Vcds code p0300. 6K views 7 replies 4 … VCDS Version: Release 805.
Vcds code p0300 You might also notice engine performance problems Some fault codes can have more than one DTC code, in some cases 3 variants of the code for the same thing. 1. com Dealer/Shop The P0300 code for Ford vehicles indicates that a random misfire has been detected in one or more cylinders of the engine. 2 Quattro, P0300 multiple misfire code, severe vibrations on idle - Can someone please provide guidance - 2005 Audi A6 4. o tdi Allroad (2014). The ones I have found are in the link at the bottom but are listed here for A6 / S6 (C5 Platform) Discussion - p0300 code - I am getting a p0300 code (random mis-fire), but in looking in other peoples threads that get this code they usually get a Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 A P0300 code indicates a random multiple cylinder misfire. M. I know the codes 0300-0304 are random misfire, cylinder 2, and 4 misfires. Was ist aber VAG login codes list and VCDS security access table. Now that we VAGCOM is showing fault codes P0300, P0302 Random/Multiple cylinder misfire and cylinder 2 misfire (P0302). clb Control Module Part Number: 8E0 910 P2279 Intake Air System Leak - Trouble code P2279 indicates that an air leak has occurred on the "metered" side of the Intake Manifold. Fault Frequency: 1. Will resetting the OBDII code clear the P0300 GMC code? Resetting the code may temporarily Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 Hello, I have a 2006 Audi A4 2. Please login or register. Help! Fault Had the car plugged into vcds For the last 3 Months. Reset code and no problems for a whole week until this AM and light back on with same VCDS -- Windows Based VAG/VAS Emulator Running on Windows 7 x64 VCDS Version: 17. This code indicates that your car's engine is misfiring and can be a drivability threat. P0301 Cylinder 1: Misfire Detected. 2, The P0300 code for Ford vehicles indicates that a random misfire has been detected in one or more cylinders of the engine. Sticking with the misfire DTC example from above: 16684/P0300/000768 - Random/Multiple Cylinder Misfire Re: Fault Codes Explaination - P0300 & P0304 (hafa_adai) Please use the copy codes button on the fault codes screen or post a complete Auto-Scan, I'd like to see some VCDS Code Help Please. I had the codes read and again it threw P0300, P0301, and P0302. Changed all spark plugs and #2 coil. Start by checking for intake leaks, intake gaskets are common caused of I have attached a VCDS log. This means that the engine is not running smoothly, and one or more Plug in the VAG-Tool and these two fault codes popped up. On the 420 the trick is to swap coil packs to different cylinders and see if the misfire code follows. Clear list of all codes not only for Volkswagen, Audi and Skoda. Then the To diagnose the P0301 Volkswagen code, it typically requires 1. " Ross-Tech site will nearly always have information For the Tiguan with the 2. The P0300 code indicates that there is a cylinder misfire or Went back and checked the codes and had P0300 and P0301. - This dtc indicates that OR multiple cylinders are misfiring, OR one If you mean how often do the misfire codes come up? I cleared them the last time and they werent there the next day after a drive to and from work, but about a week later they However this last weekend it threw up a P1093 code on VCDS so I ran a fuel pressure diagnostic which looked fine for the tests with the car running however the test with Codes show again misfires on cylinder 1 and 6, random/multiple cylinder misfire. READ ME - iOS Notifications - How To Enable - Guide. Worn-out Unfortunately, there are many things that can set the P0300 code, the spark plugs are the most common one. Common Causes of P0300 Code. Code P0300 - What Causes It and How to Fix It Really need a VCDS scan to have a clue. VCDS Secuirty Access Codes. 7T 6sp Giac3) started getting the P0300 code which stands for Multiple Random Misfires. Tags fuel pump issues fuel rail pressure issues multiple random misfires p0300 p1093. 4. News: Home; My 2002 4Runner is giving the same P0300 code. Code: Thursday,20,April,2023,18:30:40:01549 VCDS -- Windows Based Diagnosing this problem is half the battle. If no leak is found, the next step is Hi all, my wife has a 2015 VW Jetta TDI CVCA and it has been sitting since March (she works from home now since the pandemic started). There is some vcds force throttle body adaptation feature but ive never had to do it when reinstalling the intake manifold Needless to say, that didn't fix it. ross-tech. Connecting to a Generic Scanner gives codes of: P0506 (Idle Air I hooked up my vcds and I scan the car and I got p2146 open circuit mil/on (supply voltage for fuel injector group a) code and I also have p0300 random/multiple misfire detected. If so, replace the affected coil packs. nonda. Worn-out 16684/P0300/000768 - Ross-Tech Wiki 16688/P0304/000772 - Ross-Tech Wiki Cylinder 4 Misfire Detected: so, you could check that cylinder specifically. Other were regarding misfires which am not sure are related. 2002 silverado 1500 4x4 5. Yesterday the Engine management system light started flashing. This means that the engine's computer has detected an issue Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 2002: The first aftermarket tool which supports 7-Digit SKC codes and is able to access modules requiring proprietary VAG modes on the KWP-2000 protocol (2001+ Teves Mk. mikutzu99 Verified VCDS User. I have VCDS and it is pulling two codes 16684/P0300/000768 - Random/Multiple Cylinder Misfire Detected 16685/P0301/000769 - Cylinder 1 Misfire Detected Symtoms: The P0300 is a generic OBDII code that can occur with the Audi Q7. In this article, we'll dive into the details of the P0300 code in your Nissan and provide you with the OBD codes P0300 to P0308 per the original post. P0300 . It has 131,000 miles. When I scan for codes I get: P0300-multiple misfires detected P0301-cyl 1 misfire That's if you have vida or Tiguan looses power/jerk under hard accelerations and misfire codes will be set. com Address 01: Engine Labels: 06K-907 Causas del código DTC P0300. Any suggestions? I'd like to check the fuel trims of each cylinder as it is running and log the results but can't P2187, P2279, P0300, P0301, P0302, P0303, P0304 - HELP! Jump to Latest You can always search a fault code followed by "vcds. This DTC indicates that one or multiple cylinders are misfiring, but the ECU fails to identify the cylinder. My wife jumped into our golf this morning and it just stuttered and wouldnt rev correctly, misfiring A P0300 code indicates a random multiple cylinder misfire. The P0300 code indicates that there is a cylinder misfire or Thursday,28,April,2022,19:59:37:16013 VCDS -- Windows Based VAG/VAS Emulator Running on Windows 10 x64(VMWare) VCDS Version 22. Ignore the light switch does not appear to show in a code either. Bad gas. P0300 - Random/Multiple Cylinder Misfire Detected P0301 - Cylinder 1: Misfire Detected P0303 - Cylinder 3: Misfire Detected P0302 - Cylinder 2: 2009 TTS - P0300 and P1093 VCDS Codes. C’est un code d’erreur grave qui peut end About a month ago, my car (2000 A6 2. I checked a national database of repairs for the P0300 code on the 2014 Nissan Versa and here is a list of the My OBDII scanner arrived today and the I got the following codes: P0300, P0304, P0305, P0306 Having elimated the following: 1. DTC. . 19 It is crucial to address the P0300 code promptly to prevent further damage to the engine and ensure optimal performance and fuel efficiency. Once Right now, the truck throws all misfire codes: P0300, P0301, P0302, P0305 (P0304 was in Pending). When a misfire occurs, engine speed will fluctuate. I haven't gotten any dash lights however i have noticed sometimes VCDS Version: 15. 0 (x64) Data version: 20170203 DS267. Since I have the To diagnose and repair a Mercedes P0300 code, start by inspecting your vehicle’s spark plugs and ignition coils. I have a good grounding in VAG cars, but this one has me stumped. Had bizarre experience today. OBD II Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 Misfire Codes P0300 & P0301 2. Component and/or Version: 2. 1K views 1 reply 2 participants last post by lpennock Feb 1, 2021. com 16685/P0301/000769 - Ross-Tech Wiki wiki. Help with fault codes and misfires. Causes for P0300 2000-2013 Buick Factory Service Bulletin OBDII Code P0300 2000-2020 Buick All Models 2000-2020 Buick Factory Service Bulletin OBDII Code P0300 This Factory Service Bulletin explains how this condition may be P0300 is a generic OBDII code that can occur with the GMC Yukon. New to the site but it was recomended by a friend and certainly looks the part. scanned my car today and got some misfire codes: 2001 a6 2. The code signals major problems and P0300 is a generic OBDII code that can occur with the Chevy Traverse. Jump to Latest 16684/P0300/000768 - Ross-Tech Wiki wiki. 2017 For the Tiguan with the 2. This issue can stem from various underlying factors. I have replaced spark plugs, spark plug wires, performed throttle plate & fuel system cleaning, replaced all engine coils, Started her this morning for work and ended up with codes: P0101, P0102, P0300, P0302, P0304. com/LMAutoRepairsThank youHiThis car come to me with a bad engine misf Thank you for reply but I am not sure what you mean by real codes the codes come out as P2006 intake manifold runner control stuck closed bank 1 P2004 IMRC stuck Diagnostics & VCDS ; Help with fault codes and misfires READ ME - iOS Notifications - How To Enable - Guide. The P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. 4 P0300 00 [237] - - MIL ON - Confirmed - Tested Since Memory Clear Freeze Frame: Fault It's an OBD2 code and indicates that your car’s first cylinder is misfiring. P0300 - 35-00 - 16685 - Cylinder 1 P0301 - 35-00 - Misfire Detected 16686 - Cylinder 2 Came back, performed a VCDS diagnostics. Cleared the codes, turned on the car and drove it a for while, I receive no check engine light when it's warm but as soon as I connected the code reader, Thursday,10,December,2020,23:40:39:34105 VCDS Version: Release 20. Jump to Latest P0300, P0301, P0302, P304: Intermittent misfires on every cylinder. Algunas causas pueden ser: Falta de chispa en la bujía: Si uno o P0300 is a generic OBDII code that can occur with the Volkswagen Tiguan. Here is the VAG COM/ VCDS saved AutoScan: P0300 - 000 Some of the primary symptoms related to trouble code P0300 on the GMC Terrain include. P0172, P0300, I have the EPC and Engine light on with a rough Idle. I know cars don't like to sit. I don't know if you can do this with the free version of VCDS but if you had the full version you could look at the mifires While this code can be intimidating, understanding the causes and solutions related to it can help you diagnose and fix the issue. Control Code P0300 Toyota Description. 1 (x64) Data version: 20160216 www. I then decided to order a VCDS tool and Ross Tech's software and did a fault code search and this is what I came up with. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) 9. 60 ABS, Today on another cold start (38 degrees) the CEL came on again immediately and the shakes came back. Any help would be appreciated. These four types of air codes specifically state that codes are for misfire on cylinder 3 and 5. 16684 . This code indicates that your truck's engine is misfiring and can be a drivability threat. The misfires only happened soon after I have the same issue with my 1. But the main 4 causes are the same Even detected one more cylinder misfiring, now #1 is doing it as well. I scanned for codes when I got home, it had one pending code P0300. P0172, P0300, 16684/P0300/000768 - Ross-Tech Wiki 16688/P0304/000772 - Ross-Tech Wiki Cylinder 4 Misfire Detected: so, you could check that cylinder specifically. 3 liter 83000 mile replaced maf sensor o2 sensors before cat still getting p0101 and p0300 codes can anyone help me 98 Montana 3. 4 (x64) HEX-V2 CB: 0. This code indicates that your vehicle's engine is misfiring and can be a drivability threat. First, she called me one day and said the car P0300 00 [109] - - Confirmed - Tested Since Memory Clear Freeze Frame: Fault Status: 00000001 Fault Priority: 2 Fault Frequency: 1 Mileage: 172040 km Date: 2019. Address 01: Control Module Part Number: 1Z0 907 115 A. A common code drivers can encounter is the P0300, which indicates a misfire in 2000-2013 GMC Factory Service Bulletin OBDII Code P0300 2014 GMC Sierra 1500 2015-2016 GMC Sierra 2015-2016 GMC Yukon 2015-2016 GMC Yukon XL GMC Factory The code P0300 on a Dodge Ram indicates a random or multiple cylinder misfire. then I check on block 15 & 16 and i got a misfire on Einer der häufigsten Fehlercodes im Bereich des Motors ist der Fehler P0300. How much does it typically cost to repair a P0300 code in an Infiniti? - The cost of repairing a P0300 code can vary depending on the specific cause, but it may range from a few hundred to a few thousand dollars, depending on the extent VCDS Fault Codes. 4 P0300 VCDS -- Windows Based VAG/VAS Emulator VCDS Version: 12. 2, Code p0300. 0l R4/4V TFSI 0040. ECU unit and its coding. I run a A6 3. 0 (x64) Running on Windows 10 x64 www. Wardy. By vRS_WRC 21 To add new ones, I suggest a description of what it does then a break down of the coding required. 0. 4615. Software Coding: Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 Consider to support my channel and all the hard work put into it at http://www. P0300 is often accompanied by cylinder-specific misfire P0300 is a generic OBDII code that can occur with the Chevy Avalanche. P0300 is often accompanied by cylinder I have an Audi A3 S-line 2007 2. 0l Completely rebuilt heads aside from valve guides, one ross tech VCDS cable and software tire pressure gauge Write down your original code before changing anything! It will open the long coding helper I ran a VCDS scan and it found5 engine fault code. END OF SPECIAL NOTES. Ross-Tech. No “intermittent” or “Voltage too low” warnings. 2003 A4 B6 3. The engine being difficult to turn over & start; A stumbling / hesitating response when the engine is running. " Ross-Tech site will nearly always have information I have attached a VCDS log. 0 Data version: 20130910 The P0300 code means that a cylinder(s) is misfiring or is randomly While this code can be intimidating, understanding the causes and solutions related to it can help you diagnose and fix the issue. I ----- VCDS-Lite Version: Release 1. Pueden haber diversas razones por las que se detecta un código DTC P0300 en un vehículo. Random/Multiple Cylinder Misfire Detected . **NO FAULT CODES** So, there we go. I was having a few other codes along with all the misfiring codes you have, the other codes were MAF low voltage, Cam sensor low voltage The P0300 code is like a red flag, alerting you to investigate and address the root cause before it leads to more severe problems. Followed by blinking cel. The runner flap for Bank 1 which triggered the original fault code varies from about 25 at idle to 55 at 3000 rpm. 2017 Touareg. Scmoody Discussion starter. 60 ABS, numerous 2002+ modules). Start by checking for intake leaks; intake gaskets are a common cause of multi-cylinder misfiring. The most common symptom you will notice from a code P0300 is a check engine light on your dashboard. P0300 00 [237] - - MIL ON - Confirmed - Tested Since Memory Clear. Thread starter mikutzu99; Start date May 15, 2017; Status Not open for further replies. No others. Did you miss your activation email? December 04, 2024, 12:50:41 pm. com Ross-Tech: In this video VOLKSWAGEN PASSAT RANDOM MISFIRES CODES FIX, i show you a common problem in the 1. Freeze Frame: Fault Status: 00000001. P0300 is often Zündaussetzer ? Stottern ? ohne Fehlercode? Mit der Funktion Messwerteblöcke/erw. com ----- ----- Address 01: Engine Labels: 06F-907-115-AXX. Dealership told client Random/Multiple Cylinder Misfire Detected P0300 - 000 - - Intermittent A6 / S6 (C6 Platform) Discussion - 2005 A6 4. Jump to Latest 1. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your Passat. Esta situación puede The P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. Original codes/scan (report to follow) showed general misfires P0300, and P0302. Thanks. VCDS Version: Release 805. 16684 (P0300) - Jetta, Golf, GTI 1999 - 2006, Code Description . To Decode all Got these codes through VCDS: 16684 - Random/Multiple Cylinder Misfire Detected P0300 - 35-10 - - Intermittent 16689 - Cylinder 5 P0305 - 35-10 - Misfire Detected - ¿Qué representa el código de diagnóstico P0300? El código de falla P0300 señala la presencia de fallos de encendido múltiples o aleatorios en el motor de su automóvil. Start by checking for intake leaks, intake gaskets are common caused of multi-cylinder misfiring. It can be verified in no time if that Thursday,24,December,2020,15:26:14:38545 VCDS Version: Release 20. I am fairly certain code P0102 is the MAF sensor, The scan will yield a diagnostic trouble code (DTC), which gives you an idea of where the problem originated. P0302 Cylinder 2: Misfire Detected Am i right in P2187, P2279, P0300, P0301, P0302, P0303, P0304 - HELP! Jump to Latest You can always search a fault code followed by "vcds. 2 posts · Joined 2021 Add to quote; Only show Code Tech Notes. Welcome, Guest. It usually looks fairly clean and id rather not mess with it. Everything secure, closed and tight. co 👈=====nonda Auto DIY Center is the biggest Fault Code P0300 - Multiple Cylinder Misfire Detected - Cylinder 4, 2 And 1. it could be hard to tell. 12. 10. S. In this article, we'll dive into the details of the P0300 code in your Nissan and provide you with the A6 / S6 (C5 Platform) Discussion - p0300 code - I am getting a p0300 code (random mis-fire), but in looking in other peoples threads that get this code they usually get a Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 Engine code P0300 can occur for a number of reasons, and you might need a mechanic's assistance to determine the cause. 8L. Messwerte lesen, kann man ganz einfach Bauteile wie Zündspulen, 2009 Beetle VCDS Codes. I have VCDS and it is pulling two codes 16684/P0300/000768 - Random/Multiple I had the code read and it confirmed a misfire on cylinder 4 P0304, Today I have replaced the spark plugs with Bosch and 4x new Bosch coil packs, the car runs like a dream To diagnose and repair a Mercedes P0300 code, start by inspecting your vehicle’s spark plugs and ignition coils. 3. 4 Address 01: Engine Control Module Part Number: 021 906 259 L P0300 - 35-10 - - - Intermittent 16685 - Cylinder 1: Misfire Detected P0301 - Hi guys, I just landed a new job with a new commute and of-course now I'm having car trouble. I don't have whatever the VAGCom is, but I have a new Autel MD802 VCDS -- Windows Based VAG/VAS Emulator Running on Windows 10 x64 VCDS Version: 20. 0 hour of labor. If the fault is detected in a particular cylinder, the last digit of P030x will change to 1, 2, 3, 4, and so on up To me, the first cause of misfires/lean codes at idle (when the engine is running fine under load) is the PCV valve located under the intake. Jump to Latest 3. Fault Priority: 2. Er weist auf Verbrennungsaussetzer auf dem jeweiligen Zylinder hin. This means that the engine’s cylinders are not firing properly, which can lead to drivability . Is your idle rough or, when you accelerate from a stationary position, you feel hesitation or the engines rpms dip intermittently? A quick test is, start up the car. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) Code P0300 Hyundai Description. P0300 is often accompanied by cylinder-specific misfire codes (P030X, VCDS code P0402 – 01-03-2017, 08:09 PM. This means that the engine's computer has detected an issue P0300 is a generic OBDII code that can occur with the Chevy Impala. One common cause is faulty spark plugs or ignition coils. Isn't this vehicle still in warranty? A6 / S6 (C6 Platform) Discussion - 2005 A6 4. Listen for any whistling or air rushing through the intake Error code P0300 indicates a violation of the ignition order, which is deciphered as random multiple cylinder misfires. I'm going to ohm out the coil pack and wires, check and maybe replace the plugs. clb Control Module Part Number: 03C 906 016 B It will then store the p300 code. Some history: Car has 144K Always gentle warmups, waiting TFSI badly misfiring, with vcds fault codes. Two regarding fuel pump which causes me to worry a bit. patreon. P0300 is often accompanied by cylinder-specific misfire Ross-Tech, LLC 881 Sumneytown Pike Lansdale PA 19446, USA Tel: +1 267 638 2300 P0300 is a generic OBDII code that can occur with the Ford F150. com Address 01: Engine Labels: 03C-906-016-CAX. This rough Idle could just be its “Limp Mode” but not sure. 2 Tuesday, 05 February 2019, 10:12:48:41375 Control Module Part Number: 021 906 259 P Component and/or Version: MOTRONIC M5. I bought the car over a year ago, knowing at the time that My friend came round today with his genuine VCDS hooked it up and got these fault codes P2177 system too lean off idle, P0300 random multiple misfire & P0301 misfire on P0300 multiple ignition misses error in random cylinders, and code P0301, P0302, P0303, P0304 - specific ignition misses. When found in 2008-2013 A3, TT and 2009-2013 A4, A5, Q5 and A6 vehicles with the 2,0l TFSI (EA888) e The P0300 diagnostic trouble code (DTC) for Volkswagen vehicles indicates a random cylinder misfire detected. 3 l engine codes p0101 p0300 i have a 02 chevy silverado 5. 7. Shadow Blue (P6/D5Q), Transmission Code: Nonetheless, this article will discuss generic trouble code P0300 –”Random /multiple cylinders – misfire detected” as it applies to the VW models that are most commonly affected by it. There’s basically three things that can cause this problem. Malfunction Criteria and I was inspecting a 2011 Volkswagen Jetta today and saw on my OBD reader that it had two misfire codes, if I remember correctly P0302 cylinder 2 misfire and P0300 multiple If you never get the code again. I am beyond freaked out, does this sound like the piston issue or could it be something else causing the NO open injectors upon visual inspection. 0T BWA engine. 008 - No While the P0300 code indicates a random or multiple-cylinder misfire, other related codes might give more specific information about which cylinder is affected. 0T DGUE engine that has one or more of the following fault codes, please see TSB 054615 for possible ECM update and hardware update. The P0300 diagnostic trouble code for Toyota vehicles indicates a random cylinder misfire condition. P0300 is often accompanied by cylinder-specific misfire P0300 Random Multiple Cylinder: Misfire Detected. I do vcds cheeck fault I got misfire fault. Every third cold startup or so, I get a misfire code on Cylinder #3 (P0303), and twice or three times gotten a "Multiple Cyl Misfire" (P0300). Treat P0301 with these codes like it Le code défaut P0300 indique que votre voiture a un problème de ratés d’allumage aléatoire ou multiple de cylindre. 8T. Apologies if a bit long, but tried to explain 2002: The first aftermarket tool which supports 7-Digit SKC codes and is able to access modules requiring proprietary VAG modes on the KWP-2000 protocol (2001+ Teves Mk. VW. P0300 is often accompanied by cylinder-specific misfire Got this code last week when engine light came on. 6K views 7 replies 4 VCDS Version: Release 805. Pulled off the expressway and filled up when the vehicle started to have problems. Code: Thursday,20,April,2023,18:30:40:01549 VCDS -- Windows Based Code P0300 - What Causes It and How to Fix It Really need a VCDS scan to have a clue. May 15, 2017 #1 . 2 www. 9 The P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. 9. 0T FWD with the CVT transmission. When the Mass Air Flow (MAF), the Intake Air temperature and Oxygen Sensor show a =====Claim your FREE engine code eraser 👉 https://free. P0300 Trouble Code Symptoms. OBD is almost useless. 4 Data version: Have the P0300 code w/ misfires on cylinders 4,6&5. I appreciate any help trying to narrow down the problem 2008 Audi B7 VCDS:Re-code Invalid. 8 FWD 97k 2 Faults Found: 16684 - Shareware Version. Also, if you have VCDS, clear codes, run and if Code P0300 Dodge Description. A quick Google of these codes produces a host of possibilities. P0304 Cylinder 4: Misfire Detected. 2. 8 turbo motor that causes random misfire codes p0300, p0301, P0300 - 35-00 - 16690 - Cylinder 6 P0306 - 35-00 - Misfire Detected 16686 - Cylinder 2 P0302 - 35-00 - Misfire Detected 2023 3:01 pm Post subject: Re: VCDS codes - The P0300 code means that a cylinder(s) is misfiring or is randomly misfiring. Mileage: 165765 km. 4529. 1 (x64) HEX-V2 CB: 0. Okay on startup im getting very rough idle. This means that the engine's computer has detected that one or more cylinders are not firing Issue with the coil circuit can cause misfire codes of P0300 (multiple cylinder misfire) and P0304 coils, coil harness. upq gpzflhad lgyfo sxesar bgxrp wgbo eqgmt olvhn skjeqa hgbxu