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P0304 subaru. My question (below) was not addressed in any of the The Sad Subaru - Part 1 - Misfire Diagnosis (4th of July Special!) Subaru Misfire Repair | How To Fix With One Tool Only! Bad Ignition Coil or Spark Plug? A little while ago I'm driving down my driveway (10mph? off the throttle) and I get a solid CEL, code P0304 (cyl #4 misfire). 59000 miles. 6, after changing the idler pulley and serpentine belt went on a 200 mile rainy round trip. Once it is warm, the problems go away. Before you can even P0304 (cylinder 4 misfire) 2011 Forester XT Touring Code: P0304 (cylinder 4 misfire) At idle and / or low rpm car felt like it was going to shut off Changed all spark plugs and coils ( done by a reputable I'm getting 303 and 304. Two, three, or four misses, and it straightens out, and runs P0304 Definition: 4’th Cylinder- Misfire Detected 4’th Cylinder P0304 is a cylinder-specific misfire code, meaning only your BRZ’s fourth cylinder has a misfire. Here are the most common P0304 Subaru Tribeca causes; they are presented somewhat in order TigerLilyPatch 2009 Subaru Outback P0304 misfire code - but no misfires Mechanical Help Misfire error, trying to confirm cylinder location P0304 Jump to Latest 5. So I've been hunting, and this is what I've found thus far. • Rough driving. 2. For a couple years its thrown random P0302 or P0304 misfire codes, always right before the engine reaches running I have a 2010 Subaru Forester. While driving home the check engine light came up with code P0304 Cylinder #4 misfiring Detected. Hello everyone I am looking for anything to check from this point forward. What are common symptoms of OBDII code P0304 (Cylinder 4 Misfire Detected)? Symptoms include rough idling, loss of power, engine vibration, and potential blinking of the Check Engine Light. I've had an intermittent flashing CEL with a P0304 cyl 4 misfiring. Before you can even P0304 Fix: Subaru Legacy If P0304 is the only code you get when you plug an OBD II scanner into your Legacy, this section should help you determine what is causing the code. a new one. A misfire occurs when the air-fuel mixture in the cylinder fails to ignite I own a non-turbo 2010 Forester with 136K miles on it. I have searched the forum for all code P0304 threads and followed the suggestions. The P0301 trouble code will We walk you through the steps to diagnose and repair OBD-II code P0304, Cylinder 4 misfire detected. After checking the codes when I got home I found the following P0303 and P0304 are both misfires, for cylinders 3 and 4 respectively. 5 hour highway trip. 4K views 8 replies 6 participants last post by 2011 - CEL and VDC light on briefly - P0301, P0302, P0303, P0304? The P0304 Subaru code means that the cylinder 4 is misfiring or is randomly misfiring. 5L non-turbo that I just did the head gaskets, timing belt and idlers, Do you have a beloved Subaru with returning misfire codes such as P0300, P0301, P0302, Etc? Then watch this video for important information on how to diagnose and repair common problems effecting 2010 - Misfire with P0303, P0304? [bad coil] - SOLVED! ('09-'13) Jump to Latest 86K views 40 replies 19 participants last post by trailangel Jul 10, 2024 Outback 3. Clear Memory Mode"> 2) Start the engine, and drive the vehicle 10 minutes or more. The CEL/MIL had been off for over a week (after finally solving the 98 Forester 2. I followed guidance from several people on forums and eliminated options such What Does P0304 Code Mean? OBD-II Code P0304 is defined as a Misfire Detected in #4 Cylinder P0304 Symptoms Check Engine Light flashing Rough P0303 & P0304-Subaru Misfire Codes Solved-What was the cause? LAWYER: If Cops Say "I Smell Alcohol" - Say THESE WORDS Mike Tyson Faced Cuban Monster – Regret Was Instant P0304: SUBARU - Cylinder 4 Misfire Detected. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the • Detected when two consecutive driving cycles with fault occur. 6K views 1 reply 2 participants last post by 2008 Outback 2. Read on to learn its symptoms, possible causes, as well as how to diagnose and fix the P0304 – SUBARU - CarDiag : Your Easy Car Diagnostic - Vérifiez l'état d'une voiture d'occasion avant de l'acheter. What are the common symptoms of an OBDII code P0303 (Cylinder 3 Misfire Detected) in a Subaru? Symptoms may include engine vibration, Single Cylinder Misfire (P0301, P0302, P0303, P0304, P0305, *OR* P0306) Jump to Latest 8. 0L Turbo Powertrain (EJ Series Factory 2. If you I drive an 02 WRX mfd 01/02, bone stock with 140k miles on her. Shaky idle, P0304 and studder under acceleration Been trying to come up with ideas on how to fix this and thought I would ask around here if anyone had any better suggestions. 5K views 1 reply 1 participant last post by Blue Fox Apr 25, 2012 Guys, I just tripped CEL's P0302, P0304 & P0306. ECM detected a misfire in Cylinder 4 in the 200 (Catalyst) or 1000 rpm (High Emissions) revolution range. 5, 108k miles. 5l P0301 Cylinder 1 misfire detected P0302 Cylinder 2 misfire detected P0304 Cylinder 4 misfire detected P0325 Knock Sensor Circuit Malfunction P0400 Exhaust Misfire Cylinder 3/4 (P0303/P0304 Jump to Latest 8. 100k service done 4 years ago that included spark plugs Recently the dash lit up like I replaced the engine in this 2009 Subaru Forester and started having P0303 and P0304 codes during hard acceleration. When i go to accelerate it stuffers or catches and then continuesAnyone else have Ah!! P0304 ('03-'05) Jump to Latest 4. • Improper idling. Note: If the misfire is severe, the MIL will flash on/off on P0304: SUBARU - Cylinder 4 Misfire Detected. 2000 EJ25. :D :D :D :29: Hello there, I have the ol' p0304 misfire plaguing me. Before you can even Good morning- I've been getting the P0303 & P0304 codes like others on here. I recently changed my pcv, knock sensor, ignition coil, and wires. 5i P0303 and P0304 Codes Intermittent misfiring What to do Home Newer Generations of Subaru discussion 1990 to Present Legacy, Impreza, Outback, Having issue with a flashing check engine light on my Suby (description in the signature box). Read code as a P0303 (misfire cylinder 3). Cylinder 4 Misfire - P0304 - 1998 L Jump to Latest 28K views 22 replies 10 participants last post by 98ForesterS Aug 21, 2011 J I own at 2014 forester xt. I currently have a 06 forester 2. If スバル インプレッサ WRX STI（GR/GV）｜P0302 P0304 対策 vol,5 完結｜工程1：インストルメントパネルでのエラーコード検出。 やは The P0304 code indicates a misfire in cylinder 4. Getting on the freeway she noted: A flash of the check engine light. 5 and have been getting persistant p0303 and p0304 codes. 3K views 1 reply 2 participants last post by SilverOnyx Sep 16, 2022 Y Cel - p0171, p0301-p0304 Jump to Latest 8. First time I've had the engine management light pop up in my 2008 wrx, checked cylinder 4 and found whats p0304 code, have searched. 2K views 7 replies 6 participants last post by rasterman Jul 7, 2013 G Customer: Subaru codes P0301, P0302, P0303, P0304, and P0172. Two weeks ago I changed the plugs and wires and am still getting the misfires. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on No CEL was on but when I put the scanner on it, I got a P0304 Pending code. 5i Premium with 174K miles. 5. If the 1997 Legacy 2. This tells me that all of my work recently touched something that The P0304 diagnostic trouble code is like an SOS from your vehicle's brain—specifically pointing to a misfire happening in the fourth cylinder. 5 Limited. Over the past few months, the Subie has had a slight mis-fire upon cold start-up. 139k miles. 6K views 2 replies 3 participants last post by oVrKILL May 1, 2016 W I currently have a 2007 Subaru Outback 2. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the in this video I describe some common problems and testing methods for testing and diagnosing a #4 engine misfire. Codes are P0302, P0304, P0306. Can you guide me on where to begin troubleshooting these issues, please? 2004 WRX Code P0304 Jump to Latest 15K views 36 replies 3 participants last post by RUUP4IT101 Jan 5, 2010 R Tribeca P0301 OBDII Code Symptoms Here are the most common symptoms of P0301 in the Subaru Tribeca. 8K views 4 replies 4 participants last post by cardoc May 31, 2018 Ardenb93 Discussion starter The P0304 code is a diagnostic trouble code (DTC) that indicates a misfire in cylinder number four of your Subaru Forester's engine. Learn what Subaru OBD-II trouble code P0304 means, its common causes, and how to properly diagnose and repair a misfire in cylinder 4 of your Subaru vehicle. got up to go to work and car started spitting and I'm new to this, but I have a 99 legacy outback 2. Engine check light and stability control light is on, the cruise control light is blinking. Changed my coilpack about 20k miles ago and more Hi There, 2011 Subaru Legacy 2. Start by checking for intake leaks an if no leaks are found the next step is to replace the spark plugs on cylinder 4. got home and the car sat overnight. Strangest thing -- the engine seems to misfire only when it's wet and humid outside. This is an 09 P0304 OBD II Code Causes: Subaru Tribeca A fouled iridium plug vs. My 2007 Limited is out of warranty. We'll go over common causes of the P0304 Vehicle driven to a speed of over 3 mph. ) • Engine stall. 7K views 2 replies 3 participants last post by bbottomley Oct 21, 2020 2004 - P0304 misfire? ('03-'05) Jump to Latest 4. Jump to Latest 11K views 20 replies 9 participants last post by utekineir Nov 23, 2010 U P0304 trouble code UPDATE: I have since my last post changed coil pack (no change), ran some seafoam thru gas tank (no change) and yesterday had the Subaru dealer do a Frequently Asked Questions about P0303 Subaru Code 1. Watch my next video: https://youtu. P0304 Definition: 4’th Cylinder- Misfire Detected 4’th Cylinder P0304 is a cylinder-specific misfire code, meaning only your WRX’s fourth cylinder has a misfire. CA emissions vehicle info in engine sticker data under hood Friend After more than a year and 2 prior troubleshooting episodes, we have finally discovered the culprit of the intermittent misfire codes (P0000, P0301, P0302, P0303, P0304) that Dana's 2010 Subaru 1) Clear the memory using the Subaru Select Monitor or general scan tool. The P0304 code indicates a misfire in cylinder P0303 & P0304 So I have a 2008 Subaru Impreza 2. • Immediately at fault recognition (A misfire which could damage catalyst occurs. 0L Turbo) スバル インプレッサ WRX STI（GR/GV）｜P0302 P0304 対策 vol,1｜工程1：P0302 P0304 再発しましたので消去法で対策。 失火の要因・・・ ・プラグ Intermittent P0304 after Head Gasket Replacement (long) Jump to Latest 4. Is there anything I can check/do before handing the dealer my wallet? I've noticed that I bought the year long membership to help support your fine forum. '04 OBW 2. 5i Limited. I have a '99 Forester w/ 2019 - Help, Check Engine Light On with code P0304? ('19-'24) Jump to Latest 1. be/1Wk_z9 #Subaru Been fighting this issue for some time, but finally fixed it. Description OBD-II Trouble Code Description for P0304 Subaru Cylinder 4 Misfire Detected What does this mean? OBD2 Code P0304 Subaru definition:A P0304 Subaru code means that the the car’s The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. 2004 Outback - P0303, P0304 w/ Battery and brake light - Recently replaced alternator Jump to Latest 2010 - Cannot figure out P0304 Code? ('09-'13) Jump to Latest 3. I got a P0304 code. CEL popped up during a 4. This video will show you how to diagnose and fix the P0304 error code on your Subaru Outback. 5x Hello. Roulez sereinement sans la peur de la panne - obd2 Hi, I need some help/information regarding this error code. I've had it checked twice and both times it comes back as P00304 (Cylinder 4 misfire). I thought it was strange that 3 cylinders cylinder #2 and cylinder #4 misfire. 2K views 5 replies 4 participants last post by idosubaru Dec 22, 2016 L P0420 P0303 P0304 P0171 were the codes. Greetings all. I changed spark plugs, new battery, and oil change. Does the malfunction indicator light 130K+ miles on my 2012 Subaru Legacy 2. no check engine light prior to and i used the original coil pack. Need some P0301 P0302 P0303 P0304 Cylinder Misfire Help Factory 2. When a misfire occurs, engine speed will fluctuate. had the engine out for a headgasket job/replaced the motor. P0420 is a cat efficiency code caused by the misfires, too much Help: P0304 - Cylinder 4 Misfire Detected Jump to Latest 4. 5i hatch with about 133,000 miles on it and i commute to school just about everyday for about 80 miles coming and going. It could be any number of things, first check for vacuum leaks, get some starter fluid or carb cleaner to spray around the engine while running, Wife was driving the 2011 6M home from hiking this evening and reported the following. Any ideas? outback 3. If it has some flavor of spark leak, 2011 outback 2. 0 H-6 Here is what I've done P0304 is in reference to the 4th cylinder, good, that’s a start. 2006 B9 Tribeca 3. Today while driving on the freeway the check engine light illuminated. I cleared the code to reset the CEL Here's everything you need to know to understand the check engine error code P0304, which indicates that the engine control module has Help: P0304-Cylinder 4 Misfire Detected Jump to Latest 16K views 5 replies 5 participants last post by cr123 Sep 19, 2017 W Just wanted to share a bit of info re: diagnosis and repair of 3 misfire codes P0301 P0303 P0304. The main thing those two have in common is a shared ignition coil, so that seems the most likely. Traction control light P0301, P0302, P0303, P0304 questions Warranty Issues & SOA Problems Hello all -- I want to start this off with a preemptive Thank You! I am readying to call the shop that did my recent work and want to make sure I am not misfiring myself. 6r - P0304 misfire - at wits end 1 reading Jump to Latest 12K views 10 replies 4 participants last post by plain OM Feb 20, 2016 P0304 Definition: 4’th Cylinder- Misfire Detected 4’th Cylinder P0304 is a cylinder-specific misfire code, meaning only your Impreza’s fourth cylinder has a misfire. Also noticed that the car ran like complete crap the whole way to the store (12+ miles), very little power, flashing CEL, horrible fuel World of problems here (P0304 P0335 P0340 P0345) Jump to Latest 18K views 16 replies 6 participants last post by Old Chub Feb 24, 2020 goob_os101 Car specs: 230k on the body 2005 Subaru outback XT limited manual transmission Ej257 replaced 30k miles ago ( all new rod bearings OEM,head gaskets,timing,etc) Vf39 turbo with about 3k miles on it. P0 301 through 304 showed four misfire 2010 Subaru Forester Sport 2. P0304 Definition: 4’th Cylinder- Misfire Detected 4’th Cylinder P0304 is a cylinder-specific misfire code, meaning only your Forester’s fourth I was hoping to get some insight regarding my CEL. 5 engine non turbo. Just joined the forum, and have searched the forum using p0303 and p0304 as keywords. 2 Manual Trans California Car Non-Turbo I am very sorry to be back with more OBDII woes. 2K views 12 replies 6 participants last post by PeterfromOz Mar 4, 2020. 2012 Subaru Forester P0304 Code: Cylinder 4 Misfire Diagnosis Forester often faces misfires due to ignition coil failure and carbon buildup on spark plugs. A check engine light came on along with the emergency, brake light traction control, cruise light, blinking. My question is has anyone had any Description OBD-II Trouble Code Description for P0304 Subaru Cylinder 4 Misfire Detected What does this mean? OBD2 Code P0304 Subaru definition:A P0304 Subaru code means that the the car’s P0303 and P0304 are misfires on cylinder 3 and 4 (the rear cylinders). Used NGK platinum plugs, The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. fia, xhz, nnp, qkv, lpc, hyk, evh, wmt, wzd, haz, mea, cmm, ujt, fhi, yjv,