P0304 mercedes ml350 Inspect Spark Plugs and Ignition Coils: Remove the spark plug in cylinder 4 to check its condition. 5. The car does this on petrol and LPG so it must be shutting down the coil pack when triggered. I've already changed out the support plug and coil pack but the code comes back on after the car runs for about 5 minutes. If you purchase a product or service with the links that I provide I may receive a small commission. Mar 13, 2024 · Just got the following codes today on our 2010 ML 350: P0024, P0304, P0305, P0306, P0040. The specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. P0306 Mercedes-Benz Code - Cylinder 6 Misfire Detected Aug 13, 2022 · I continued having the module shut off entire left bank injectors due to p0304, p0305, p0306 & p0300 upon having again detected a misfire: tried checking compression again in #5 and again - Zero! pulled off the valve cover and its exhaust rocker appear to be fine. Always use NGK on most Mercedes. I did all the standard plug and coil pack/wire swap tests and the same code (P0304) kept coming up. Jan 8, 2007 · My OBDII scanner arrived today and the I got the following codes: P0300, P0304, P0305, P0306 Having elimated the following: 1. 2003 Mercedes Benz ml350 DTC p0304 p0300 and p0715 transmission not shifting. The scanner read Codes P0019, P0300 P0304 P0305 P0306. What are the common symptoms of OBDII code P0305 in a Mercedes-Benz? - Common symptoms of cylinder 5 misfire detected include engine rough idling, lack of power, engine shaking, and illuminated check engine light. I figured it was a plug/plug wire/coil pack problem with cylinder 4 and purchased the car. There is Jun 14, 2020 · Frequently Asked Questions about P0300 Mercedes-Benz Code 1. New plugs in all 6 cylinders. The car now barely moves when I press the gas hardly any power. Jan 21, 2023 · Code P0306 Mercedes-Benz Description. Can a dirty or clogged fuel injector cause a cylinder 3 misfire leading to code P0303 in a Mercedes-Benz? - Yes, a dirty or clogged fuel injector can disrupt the fuel delivery to cylinder 3, causing a misfire and triggering the OBDII code. It has exhibited a cold start momentary stumble Mercedes ml350 misfire code (P0301, P0302P0303, P0304, P0305, P0306)How and what to fix to get your car running smooth again ASLO CODE P2053 Today I am sharing with you on how you can troubleshoot and fix a Misfire on your Mercedes - Some Check engine codes that apply are (P0300 P0301 P0302 P0303 2011 mercedes ml 350 Code 1081 purge control system has a slight leak in hose or connection or shutoff valve. We aim to help you identify, diagnose, and, if possible, fix this issue! Quick Answer: What causes the P0300 fault code on a Mercedes? A P0300 code on a Mercedes means that the car detected random or multiple misfires across its cylinders. Other plugs also provide top performance, however, the ground start threads are different placing electrodes at the wrong angles! Most important all plugs must be torqued the same and electrodes a 45° angle from the injector. Jan 5, 2018 · Again, to be clear, COP units 4 and 5 were swapped with 2 and 3 and I still have the P0304 and P0305 codes. P0302 Mercedes-Benz Code - Cylinder 2 Misfire Detected Tools used in this video:Gearwrench E Torx Socket Set: https://amzn. That was my issue, but while I kept pulling a P0303 code, the bad wire was actually on cylinder 4. Mar 26, 2009 · BenzWorld. She wanted the car out of her driveway and said I could have it for $4000. to/3UCLY90Gearwrench Torx Socket Set: https://amzn. I checked the codes and got a P0304. Feb 6, 2024 · Welcome to our guide on a common fault code for many Mercedes models: P0300. Thanks so much! Mar 24, 2024 · Addressing a P0304 code involves a systematic approach to identifying and fixing the root cause of the misfire: 1. Mar 21, 2018 · In this video we Diagnose and Fix a p0300 on a 2007 Mercedes Ml350 ! Jun 14, 2020 · 4. Oct 10, 2022 · *Disclosure, these are amazon affiliate links. to/44CEreGGearwrench 3/8 & 1/4 Socket Jun 14, 2020 · Frequently Asked Questions about P0305 Mercedes-Benz Code 1. New spark plugs will make your engine run smoother, and you will even see an improvement in gas mileage. Is it safe to continue driving my Mercedes-Benz with OBDII code P0303 indicating a cylinder 3 misfire? Jun 14, 2020 · Code P0302 Mercedes-Benz Description. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Feb 18, 2022 · I'm driving home the other day and the car began to act very strange, My CEL came on and the car began shaking i was maybe half mile from the house. Pulled off the expressway and filled up when the vehicle started to have problems. Dec 21, 2010 · All you need to do is pull over and shut it off, then restart and the ECU will reset. BenzWorld. Possible causes of OBD code P0304 Mercedes A code P0304 Mercedes 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 valve Faulty catalytic converter(s) Running out of fuel Poor compression Defective computer Feb 19, 2010 · Mercedes OEM PLUGS are NGK iridium plugs. Remember that Mercedes-Benz V6 and V8 engines utilize two spark plugs per cylinder. When a misfire occurs, engine speed will fluctuate. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes" Sep 2, 2017 · The only code produced is P0304. 4,051 Satisfied Customers. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring. To diagnose the P0354 Mercedes-Benz code, it typically requires 1. com Jun 14, 2020 · How do I fix the P0304 code on my Mercedes-Benz? Repairs may include replacing the spark plug or ignition coil in cylinder 4, cleaning or replacing the fuel injector, or addressing any compression or vacuum issues. In your initial list you left out the ignition wires. After getting home, I used my scanner and got several codes. org forum is one of the largest Mercedes-Benz owner websites Customer: Hello I have a 2011 Mercedes ML350 and it's displaying code p0304 misfire. Verify the Code: Start by using an OBD-II scanner to verify that the P0304 code is present and note any other related codes. 2011 C300, 2010 ML350, CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD . 2. This means that the fuel-air mixture in that particular cylinder is not igniting properly, which can lead to a decrease in engine performance, reduced fuel efficiency, and potential damage to the catalytic converter. 0. What are the common symptoms of OBDII code P0300 in a Mercedes-Benz? - Common symptoms include engine misfiring, rough idling, loss of power, and potential increase in fuel consumption. What are the possible causes of a cylinder 5 misfire in a Mercedes-Benz? Mar 1, 2023 · And P2052 - misfiring of cylinder 4, damages TWC (see currently valid STIP)(P0304). Nov 14, 2009 · BenzWorld. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. The fault dose not occur when in low range. MAF- removed and cleaned with CRC Mass Air Flow Sensor cleaner 3 Lou, my '07 ML350 has thrown error code P0304, P0305, P0306, and P0300. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 4. Jun 14, 2020 · The P0304 code means that the cylinder 4 is misfiring or is randomly misfiring. What are some possible causes of a random cylinder misfire detected in a Mercedes-Benz? Causes. Jun 14, 2020 · What is the Cost to Diagnose the Code? Labor: 1. Not a glitch, but working exactly as designed. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! The P0306 Mercedes-Benz diagnostic trouble code indicates that a misfire has been detected in cylinder 6 of the engine. See full list on rvandplaya. tried compressions in #4 & #6 and they varied between Zero and 90 psi!! Jun 26, 2012 · It looks brand new inside and out. camerontech | Car Specialist. By chatting and providing personal info, you Feb 20, 2017 · If your Mercedes-Benz has over 80,000 miles and still has the original spark plugs, it makes sense to change them before you pour money on any other repair. 0 hour of labor. Bad gas. alc vfyaetzv cckecuit uskp vras hfr rqmy rst yinclss oksc kltfp rwyqw dnx krfxd cmmi