., The P0130 Ford F150 is a second-generation truck, which was introduced in 1997 and has been available in a variety of trim levels and styles to suit a range of needs. The Ford F150 is recognized for its excellent performance, fuel economy, comfort, and durability, making it a popular choice for drivers who need a reliable workhorse or a ..., This video describes how to install an intake onto a 2007 Ford F150 4.6L, 14 Sept 2019 ... 2017 Mustang GT Code P0300 Random Misfire Identified Code P0308 Cylinder 8 Misfire Detected My solution to this problem, was to replace the ..., Assuming the trouble codes on a Ford Expedition would be the same as in a Ford Ranger, the codes mean: P0174 = System adaptive fuel too lean (Bank 2) P0307 and P0308 = My manual does not list ..., 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 ..., 2009 - 2014 Ford F150 - 2010 f150 5.4L 3v P0308 code even after swapping out spark plug and coil! Help please - I changed all my spark plugs about 8k ago. I’ve started noticing an exhaust smell when I turn on my heat. I found that #8 spark plug and coil had some oil residue and I took them out and cleaned them. Then I..., 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..., 08:00 22 May 2024. 7 comments. View 1 images. Ford has recalled 4630 examples of its 2021-2023 Ford F-150 ute, citing a potential fault with the courtesy …, Heres the background: 2015 F250 6.2 liter gasser. 138,000 miles. I just bought it used about 1500 miles ago. Drove it for maybe 1000 miles with no issues - ran smooth, no check engine lights, nothing out of the ordinary other than that the fuel economy was worse than expected (not that I expected it to be good - but it seemed that 11 mpg …, If so replace them without even blinking an eye because there is nothing that can be done about it, otherwise. Good luck. 1997 - 2003 F150 - po354, po355, po356, & po358 - My dad has a 1997 LDF250 with 5.4. He got these codes po354, po355, po356, & po358 (coil circuits 4,5,6, & 8). Coils check ok and the hot in run circuits all have battery ..., Maintenance Shop - Spotty Misfire code in 2012 5.0 P0300 and P0308 - I have a 2012 F150 with the 5.0L Coyote in it with 213k and in the last month I have been getting misfire codes randomly when command starting my truck. The codes started with a P0300 (Random misfire) so I reset it to see if I'd get it again and it..., 2009 - 2014 Ford F150 - 2012 P0308 issue - I have a 2012 FX4, 5.0L V8 with 110K miles. I've owned it since 45K miles and have taken good care of it- 5K oil changes, spark plugs at 90k, thermostat/ water pump/ leaky y connector at 100k. For about the last 20K miles Ive had an intermittent P0308 code pop up. It seems to..., Received 885 Likes on 673 Posts. 5.0, p0208, p0308. Went to meet a guy to sell old truck parts to and noticed after a few minutes my CEL was flashing. Then I felt shuddering on the highway. Even at a light letting off the brake I could feel it. Saw the 0208 code. Decided to try a KAM reset first. Still showed., I have that 40-55mph (1300-1700rpm) miss/knock, the one right before downshift. I put it on the snap-on scanner and it had the stored code of PO325. will an engine miss (COP/Spark Plug) issue cause the code, or is my knock sensor bad. I am just a little confused, and a little nervous of tackling this job with all the spark plug horror stories!!