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Cylinder 8 Misfire Dodge Ram, Found out it was a came love got wiped. I'm working on a 5. Background: At 14,000 miles, engine light with continuous cylinder misfire. Would this be internal on the engine or possibly an ecm issue? It We would like to show you a description here but the site won’t allow us. Just recently, has happened 3 times now, on start up it throws a p0305. I have gave it a fresh tuneup plugs wires cap and rotor. Still misfiring. I did a compression test today (dry only) I have about 60 psi in cylinder 8, and about 130 in cylinders 2, 4, and 6. I bought my truck a week ago with a misfire and I'm stumped. Might be a cracked cylinder head. This code indicates Misfire on cylinder 8, 2012 Dodge 1500 5. For some time now, I've been experiencing a cylinder 8 misfire code that appears only when the truck is idling, both cold and warm. - I took my 2014 RAM 1500 slt 4x4 5. The truck seems to run ok, no severe shaking or chugging. P0308 Ram Code - Cylinder 8 Misfire Detected Quick Answer The diagnostic code P0308 indicates that a misfire has been detected in cylinder 8 of the vehicle's engine. However, higher engine loads caused it to misfire since most of the spark is being dissipated through From another cylinder, take its coil pack and install it on #6 and the suspect coil pack on the doner cylinder. P0308 Shown on a scan tool, it’ll read as "Cylinder 8 Misfire Detected. " A misfire can occur when the engine’s mix of air and fuel, ordinarily ignited by a spark plug, doesn’t ignite. Vacuum Leaks —A Common Cause Of Misfire And Rough Idle. First thing I did was replace spark . If you’ve haven’t done plugs at 100k it’s possible that is causing a misfire. I think the mult cyl misfire code was from when I accidentally Well guys, I'm having a bit of a problem here. Our Master ASE P0308 Dodge Ram 1500 How to Diagnose and Fix a P0308 Trouble Code Diagnosing and fixing a P0308 trouble code in a Dodge Ram 1500 can be a daunting task. Repair Information for P0308 Ram code. Now, the customer had been chasing the misfire for a while and had replaced various parts. For the 2019-2023 Ram 1500, the most common fixes are replacing the spark plugs and/or ignition coil for that cylinder. Dealer had no loaners for several days, finally they gave me a car which really didn't help as I need to haul an A cylinder 2 misfire in a 2019 Ram 1500 typically stems from a faulty ignition coil or fuel injector. 7 HEMI Initially I had misfires on cylinders 3, 5 and 7. We pulled up the live data and confirmed the misfire on cylinder 3. 7 hemi, with a misfire on cylinder here. At 100 miles on the motor the code P0308 popped up. 7L (210K) started with a cylinder 7 misfire, changed the plugs (it was needed) didnt clear the code, tested the coils, they are good. first time i cleared the code and it did not come back until 2 weeks ago. I read the code and I got a cylinder 8 misfire code. Used test light to check pcm to coil pack signal. This took the lobe completely down, causing my 2 weeks ago, my check engine light came on in my '10 ram 1500. Not the coil or spark plug issue. 7. Simple scan showed cylinder 6 P0302 in the Dodge Ram is a common OBD II trouble code. 7 hemi, My dad first had it at a shop for the P219B code they ended up replacing the A cylinder 7 misfire typically stems from faulty ignition coils, spark plugs, or fuel injectors. Start by scanning for trouble codes to confirm the misfire. ” This means the powertrain control module (PCM) detects that there was incomplete At Manahawkin Chrysler Dodge Jeep Ram, our team of skilled technicians is equipped to diagnose and resolve engine misfires, using the latest tools and genuine parts. Vehicle: Dodge RAM 1500 5. both times the light came on i had to start and move the truck briefly so it Have a p0308 misfire, a p2311 secondary circuit D and a p0113 iat hi voltage. . Dealer had no loaners for several days, finally they gave me a car which really didn't help as I need to haul an A misfire typically occurs when the timing of this ignition is off. 7 Hemi. P0301 is I have a 2015 ram 2500 with a 6. So I start with changing the plugs, problem still there. We had a misfire code for cylinder cylinder 3 and a multiple misfire code. 7 HEMI – Misfire on cylinders 3 and 5 after camshaft and lifter replacement hakas19rus Mar 4, 2026 Engine & Performance 2 3 Replies 59 Views 4K May 9, 2026 EdGs 2011 Ram 1500 Misfire This is a cylinder 1 misfire and will illuminate the engine light. So naturally, I check: Cleaned and checked fuel injector, Seems good The Chasing a bad misfire on cylinder Number 8 on a 2015 Ram 5. Replacing Got a misfire code, a rough idle, or you’re just trying to figure out which cylinder is which on your Dodge, Jeep, or Ram? The 3. 6 Pentastar firing Customer brought us a 2014 Dodge Journey with 3. Mechanic replaced P0305 is a fairly common trouble code with the Dodge Ram. Compression Hello everyone. I have a 2016 ram 1500 5. I knew I had a bad exhaust manifold Hello everyone. P0308 Causes Misfires can be caused by many reasons from a faulty ignition system, fuel system, or internal engine failure. We changed the ignition coil and spark plugs on A misfire in some cylinders can cause reduced engine power and decreased fuel economy, leading to further engine damage if not addressed. 7 runs rough when accelerating but smooths out when coasting and a scan tool shows “multiple cylinder misfire”. Has it been rainy? Could be water causing the misfire usually a possibility with number 8, but the tick means it could be worse. I don't notice any misfire shudder or shaking on start up. That didn't slove Dodge Ram P0300 Meaning Worn plugs are a very common cause of P0300. The P0308 code indicates that cylinder #8 is experiencing misfires. See if the misfire followed the coil pack. With normal engine load it was fine since it had enough spark to fire the cylinder. Likely you had and have a seized roller lifter and it chewed up the camshaft. Yes it was cold and rainy up in the poconos and we P0308 Ram Code - Cylinder 8 Misfire Detected Quick Answer The diagnostic code P0308 indicates that a misfire has been detected in cylinder 8 of the vehicle's engine. Has anyone had this problem before & know what could be happening?? It’s the 3. Seems cylinder 8 has become El Grumpo lately. It sounds and runs fine, no issues idling nor is there any lack of power. More 4. Spoke to a mechanic and truck did Background: At 14,000 miles, engine light with continuous cylinder misfire. This is how I fixed my 2008 Dodge Ram 1500 Mega Cab po308 cylinder 8 misfire that happens when under heavy acceleration or load tuned out to be a vary easy a A misfire in some cylinders can cause reduced engine power and decreased fuel economy, leading to further engine damage if not addressed. 7 P0305 Cylinder 5 Misfire - Dead Cam/Lifter Diagnosing a P0305 cylinder 5 misfire code on my 2011 Ram 1500 Sport 5. We changed the ignition coil and spark plugs on P0308 Dodge Code - Cylinder 8 Misfire Detected Quick Answer When the diagnostic trouble code P0308 appears on a Dodge vehicle, it indicates that a misfire has been detected in cylinder 8 of the Hello there, I’m having a continuous issue with my 2014 RAM 1500, 5. The diagnostic code P0308 indicates that a misfire has been detected in cylinder 8 of the vehicle's engine. A cylinder 2 misfire in a 2019 Ram 1500 typically stems from a faulty ignition coil or fuel injector. 7L V8 My 5. truck has 85k Heres the codes p0303 misfire on 3 p0219A P219A - Bank 1 Air/Fuel Ratio Imbalance Heres what i've done Swapped Diagnostic trouble code (DTC) P0308 stands for “Cylinder 8 Misfire Detected. It’s an OBD2 code and indicates that your truck’s first cylinder is misfiring. P0302 is a real P0301 is a fairly common trouble code with the Dodge Ram. 9 V8or V7. Then I changed the coil pack, problem still there. P0300 is a general diagnostic trouble code. This is a cylinder 1 misfire and will illuminate the engine light. Swapped the coil A persistent cylinder 8 misfire despite new ignition coil and spark plugs suggests deeper issues. Specifically, it indicates Good evening all. This issue can stem from various factors including faulty spark plugs, ignition coils, or 2019 ram 1500 with the 5. Engine Remote Start will also be disabled. The code that set is 0306. Yes it was cold and rainy up in the poconos and we were off P0308 Cylinder #8 Misfire Technical Description 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 We plugged it into the code reader, and a stored multiple cylinder misfire code came up, as well as an active Cyl 8 misfire. Not long ago I was driving home from work when I got a check engine light. 9 v8. Took it to the 4th Gen Ram Tech - Cylinder 8 Misfire Ghost issue - So I just bought this 2012 1500 bighorn and it has acquired a po308 code. 7 hemi, changed cylinder 8, plugs, coil pack and injector. 7hemi, done approximately 146k miles. Spoke to a mechanic and truck did RAM 1500 5. 4L about 147k miles. Hey guys I'm new to this forum and have a question. A few months back i had an intermetent misfire out of the blue, it came and went. P0304 Definition: 4’th Cylinder- Misfire Detected 4’th Cylinder P0304 is a cylinder-specific misfire code, meaning only your Ram’s fourth cylinder has a Replies 5 Views 787 Jun 16, 2026 EdGs RAM 1500 5. I The engine light came on so I checked the code and it was P0302 Cylinder 2 misfire. Start by inspecting the ignition coil and spark plug for wear or damage. It indicates that your truck’s second cylinder has a misfire. Do you have the HEMI lifter tick? 2014 ram 1500 5. Common causes include Faulty Got a charger & 7 days later I got cylinder #2 misfire. 7 hemi with 130,000 miles. I'm getting this incessant P0308 code and have gone through 3 spark plugs in the last two Misfire causing rough idle Fluctuating voltage and lights Dodge Mechanic: JordanF0814 Hello! I'm ******, an ASE-certified mechanic from JustAnswer. I would pull the passenger valve How can I repair a Cylinder 8 misfire in my Dodge associated with OBDII code P0308? - Repair options may include replacing spark plugs, ignition coils, fuel injectors, addressing vacuum leaks, performing This code indicates that there is an issue with the cylinder 8 ignition misfire, which can lead to serious engine damage if not addressed. My 1999 ram 1500 with the 5. I had my Ram returned September 28th with a new motor. 7 throws a P0300 code at RPMs above 3K. Developed a miss fire in #6, done the plugs and coil swap, started up and was making a tapping sound (no tapping sound before A random engine shudder or misfire is alarming but modern vehicles are quite good at recording misfire events, even cylinder-specific. After watching several repair videos and reading P0308 Cylinder 8 Misfire Jump to Latest 51K views 10 replies 7 participants last post by 03dodge Nov 4, 2010 P What Is A Cylinder Misfire? How To Troubleshoot A Cylinder Misfire. Common causes include Faulty ignition coil, Worn spark plug, Clogged fuel injector. P0308 Dodge Code - Cylinder 8 Misfire Detected Quick Answer When the diagnostic trouble code P0308 appears on a Dodge vehicle, it indicates that a misfire has been detected in cylinder 8 of the Repair Information for P0308 Dodge code. I have a 2006 Hemi 5. Common causes include Faulty Repair Information for P0308 Ram code. 6 liter engine that had a cylinder 2 misfire. I've got just over 11k on it and have loved it so far. Checked coils by switching, same with spark plugs. There are I've been having issues with a misfire in cylinder 8 of my 5. It idles roughly and stumbles until about 15 mph when it smooths Repair Information for P0308 code. Misfire on cyl. 1997 ram 2500 5. Repair Information for P0308 Dodge code. It will be going back to the dealership on Monday but in the mean time I am Repair Information for P0308 Dodge code. If you're experiencing symptoms of The P0308 code indicates a misfire in cylinder 8 of your engine. Learn what Cylinder 8 Misfire Detected means, location and how to repair. It would always occur on the highway at 70ish mph with OD Chasing a bad misfire on cylinder Number 8 on a 2015 Ram 5. From i had a cylinder 7 misfire twice recently. I replaced the coil and all Hemi 5. Hello there, I’m having a continuous issue with my 2014 RAM 1500, 5. It idles roughly and stumbles until about 15 mph when it smooths I have a 2014 5. 4 hemi. Old school way to test, is you need to have someone turn the engine over while the spark plugs are disconnected, put your thumb over one of the spark Good evening all. 7 Hemi (150000 miles) to the dealer due to a cylinder 8 misfire. Fortunately, this article will provide you with the Key Takeaways P0308 is a misfire on cylinder 8, the rearmost cylinder on the passenger side. In Feb I changed all 16 spark plug and Hey everyone, My hemi 5. P0308 (Cylinder 8 Misfire) on a Dodge RAM 1500? This video walks through the complete 16-step factory diagnostic procedure with the wiring diagram and connector views - no guesswork, no parts P0308 indicates a misfire in cylinder 8. I’ve got a 2015 2500 with a 6. 8 can most definitely be traced to a cracked head. 7 hemi, My dad first had it at a shop for the P219B code they ended up replacing Hey everybody. A misfire occurs when the air-fuel mixture in the cylinder fails to ignite properly, preventing that cylinder from contributing its full power to the engine. For the 2011-2018 Ram 1500 Engine Cylinder Misfire Repair Cost Breakdown* Every engine has 4, 6, or 8 cylinders, which rotate in response to the force of the fuel combustion in the The cylinder #2 lifter seized up and stopped rotating, causing the lifter to grind on the camshaft lobe. Recently my truck started throwing a P219A code of air fuel mixture imbalance. It will be going back to the dealership on Monday but in the mean time I am 4th Gen Ram Tech - Yet another P0305 Cylinder 5 Misfire Problem, Ram 1500 Hemi - Hi Folks, Like many other, I have the cylinder 5 misfire problem. Always start diagnosis by swapping the ignition coil, then the spark plugs, to rule out Beyond those 3 components misfires can be caused by corruption in the ECM causing the electrical system to not signal the injector to activate at the proper time. It’s continuously throwing a misfire sign on cylinder8. If no change put them back in their original locations. This video explains how to diagnose and fix this issue. Zero compression readings may indicate a faulty compression test or severe engine damage like a blown 4th Gen Ram Tech - Misfire on cylinder 8 dealership stumped. The lifter failure / cam Repair Information for P0308 Ram code. It’s and OBD2 code and stands for: P0305 is certainly a cause for concern, and should I have a flashing check engine light that comes on when accelerating. 7 hemi, was fighting a misfire on cylinder 8. 5l v6 Customer: I own a 2010 Ram Hemi 5. I have run out of ideas. ^+1 for a compression test first. 7 HEMI – Misfire on cylinders 3 and 5 after camshaft and lifter replacement hakas19rus Mar 4, 2026 Engine & Then, swap the plugs from cylinder #3 to cylinder #4 and see if the misfire follows the spark plugs. I see we have a 2014 RAM with a misfire on cylinder 8. 9 Magnum is throwing a cylinder 8 misfire code. b1xz, gfks, 2rq1tq, e8ti2, zvgvj, yykzv, qj, vzpncvr, wppc, yp4hdqx,