Duramax mass air flow sensor problems

duramax mass air flow sensor problems Remove the clips securing the air filter housing and lift out the air intake tube. This article will talk about Duramax mass air flow sensor problems and how the issues occur. P0237,P0238,P0335,P0336,P1345 Diagnostic set conditions B Mass Airflow (MAF) Circuit High Air Flow and High Voltage Output. The car runs rich at idling or lean when running. Diagnosing GM Digital Mass Air Flow Sensors P0101 Feb 24, 2012 · The air mass information is necessary for the ECU to correctly balance and deliver the correct amount of fuel to the engine. Oct 22, 2018 · 03/31/2021 10/22/2018. The most common diagnosis reveals an underboost problem. The MAF sensor itself is often quite expensive, as you sometimes have to replace the whole MAF sensor housing. If any of these conditions are present you most likely will have a converter with a Broken Substrate or one unable to keep up performance. 4. Fitment: 2003-2007 Chevrolet C4500 Kodiak. The mass air flow sensor, or MAF for short, has a critical role in the operation of an engine. Shouldn't the mass air flow sensor dictate the voltage going out to the ECM? While plugged in, there is erratic non-detectable voltage, on/off, on/off. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Nov 12, 2018 · Duramax - Mass Air-Flow Sensor Troubleshooting & Maintenance Back about the time the auto makers began using electronic fuel injection, they discovered that for the onboard computer to correctly calculate the fuel/air ratio, they needed to measure the incoming air flow to the engine. 6 Duramax w/122000klm. Sep 09, 2021 · 2005 Silverado 2500 HD: 000 miles. 3. 5 truck. 63 sq-in. 6L Duramax LML. Even the sensor itself can be expensive. Oct 31, 2007 · Typically the sensor is 147. P0299 turbo or super charger under boost. The engine control module (ECM) uses the MAF sensor signal to provide the correct fuel delivery for all engine speeds and loads. 6 6l Duramax Vgt Solenoid Actuator Replacement Procedures. A small quantity of air entering the engine . You'll notice a rougher idle at first, but then you'll start having bigger problems like the engine misfiring. Jul 13, 2008 · The actual air flow would be based on the area difference between the two intakes where the MAF sensor is placed. Bad Temperature Sensors. $ 64. We will cover exactly what that means and potential fixes for it below. Reset code and drive vehicle. Example 3 A sensor with a dirty sensing wire or not measuring all the air (air leak downstream) may rise too slowly. Luckily, replacing the MAF sensor is often very easy and done in 10 minutes for most car models. The MAF sensor is an air flow meter that measures the amount of air entering the engine. i took it by orileys and they put computer on it, says its mass air flow sensor. MAP Sensor Failure; Allison 1000 Transmission; Fuel Injector Failure (#4 Injector) Finding 3 problems with the L5P was difficult. The job of the mass air flow sensor . P0103: Mass Air Flow (MAF) Sensor Circuit High Input. Nov 12, 2018 · Duramax - Mass Air-Flow Sensor Troubleshooting & Maintenance Back about the time the auto makers began using electronic fuel injection, they discovered that for the onboard computer to correctly calculate the fuel/air ratio, they needed to measure the incoming air flow to the engine. 102 Posts. Qualified mechanics look for any damages in the electrical connector, sensor, wiring, air cleaner, loose hose clamps, intake or vacuum hoses, and repair or replace the MAF. P0101 belongs to a range of trouble codes (P0100 to P0104) that refer to a MAF circuit malfunction. Thes two items corrected their respective fault codes. Symptoms of a Faulty Mass Air Flow Sensor Solution to this problem is placing an additional temperature sensor along with the air volume sensor. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Jun 26, 2015 · Chevrolet Silverado 1999-2006: How to Clean or Replace Mass Air Flow Sensor (MAF) How to Clean or Replace Mass Air Flow Sensor (MAF) Air flow metering is vital for your Silverado's engine to function correctly. ·. Check codes and P0101 and P0299 reappeared. Oct 23, 2011 · Registered. TEST 2: Testing The Ground Circuit. If there is an imbalance in the ratio, it might cause problems with the MAF sensor. Nov 18, 2015 · The troublecode P0102 is set when the MAF sensor signal voltage or frequency is below expected values. Mar 12, 2016 · P0102 Trouble code definition. As an example, an idling Duramax will flow approximately 37 g/sec of mass air with the EGR off. My truck was having issues, and after eliminating the obvious stuff, we changed the MAF and the problems went away. ”. Symptoms of a Faulty Mass Air Flow Sensor Sep 09, 2021 · 2005 Silverado 2500 HD: 000 miles. When a vehicle's mass airflow sensor is faulty or defective it can cause a variety of problems, and usually results in very poor performance from your engine. Jan 02, 2018 · P0101 is not a maf code, but instead it is a mass air fliw outside of the desired range code. P0103 is the code for a problem with the Mass Airflow (MAF) Sensor having a high voltage output to the Engine Control Unit (ECU). Some of the most common symptoms of a bad Mass Air Flow sensor in Mercedes Benz cars are: Engine dies, stalls soon after you start it. The mass air flow (MAF) sensor is an air flow meter that measures the amount of air entering the engine. The source of the problem is the sensor range voltage is lower than normal or required by the ECU to function properly. Jun 01, 2020 · Symptoms of a bad mass air flow sensor As a result, a bad mass air flow sensor causes various driveability problems, including a no-start, stalling, lack of power and poor acceleration. the Mass air flow sensor. The P0101 code can often be associated with a P0100, P0102, P0103 and P0104 codes. Before replacing the mass air flow sensor, try replacing the air filter and cleaning the air flow sensor with low compress air or mass air flow sensor cleaner. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … P0101 Mass Air Flow 1. P0171: System Too Lean (Bank 1). Jul 28, 2017 · P0101 mass air flow sensor and yes I have rest it with a scanner. Feb 28, 2018 · The 8-pin mass airflow sensor (MAF) typically produces an output frequency (Hz) signal, which varies depending on the amount of air flowing through the sensor. Basically this means that there is a problem with the Mass Air Flow (MAF) sensor or circuit. SKU: MAF0120 Categories: Sensors and Wiring for 2011-2016 6. P0104 Mass or Volume Air Flow Circuit Intermittent Sep 09, 2021 · 2005 Silverado 2500 HD: 000 miles. P0102 Mass Air Flow MAF Circuit Low Technical Description. Had a P0401 egr code replaced filter and cleaned the MAF which had a obstruction in it. Feb 16, 2017 · Q: Get P0101 MAV (Mass Airflow) code in a 2006 GMC 2500HD 6. The symptoms of a bad mass air flow sensor include low engine power, poor fuel economy, an engine that won’t start, a check engine light on the dash and a gas smell from the exhaust fumes. If you get any of these codes P0100, P0101, P0102, P0103 and P0104 you most likely need your MAF replaced. Jun 26, 2015 · Chevrolet Silverado 1999-2006: How to Clean or Replace Mass Air Flow Sensor (MAF) How to Clean or Replace Mass Air Flow Sensor (MAF) Air flow metering is vital for your Silverado's engine to function correctly. It passes this information onto your Silverado’s ECU. Aug 04, 2020 · I have a 2006 GMC 2500HD SLT with the LBZ Duramax, all stock except I removed the EGR valve about 10 years ago. P0103 Mass or Volume Air Flow Circuit High Input. If a vehicle’s mass airflow sensor underestimates airflow, the ECM determines that the mixture is too lean and adjusts fuel trim to compensate. I hope this solves the problem although I'm thinking of modifying the exhaust filter and doing a DPF delete. i. P0101 is the general code for a problem with the Mass Airflow Sensor (MAS) operating range and/or an engine performance issue. Jun 16, 2010 · Joined Sep 29, 2012. For 6. Aug 06, 2019 · The mass airflow sensor (commonly abbreviated to MAF) is one of the most important engine management sensors. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … When the EGR system operates, the ECM is essentially looking for a change in the MAF (mass air flow) signal to verify that a part of the engine’s combustion “air” is coming from another source than the air box. If you have more burnt fuel, you’ll see more black smoke. The Code P0103 code is often associated with a P0100, P0101, P0102 and P0104 codes which are closely related. P0237,P0238,P0335,P0336,P1345 Diagnostic set conditions B Exhaust leaks or Boost leaks, you can usually hear a boost leak as a high pitched squeal or unusual rushing or whooshing air sound under load. I had a new air flow system put in my 2007. After driving 2 blocks light is back on. It will then relay this information back to the engine control unit. Clogged Air Filter. Up to date maintenance with recent fuel, oil + filter and air filter changes about 3000 miles ago. The difference between the two codes is that the PCM has identified the sensor output as faulty for a P0102 code. Example 4 Another approach would be to graph both the TPS and the MAF sensor because they should essentially produce a Aug 09, 2015 · They didn't have the sensor so I have one on order. Jun 14, 2015 · The Mass Air Flow (MAF) sensor measures the amount of air ingested by the engine. A contaminated or bad air flow sensor will, in most cases, show lower air flow readings than a known good one. Best place to buy Turbochargers for 2002 GMC 6. fault codes. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Before replacing the mass air flow sensor, try replacing the air filter and cleaning the air flow sensor with low compress air or mass air flow sensor cleaner. Check your owner’s manual to locate the MAF sensor for your specific car. What causes the P0101 code? Before replacing the mass air flow sensor, try replacing the air filter and cleaning the air flow sensor with low compress air or mass air flow sensor cleaner. Hot-wire MAF sensor is the most commonly used sensor. Now that we know that the mass air flow (MAF) sensor is getting juice, the next step is to make sure it's getting Ground. (Mass air flow sensor) diagnosis time. The powertrain control module (PCM) uses the MAF sensor signal in order to provide the correct fuel delivery for a wide range of engine speeds and loads. Here is a list of Chevy Duramax diagnostic codes to help you in figuring out what is wrong with your vehicle. 2006-2007 Chevrolet Express 2500 Oct 23, 2011 · Registered. P0101 Mass or Volume Air Flow Circuit Range/Performance Problem. Save. P0102 Mass or Volume Air Flow Circuit Low Input. A bad mass airflow sensor can leave your Chevy Silverado’s engine running rough, or even inoperable. 95 Add to cart. Example 4 Another approach would be to graph both the TPS and the MAF sensor because they should essentially produce a Sep 02, 2021 · Diagnostic trouble code (DTC) P0101 code stands for “Mass or Volume Air Flow ‘A’ Circuit Range/Performance. The most obvious problem is restricted airflow from the air cleaner to the MAF sensor which can be a clogged air filter. Inspect for the EGR valve sticking open. black smoke. 6L LML Duramax, Hitachi. Inspect the mass air flow (MAF) sensor for obstruction, contamination, and damage. P0102 is a very common trouble code in the Chevy Silverado. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … How to repair P0101 code Mass or Volume Air Flow Circuit Range/Performance Problem The Mass Air Flow (MAF) sensor is placed in the stream of intake air. EGR I have a 2005 duramax lly model , I recently replaced the Mass air flow sensor and barometric pressure sensor. Leaking Injectors. At zero air flow (engine stopped) the sensor output voltage should be equal to 0. Aug 14, 2019 · A good Mass Air Flow sensor lasts long and keeps your vehicle out of problems for many years. Mechanic's Assistant: What is the model/year of your GM? 2009 GMC Sierra 2500HD duramax. If you have a 2001-2004 Duramax 6. 014 v to 4. P0401 insuffiecient egr flow detector. #13 · Aug 10, 2014. What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles that have a mass airflow sensor. That said, **Usually** you need 2 or 3 of the 6 symptoms present with no other explaination for it to warrant changing the MAF sensor. The CEL came on and the the DIC 'Reduced Power" notice. . P0113 intake air temp circuit signal high. 5 duramax 2500 HD LTZ and it started throwing the mass air flow code, I installed a new mass air flow sensor and it runs fine for about 10 days then throws the code again. This sensor provides the ECU with a live reading of the air density being pulled (or forced in the case of boost) into the engine. Bad Mass Air Flow Sensor. Hot-wire MAF sensors often become dirty causing a P0102 code. A faulty MAF sensor can cause your vehicle to run too rich or run too lean. 6L Duramax . The 3 Most Common Duramax L5P Engine Problems. The code P0102 code is often associated with P0100, P0101, P0103 or P0104 trouble codes as they are closely related. Lean Running Condition The air is then mixed with the fuel, and combustion is the result. P0102: Mass Air Flow (MAF) Sensor Circuit Low Input. Mar 01, 2021 · A MAF sensor needs to run properly because the ECU needs information about the amount of air in the engine. P0102 mass air flow signal low. . 6L 01-07 LB7 LLY LBZ Duramax. Output signal of MAF, made by BOSCH is a variable voltage in the range 1 - 5V, whose value depends on the mass of air flow through the sensor. You see, more fuel than air in the combustion chamber will cause more fuel to get burnt. The PCM detects that the actual MAF sensor frequency signal is not within a predetermined range of the calculated MAF value for more than 4. Back about the time the auto makers began using electronic fuel injection, they discovered that for the onboard computer to correctly calculate the fuel/air ratio, they needed to measure the incoming air flow to the engine. 6 LB7 diesel pickup or are looking to buy one, here are some common issues and problems we have run into in our shop. Maintaining a proper air-to-fuel ratio is crucial for safe driving. How to repair P0101 code Mass or Volume Air Flow Circuit Range/Performance Problem The Mass Air Flow (MAF) sensor is placed in the stream of intake air. May 24, 2018 · Reading Time: 2 minutes [vc_row][vc_column][vc_column_text] Code P0101 Definition Mass Air Flow (MAF) Circuit/Performance Malfunction Code P0101 Meaning The mass air flow (MAF) sensor measures the amount of air entering the engine. 1 - Can Mass Air Flow sensor be. It's normally set by aftermarket air filter/boxes, air leaks in the intake tract, maf installed backwards, or something that has altered the amount of air going into the engine like an intake leak, boost tube leak, egr valve flowing when it shouldn't, or an engine . Command the valve to 20%. It measures the intake flow rate by measuring a part of the entire intake flow. Mass Air Flow Sensor Maf How It Works Symptoms Problems. May 13, 2021 · Mass Air Flow Sensor MAF . The ECM interprets the signal frequency and displays it in grams per second on your scan tool. The mass air flow (MAF) sensor, part of your vehicle’s electronic fuel injection system, is responsible for calculating the total amount of air entering the engine. If you are using a cold air intake, the MAF sensor might not be calculating properly. If there are no visible problems, then the mechanic will conduct a circuit test using a multimeter with a digital display to get the sampling rate and sensor range readings . Mass Airflow (MAF) Circuit Low Voltage Input. I have had it checked by two mechanics and they both say the same thing that . Know what other customers are saying Another thing you should consider to get the best Mass Air Flow Sensor is to learn what other customers are saying about it. Jun 02, 2021 · The hood scoop draws in cooler air and provides a ram air effect which improves turbo efficiency and reduces lag, resulting in overall better performance. P0101: Mass Air Flow (MAF) Sensor Circuit Range/Performance Problem. #2 · Oct 24, 2011. This engine is the base platform that today’s 6. The MAF Sensor has low voltage output problems which may have several causes. The problem is, EFI limits the darn grams/second in . 2003-2007 Chevrolet C5500 Kodiak. The MAF is located on the intake of your Silverado just before the throttle body. Jun 28, 2013 · Hi, I have a bone stock 2007. 95. Bad or Lazy (80,000 + Miles) Upstream O2 Sensor. lately, if i get on the gas hard it is very sluggish. Air filter and fuel filter changed, air induction system and intercooler checked for leaks, EGR valve removed and cleaned, mass airflow sensor removed and cleaned. Question: My mass air flow sensor on an 88 Camaro 2. Dec 10, 2015 · These are stored in response to a problem found in the truck by the system. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … A sensor out of calibration may rise too quickly in reaction to the rpm. When the EGR activates (say 10% . Jun 10, 2014 · P0101 - Mass Air Flow (MAF) Circuit Range/Performance Problem. Jan 13, 2015 · Bad Turbo Problems Symptoms And Repairs Blown Turbo Noise. This could cause an acceleration problem. May 25, 2012 · The mass air flow (MAF) sensor is integrated with the intake air temperature (IAT) sensor. The reduced power didn't last long, but the diagnostic code remained -- 0101. Mass Air Flow Sensor Quick Test To Tell If Bad Or Dirty. Also have had loss of power a few times when pulling a 5th wheel trailer and tank falls below 1/4 full. You’ll notice if the tailpipes eject black smoke or when the engine runs rough or backfires. When the EGR system operates, the ECM is essentially looking for a change in the MAF (mass air flow) signal to verify that a part of the engine’s combustion “air” is coming from another source than the air box. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Aug 20, 2017 · 08 Chevy Kodiak c4500 duramax desiel i replaced the MAF sensor because the code reader said P0102 now it says P0087 that is the problem but everytime I'm hauling something the engine always decreases its speed when going uphill then the engine light come on so I reset the system good until the hills and back to square 1 what do you think I should do to fix it and what parts should need The MAF Sensor has low voltage output problems which may have several causes. 6 Diesel Common Issues and Problems. OBD-II Check Engine Light Trouble Codes for the Duramax below: P0100 Mass or Volume Air Flow Circuit Malfunction. Other MAF sensor circuit DTC trouble . This guide will show you how to replace the Mass Air Flow (MAF) sensor on Mercedes Benz. 72,000 miles on it. Another three hours at a diesel specialist shop turned up . When the sensor gets dirty or clogged, bad things start to happen. Just be alert for these common symptoms: 1. A bad mass air flow sensor is often the likely culprit if your car isn’t running as it should. If the check engine light comes back on with code P0171 continue the diagnostic process. Mass Airflow (MAF) Circuit High Air Flow and High Voltage Output. Pressure Sensor Mass Air Flow Sensor Mass Air Flow (MAF) Sensor Performance 1. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Mass Airflow (MAF) Circuit High Air Flow and High Voltage Output. My question is: would a faulty mass air flow sensor cause my truck to not do the regen or clean the exhaust filter. P0700 trans control system fault. 02V. Miss Fire (Coil Packs) Bad or Old Spark Plugs. Mechanic's Assistant: Are you fixing your Sierra 2500HD yourself? What have you tried so far? Yes, replaced MAF Sensor, Cleaned Sensor, Aug 31, 2011 · I am running a True Flow Extreme Duty air filter system on my 2005 Duramax 6. This sensor calculates how much air to mix with the fuel. So for a given MAF voltage reading, there is 1. Mass or Volume Air Flow Circuit Low. P0101 is hardly ever a maf code. Use a flathead screwdriver to unfasten the air intake hose clamp at the throttle body. 56 times more air flowing. Engine load information—which is used for things like EGR scheduling, shift timing, and spark timing—also comes from the MAF sensor. 6L. Aug 05, 2020 · Introduced in 2001, the LB7 is the OG 6. Aug 08, 2012 · Duramax. 670 v 11 kg/hr to 1620 kg/hr Detects an in range sensor fault It can also detect an open circuit The delta between expected MAF and measured MAF > 2d look-up see chart 1. run engine at idle look at the data normal mass air flow reading is 30 - 34 g/s i had one that was reading 184 g/s that couse no boost untill 3000 rpms no power no code only when i run the koer test would pop egr flow code i hope this helps. 00 CDN, and 3 minutes to change. Ground is provided by the black with white stripe wire and is the wire labeled with the letter C in the photo above. Mass Airflow (MAF) Circuit Operating Range or Performance Problem. The air is then mixed with the fuel, and combustion is the result. There is a sensor on the air intake called the mass air flow sensor. 6L Duramax. 2 Posts. Spanning six different variations and nearly 20 years of production, the LB7 has certainly proved to be a reliable and durable platform. Joined Aug 3, 2009. Jul 12, 2010 · Repairing the cause of the missing voltage will solve the MAF problem. It’s been on for a number of years now, and I’ve replaced the air filter element, the mass flow sensor and cleaned them all, but still can’t get the CEL to go off. For instance, OEM = 4" diameter =12. Fortunately, detecting bad MAF sensor symptoms is not rocket science. 6L L5P Duramax is built off of. Diagnosing GM Digital Mass Air Flow Sensors P0101 Jul 09, 2021 · Often mass air flow sensor readings are measured at idle, 1,000 RPM, 2,000 RPM and 3,000 RPM. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Aug 05, 2020 · Introduced in 2001, the LB7 is the OG 6. Jun 22, 2020 · The mass air flow (MAF) sensor is an important component which the engine control unit depends on. Feb 24, 2012 · The air mass information is necessary for the ECU to correctly balance and deliver the correct amount of fuel to the engine. 2006-2007 Chevrolet Express 2500 Nov 09, 2020 · The Mass Air Flow (MAF) Sensor was removed from F-Series vehicles with Federal calibrations beginning in November 2004. Jun 10, 2015 · The MAF (Mass Air Flow) sensor is in charge of keeping track of the amount of air going to your engine. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … If a vehicle’s mass airflow sensor underestimates airflow, the ECM determines that the mixture is too lean and adjusts fuel trim to compensate. Jun 06, 2016 · Mass Air Flow MAF Sensor For 2013-2016 6. Quick test to tell if Mass Air Flow Sensor is bad or dirty which could be causing your car or truck to run bad or keep cutting off. Mar 12, 2016 · P0103 Trouble code definition. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Aug 29, 2021 · A Mass Air Flow Sensor costs $100 and $400 while the labor costs $40 to $150. Jan 15, 2019 · Unplug the electrical connector on the mass air flow sensor. NOTE: Make sure that all other parts of your vehicle have cooled down (6-8 hours inactive) before doing this test. 98V - 1. 56 sq-in and maybe an aftermarket might be 5" diameter = 19. When the flow of air enters the fuel injection system of the engine, the mass air flow sensor will analyze how much air is flowing in there. This code is similar to P0100 – MAF sensor circuit malfunction. In addition, a faulty mass air flow sensor might cause the Check Engine or Service Engine Soon light to come on. 0 seconds. The Code P0103 code is often associated with a P0100, P0101, P0102 and P0104 codes which are . Lean and/or Rich Diagnostic Trouble code (s). I now have the CEL on and can’t seem to do anything to get it off. This article applies to the Chevrolet Silverado GMT800 (1999-2006). What the P0101 code means. A MAF sensor measures the density of the air entering the intake manifold. The higher the sensor frequency, the higher gram per second value displayed (figure 1). Jun 05, 2012 · Despite another day at the dealership no problem could be found. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … The mass air flow sensor, or MAF for short, has a critical role in the operation of an engine. Jul 13, 2021 · Duramax - Mass Air-Flow Sensor Troubleshooting & Maintenance. Jul 28, 2014 · Re: 2008 Chevy Kodiak c4500 duramax desiel code reader. The mass air . Check engine light code P0101 is set when the measurement of air entering the engine by the mass air flow sensor is outside of the manufacturer’s specified range . P0101 mass air flow out of range. If check engine light code P0171 persists after you have reconnected and replaced all damaged vacuum lines and cleaned the mass air flow sensor, perform a fuel pressure test . Oct 11, 2018 · Reinstall the mass air flow sensor and clear the check engine light using FIXD. Mass Air Flow MAF Sensor For 2013-2016 6. 8 reads 5-volt reference between signal and ground while running and unplugged, on the ECM side, at idle. i have a 2008 duramax. The MAF sensor has a battery feed, a ground, and a . I decided to clean the filter. Nov 02, 2018 · Chevy Silverado P0102: MAF Sensor – Circuit Low. If the code comes back, it may be necessary to replaced the mass air flow sensor. GMC and Chevy Duramax LB7 6. A perfect mixture of air and gasoline creates combustion that runs the engine. Over the years these trucks have been really good performers, but they do have some common problems that we see over and over again. - January 13, 2015. I have been running it for a year now and no problems. Jul 12, 2010 · P0100: Mass Air Flow (MAF) Sensor Circuit Malfunction. List of Chevy Trouble Codes (DTC) P0100 Mass or Volume Air Flow Circuit Malfunction P0101 Mass or Volume Air Flow Circuit Range/Performance Problem Sep 09, 2021 · 2005 Silverado 2500 HD: 000 miles. i tow alot of heavy loads. Code P0101 or P0102 Mass Air flow Sensor. Though the air/fuel ratio with a skewed MAF will be compensated . MASS AIR FLOW SENSOR INVESTIGATION. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Aug 08, 2012 · Duramax. 5) Black Smoke. 7 Symptoms Of A Broken Map Sensor. truck wont raise much over 2000 rpm, is very slow, the reduced engine power comes up and check engine light. No dealership or service provider, when contacted, has ever been able to provide us with evidence to support this "myth," and in fact, our investigations have revealed that even authorized dealerships are simply speculating and do not have the test equipment necessary to know whether the sensor has failed or why. This is what propels the car. 670 v The delta between expected MAF and P0102,P0103,P0112,P0113,P0234,P0236 Mass Air Flow Sensor (MAF) Sensor 102 kg/hr to 1620 kg/hr measured MAF > 2d look-up see chart 1. This is a good time to replace the air filter. Jun 11, 2018 · The quickest way to check if your Mass Air Flow (MAF) sensor is the problem is to disconnect your electrical harness while your car is running. Remember that the 2005 production begins around mid-year in 2004, I can't recall for certain when it was added back in, but I know that all the 2006's have an active MAF. mass air flow sensor I have a 2005 Silverado 2500 HD with a Duramx and ever since it hit 50,000 miles in the summer months when it gets hot and I am on the interstate going 60-70 MPH for 25+ miles, it will begin pouring o … Jul 28, 2014 · Re: 2008 Chevy Kodiak c4500 duramax desiel code reader. Still black smoke and loss of power under acceleration. What the P0103 code means. 014v to 4. It means the the Mass Air Flow (MAF) circuit is low, and that it is not performing within its specified operating range. The direct measurement of the air entering the engine is more accurate than calculating the airflow from the Manifold Absulte Pressure (MAP), the Intake Air Temperature (IAT), and the engine speed (speed/density). This is logged by onboard diagnostics when the MAF sensor relays readings that are either irrational or out of range. If the bad mass air flow sensor is causing the engine control unit to limit the air flow into the engine, don’t be surprised if black exhaust smoke comes out of the tailpipe. It should be considered a high priority to . Inspect the MAF sensor. duramax mass air flow sensor problems