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<h1 class="text-text-2 mb-2 leading-8 text-xl lg:text-2xl lg:leading-9 font-bold">P0171 mercedes ml350.
Jul 23, 2017 · 2004 C240 2.</h1>
<span class="flex font-bold text-text-link text-xs mt-4"><span class="transition-colors duration-300 ease-out-quart cursor-pointer focus:outline-none text-text-link flex items-center">P0171 mercedes ml350 Digging into the root cause of the P0171 code, you’ll likely find that one of several common culprits is to blame. Jun 14, 2020 · P0301 Mercedes-Benz Code - Cylinder 1 Misfire Detected. 2 430 crate engine in my 2007 Trailblazer LT. New spark plugs will make your engine run smoother, and you will even see an improvement in gas mileage. 0 hour of labor. Truck ran fine was getting 2 codes P0171 and p0174 both were for fuel trim too lean. I cleaned the MAF sensor which did not clear the codes. As shown in video, customer complaint about check engine light and engine vibrati Getring p0172 0171 0174 0175 running now running lean. The scanner show (P0171 system too lean bank 1), checked live data for lambda it varies between 0. On V6/V8/V10 engines, Bank 1 is the side of the engine that has cylinder #1. Inspecting a P0171 code begins with checking the fuel system. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! Nov 4, 2023 · all i replaced was a vacuum line that MERCEDES BeNz was terrible at designing (middle part of the intake manifold) and i keep getting these codes. Its running a complete 2007 SS drivetrain except for the engine. 2. 2006 Mercedes Benz C230 came in with a check engine light on, lack of power. Visually inspect the related wiring harness and Jan 18, 2013 · Hi guys, My 2005 c230 Kompressor 4dr/6speed is throwing intermittent P0171 and P0172 codes. We found that Oct 24, 2016 · Lately I have had a p0171 and a po174 code. Pulled off the expressway and filled up when the vehicle started to have problems. Sep 11, 2019 · Mercedes Benz Code = 0341 Self-adaptation of mixture formation for enrichment at partial load for the left cylinder bank is above the permissible limit. Connected scanner and based on diagnostics, seemed MAF was at fault. 8 autotronic tcm Aug 11, 2017 · BenzWorld. The check engine light come on about once every two weeks. 0. Found engine vacuum in c Basically this means that an oxygen sensor in bank 2 detected a lean condition (too much oxygen in the exhaust). Feb 28, 2020 · Code P0171 MERCEDES-BENZ stands for System Too Lean Bank 1. There is very little information on the setting conditions for a P0173, or P0173, but what information that is available almost seems to be a redundancy of the P0171,4,2 & 5 setting conditions. Smoked intake for vacuum leaks and none found. 8LShowing common vacuum leaks on this vehicle. Customer: I have a 2011 Mercedes ML350 and I have the following codes: P300, P301, P303, P304, P305, P0171, P0174 Jul 14, 2012 · BenzWorld. 900 and 1. Smoke testing for codes P0171 P0174 R, ML, Viano, Sprinter, Mercedes I have a 2011 Mercedes ML350 and I have the following codes: P300, P301, P303, P304, P305, P0171, P0174 Jan 10, 2025 · What does the P0171 System too Lean (Bank 1) mean?. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Home Mercedes-BenzP0171 Mercedes-Benz DTC P0171 Make: Mercedes-Benz Code: P0171 Definition: Lean Mixture Condition-System Too Lean (Bank 1) Description: Engine output is affected by: - Self-adaptation of mixture formation for enrichment at partial load or at idle for the right cylinder bank is above the permissible limit. Jan 11, 2024 · About two weeks ago the CEL on my 2010 R171 350 came on. Bad gas. If there are no intake leaks, the next step is to replaced the air filter and clean the air flow meter. The codes I had, P0171 and P0174, indicated the most likely culprit was the MAF sensor. (P0174) If the P0171 is combined with the P0174 code, it's very likely that the problem is caused by an intake leak. You can try cleaning the sensor, but that doesn’t always work. Diagnostic trouble codes (DTCs) P0171 and P0174 on a Mercedes-Benz indicate that the engine’s control unit (ECU) has detected a lean condition. MAF was replaced two months ago. The light comes on after driving for an hour or so. In general, you can continue driving your Mercedes with a P0101 code, but there will be a noticeable decrease in your engine’s smoothness and power. I went over to my local Autozone to have them check the codes and this is what came up. [P0171] P201D-004 mixture formation unit adaptation,idle mixture too rich. Aug 31, 2011 · 06 ML350 98 ML320 sold 02 CLK55 amg #3 08-09-2010, 08:15 AM mbdoc. I have a few code scanners that I am using to troubleshoot, one of which is the Carsoft code reader. P0171 P0174 If anyone has some ideas on what could be the problem i would greatly appreciate the help. Reply. P2187 specifically refers to the system being too lean at idle for bank 1 of the engine. May 2, 2020 · What is the Cost to Diagnose the Code? Labor: 1. May 25, 2024 · Dealing with a P0171 error code on your Mercedes can be daunting if you’re unsure of the steps you should take to resolve the issue. Check the 'Possible Causes' listed above. Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, CLK550 It is more common to see P0171, 0174, 0172, 0175 codes set with regard to fuel trim malfunctions on American cars. When encountering the P0016 code in your Mercedes, it’s crucial to diagnose the issue accurately to prevent any potential engine damage. In this case it’s cylinder #1. Jan 8, 2007 · My OBDII scanner arrived today and the I got the following codes: P0300, P0304, P0305, P0306 Having elimated the following: 1. Had a very bad hesitation, performance issue and bad fuel economy with my M112 CLK320 and after diagnosis of a bad MAF sensor and replacement the issue is so Sep 2, 2023 · How to Diagnose Mercedes P0016 Code. OBD2 Code P0171 Mercedes definition: Basically this means that an oxygen sensor in bank 1 detected a lean condition (too much oxygen in the exhaust). Exchanged MAF for new replacement under warranty. i would show you pictures but my phone is outdated and i cant upload them. Oct 25, 2013 · BenzWorld. maf map, cleaned throttle (as best as i could Diagnose check engine light. Jun 29, 2023 · Rough idle and no acceleration some times the engine shut down. Drove car for awhile and threw another code. I have a 2011 Mercedes ML350 and I have the following codes: P300, P301, P303, P304, P305, P0171 In this video I show how to interpret the fuel trims in order to try and figure out what is causing the trouble code for lean mixture P0171. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! P0171 System too Lean (Bank 1) ) faulty air mass flow sensor: I have a code of 0845 in my history on my 05 Mercedes Benz ML350 computer. If the P0171 Mercedes-Benz is combined with the P0174 Mercedes-Benz code, it’s very likely that the problem is caused by an intake leak. Oct 20, 2023 · The P0101 engine code can appear on all Mercedes models, including the W203, W212, Vito, Sprinter, and ML350. 157 BenzWorld. I recently replaced intake manifold. At idle, if you look at the streaming data, the MAF is registering around 4. Jan 10, 2025 · Understanding the P0171 code is vital to addressing the underlying problem and restoring peak engine performance. thanks in advance :) I have a 2011 Mercedes ML350 and I have the following codes: P300, P301, P303, P304, P305, P0171, P0174 Matt | Mechanical Engineer with 23 years experience in the auto industry, 8 yrs in formula 1 engine testing In European applications, such as is the case with Mercedes-Benz vehicles (like the W203 chassis for example), the P0170-P0173 combo can often be seen first, rather than the omnipresent P0171-P0174 combo which are more commonly seen first in US Domestic and Asian applications. Aug 23, 2016 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Apr 20, 2023 · In this video we go through a Mercedes SLK 200 that is logging a few faults for fuel trim and the wide band oxygen sensor, after not carrying out our pindrag. So your system is struggling to balance the mixture. If there are no intake leaks, the next step is to replace the air filter and clean the air flow meter. This video shows how to replace PCV valve and removing the air intake duct. When a misfire occurs, engine speed will fluctuate. This was on a 20 Mercedes W163 ML350 Oxygen Sensor Replacement Code PO151. If the problem persist the front oxygen (O2) sensor may need to be replaced. Jump to Latest 2003 ML350 163. MAFs and / or MAPs (I don't know which your car has) play a major role in this too. The code means that the correlation between the camshaft and crankshaft positions on bank 1 is incorrect, based on the intake camshaft position sensor. I then replaced the MAF sensor which cleared the codes and the CEL. This means that while your car is idling, there’s not enough fuel in relation to air entering that specific side of your engine. Jun 25, 2020 · By the way, P0171 is mixture too lean Bank 1 and P0172 is mixture too rich Bank 1. I did that but I am still Jun 25, 2014 · Andy (IG @aserrato928) 1987 Porsche 928 S4 1999 Mercedes CLK430 2011 Mercedes GL450 2009 Mercedes E350 2003 Mercedes ML350 Truck ran fine was getting 2 codes P0171 and p0174 both were for fuel trim too lean. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! 2004 Mercedes Benz C230K 1. i visually checked every hose to make sure they are okay but i still get this especially when i turn on the ac. P0172 code gets triggered when the Engine Control Module receives an input signal from the oxygen sensor—also called the air-fuel ratio sensor—indicating that the air/fuel mixture has been running too lean for an extended period of time. This means that there is too much air and not enough fuel in the air-fuel mixture entering the engine. 7:1 by mass. To diagnose the P0172 Mercedes-Benz code, it typically requires 1. When I took the air box off I noticed the gasket that seals the air box The Mercedes ML350 Mechanic is vetted for questions like this. MAF- removed and cleaned with CRC Mass Air Flow Sensor cleaner 3 May 2, 2020 · What is the Cost to Diagnose the Code? Labor: 1. Oct 2, 2023 · How Difficult Is It to Inspect a P0171 Code? It's always best to consult with a professional when dealing with a P0171 engine code. com/w May 7, 2016 · I'm getting a P0171 and a P0174 code on my 2002 c240 with 150k miles. 642 двигатель чип тюнинг Mercedes benz bank p0171 e350 camshaft 2007 engine c280 ml350 matic replace check sensor p0015 code light sensors where magnets Defective speed sensors in the mercedes 722. Theoretically, these two codes mean the fuel mixture is too rich or too lean. 999 which means something wrong with the self adaptation. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. You'll want to check for any problems with the fuel Dec 9, 2024 · The P2187 and P0171 codes both indicate a lean fuel mixture, but they target different conditions. On V6/V8/V10 engines, Bank 2 is generally the side of the engine that doesn’t have cylinder #1. This error indicates that your vehicle’s fuel trim is leaning more towards air (less fuel) than the Engine Control Module (ECM) calculates as the optimal mix. When I took the air box off I noticed the gasket that seals the air box Sep 29, 2017 · Mercedes-Benz owners may notice the check engine light plus P0170 and P0173 codes. They are not expensive and MAFs are often difficult to clean so check them out. Yesterday the CEL came on and when I read the codes they were again P0171 and Jan 8, 2011 · P0171 & P0174. miss fire, Codes P0171, P0174, 0653, 0745, 2091, 0749, 2095, 0629. Common Causes of P0171 Code. Apr 8, 2025 · 1. 2015 Mercedes ML350 4Matic & GLK350 4Matic 2009 Mercedes Mar 3, 2014 · P201D-002 mixture formation unit adaptation,part load mixture too lean. For correct operation of the catalytic converter the ECM is required to keep the air fuel ratio (AFR) at approximately lambda 1, this equates to an AFR of 14. Codes before repair. 0 grams/second of Air 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 into any other repair. 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. Feb 24, 2009 · Hello friends, my 2003 E320 poped a check engine light the other day. Read the article to know possible causes, symptoms, and descriptions. Come join the discussion about your R170/R171/R172 SLK, or Jul 23, 2017 · 2004 C240 2. This Sep 11, 2019 · Mercedes Benz Code = 0341 Self-adaptation of mixture formation for enrichment at partial load for the left cylinder bank is above the permissible limit. [P0172] P201D-008 mixture formation unit adaptation,idle mixture too lean. OBD2 Code P0301 Mercedes definition: A P0301 Mercedes code means that the the car’s computer has detected that one of the engine’s cylinders is not firing properly. Note: This DTC is very similar to P0171 Mercedes, and in fact your vehicle may show both codes at the same time. Stored code p2187, p0171, P0174 for system running lean. For someone who's not a technician, it's sometimes challenging to check and address this problem. This fault code is stored in the Engine Control Module (ECM) when the ECM is no longer capable of controlling the air fuel ratio. Feb 8, 2013 · This might come in handy for some people: Mercedes Fault Codes Fault Code Fault Description Area B1000 HRA Headlamp range adjustment: The supply voltage of the control unit is too low (Undervoltage) Body B1004 LCP Lower Control Panel: Control unit does not match vehicle Jun 14, 2020 · Code P0301 Mercedes-Benz Description. I have been getting the 2 different bank lean codes, P0171 and P0174. P0301 Mercedes-Benz Code - Cylinder 1 Misfire Detected Aug 26, 2024 · Mercedes e350 2007: q&a on p001885, p0170, p0173 & more Mercedes code p0702 Mercedes transmission code. I replaced th3 pcv. Moderator : Join Date: Mar 1999. any help is Nov 9, 2017 · P0171 and P0174, running too lean. Hello, Just installed a 6. Sep 29, 2022 · Code P0171 Mercedes-Benz Description. Understanding Mercedes Codes P0171 and P0174. Sensor Fail P0131 P0130. [P0171] P201E Y62y5 (cylinder 1 injector)(P0205) P201E Y62y5 (Fuel injector cylinder 5)(P0205) P201E-001 CAT effect too small If the P0171 Mercedes-Benz is combined with the P0174 Mercedes-Benz code, it’s very likely that the problem is caused by an intake leak. Remember that Mercedes-Benz V6 and V8 engines utilize two spark plugs per cylinder. I am getting a P0171-174 code. How to Fix. Most of the time, these Mercedes-Benz fault codes are caused by a defective Mercedes Mass Air Flow Sensor (MAF) sensor. Location: Tucker, Ga USA MERCEDES Benz Master Guild Technician Jun 21, 2014 · Joined Dec 5, 2010 Messages 3,105 Reaction score 6 Location North west london Your Mercedes C63 Wagon in black I got a check engine light with some rough engine idle on my Mercedes W212 (E300 2011) a few days after replacing an ignition coil: https://www. 6L Pulled codes a few days ago and showed both bank 1 and bank 2 lean. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive Apr 10, 2022 · Ok I have a puzzler. I took it to the dealer to have the B service performed and they said the precat O2 sensor needed to be replaced. A forum community dedicated to Mercedes SLK owners and enthusiasts. 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. youtube. Sep 29, 2022 · (p0171) If the P0171 is combined with the P0174 code, it's very likely that the problem is caused by an intake leak. Anthony. 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