P0172 mercedes

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Jan 08, 2016 · P0172 System too Rich (Bank 1) P0174 System too Lean (Bank 2) The codes are telling us that this is a “V” style engine because it shows codes for two engine banks and both oxygen sensors are detecting a rich condition in the exhaust before the catalytic converter. Mar 26, 2020 · What Does the Trouble Code "P0172 System Too Rich" Indicate? By Staff Writer Last Updated Mar 26, 2020 2:30:33 AM ET. John Millar/The Image Bank/Getty Images. P0172 mercedes P0172 mercedes P0172 mercedes P0172 mercedes P0172 mercedes Mercedes Benz W124 Reparaturanleitungen PDF Signalstromkreis 2 der Lambdasonde P0141 St rung der Lambdasondenheizung Nr. It runs fine for a while if you cancel the codes but after a while if you try to accelerate it loses power at around 2500 rpm. P0172 Auto Trouble Code. Parts or components should not be replaced with reference to only a P0172 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing. P0172 is a trouble code that is set when the ECU senses that there may be too much gasoline present in the air-fuel mixture of the engine. A proper air-fuel ratio of about 14.7:1 is vital to obtain maximum engine power and fuel economy. What the P0172 code means Jun 24, 2010 · 2005 mercedes benze C230 ,OBD11 show P 0238 p0172,p0101 ,p0136 ,I know the trouble explanation for these code . pls let me know the procedure for troubleshooting . if some parts needed let me know the … read more Over the weekend, it threw codes P0172 & P0175 - running rich bank 1 & 2 (one was pending, but I don't remember which). Today, I went out and started the car and it was running god aweful. It acted like it was going to die, and I heard a popping sound twice, like the car was backfiring-misfiring. Jun 06, 2018 · Code P0172 Definition Bank 1 has more fuel then it should or not enough air. What Does P0172 Mean? Combustion engines run most efficiently when they maintain an air-fuel mixture ratio of 14.7 parts air to 1 part fuel. Jun 24, 2010 · 2005 mercedes benze C230 ,OBD11 show P 0238 p0172,p0101 ,p0136 ,I know the trouble explanation for these code . pls let me know the procedure for troubleshooting . if some parts needed let me know the … read more Jun 06, 2018 · Code P0172 Definition Bank 1 has more fuel then it should or not enough air. What Does P0172 Mean? Combustion engines run most efficiently when they maintain an air-fuel mixture ratio of 14.7 parts air to 1 part fuel. Jun 24, 2010 · 2005 mercedes benze C230 ,OBD11 show P 0238 p0172,p0101 ,p0136 ,I know the trouble explanation for these code . pls let me know the procedure for troubleshooting . if some parts needed let me know the … read more MERCEDES BENZ CLASS M W163 P0172 P0175 Yeehaw So after injector job it takes a week but now I have these codes. P0172 system too rich bank 1 p0175 system too rich bank 2 I did a search and turned up zilch. Im looking to see if I may have bumped a line loose while working on the injectors. Over the weekend, it threw codes P0172 & P0175 - running rich bank 1 & 2 (one was pending, but I don't remember which). Today, I went out and started the car and it was running god aweful. It acted like it was going to die, and I heard a popping sound twice, like the car was backfiring-misfiring. Jan 20, 2015 · 2009 Mercedes C350 #2 01-20-2015, 01:02 PM pawoSD. Dieselsüchtiger : Join Date: Oct 2004. Location: Grand Rapids, MI. Posts: 15,284 View Photos By: pawoSD. its ... Just came on, pulled up to Checker and P0172 is Bank 1 is too rich, while P0420 is Cat System Below Threashold - Bank 1. ... 1997 Mercedes SL500 2002 Checy Suburban ... 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.youtube.com/w... Mercedes-Benz Owners (MBO) Forum, exists for the benefit of owners of Mercedes-Benz cars. Qualification for membership is for owners of such cars and true enthusiasm for the marque. Membership is extended to non-owners with a genuine interest in the best engineered car in the world. See full list on autoservicecosts.com Jul 27, 2011 · P0172 and P0175 both codes are system too rich (Bank 1 and Bank 2). I reset codes and they came back shortly after. Does this mean I need a new MAF ... Mercedes Benz ... See full list on autoservicecosts.com Jun 06, 2018 · Code P0172 Definition Bank 1 has more fuel then it should or not enough air. What Does P0172 Mean? Combustion engines run most efficiently when they maintain an air-fuel mixture ratio of 14.7 parts air to 1 part fuel. Mar 26, 2020 · What Does the Trouble Code "P0172 System Too Rich" Indicate? By Staff Writer Last Updated Mar 26, 2020 2:30:33 AM ET. John Millar/The Image Bank/Getty Images. When a vehicle has the fault code P0172 and or P0175, it means that computer can no longer automatically adjust the mixture between air and fuel. Code P0172 applies to Bank 1 and P0175 applies to Bank 2. Code P0175 mainly applies to V6 or V8 engines because 4-cylinder engines generally have only one bank, though there are a few exceptions. P0172 engine code provides below are generic codes that may not apply to all vehicles. Car manufacturer uses specific P0172 DTC code that are different from the codes shown below. Foreign vehicles may also use DTC codes different from the generic Engine Diagnostic codes. Sep 11, 2019 · P0171 MERCEDES-BENZ Description This fault code is stored in the Engine Control Module when the ECM is no longer capable of controlling the air fuel ratio. 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 14.7:1 by mass. This is achieved by ... Over the weekend, it threw codes P0172 & P0175 - running rich bank 1 & 2 (one was pending, but I don't remember which). Today, I went out and started the car and it was running god aweful. It acted like it was going to die, and I heard a popping sound twice, like the car was backfiring-misfiring. P0172 Mercedes-Benz 14; P0172 Engine Trouble Code. Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in ... May 02, 2020 · P0172 MERCEDES-BENZ Description This fault code is stored in the Engine Control Module (ECM) when the ECM is no longer capable of controlling the air fuel ratio. 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 14.7:1 by mass. Nov 16, 2018 · Anyways, after about 20 miles of driving the P0172 P0175 codes came back. This time the car does seem slightly sluggish when accelerating but it goes away after giving some gas. I did notice that when I take my foot off the pedal where the speed is < 15 MPH and rpms are between 1400-1000 the car slightly jerks. Jun 06, 2018 · Code P0172 Definition Bank 1 has more fuel then it should or not enough air. What Does P0172 Mean? Combustion engines run most efficiently when they maintain an air-fuel mixture ratio of 14.7 parts air to 1 part fuel.