Extensively. Methods for Containment & Clean-up: Dike area to contain spill. Just out of curiousity since my idle was getting rough I figured I would clean the maf sensor and instantly afterwards the idle returned to a steady smooth idle. Do not dent, puncture, or otherwise damage the honeycell located at the air inlet end of the MAF/IAT. Increase horsepower & improves air/fuel ration and MPG. Is anyone familiar with my problem and can instruct me on where to find the MAF on this truck. I bought the "CRC Mass Air Flow Sensor Cleaner" for 6. located in vwctra c, vectra c maf sensor cleaning, cleaning a 2. Can i use wd-40 to clean it or show more hey guys, I have a car with 53,000 miles on it. The instrument also monitors flow, sensor status, date of last calibration, serial number, laser on-time, and date of manufacture for easy maintenance and warranty management. If in confined space or limited air circulation area, clean-up workers should wear appropriate respiratory protection. Custom units are given as LPM with listed reference conditions at the first mention. Cleaning the MAF sensor is easy-peasy and can make a big difference in the smooth operation and mileage of your vehicle. The Mass Air Flow sensor is used to measure the amount of air entering the engine. This air sensor single-use twin pack cleans gum and varnish from the throttle valves and body for easier starting. Inspect your air filter to ensure it is not dirty and it is seated properly. I believe this is causing the Mass Air Flow sensor to give incorrect readings. is my MAF junk, or fixable? i tried pulling codes but kept getting the code 55 (no code code). Dirty MAF sensor cleaning, spray cleaner, inspection, removal, and. The other two electronics parts cleaners were both 4. I'm preparing to remove my MAF (Mass Air Flow) sensor for cleaning, in preparation for this I bought a cheap set of Torx security bits to remove the two fixing screws that secure the MAF to the air intake pipe. The wire does not have to break for you to damage the MAF sensor. Insertion Flow Meters. Some folks recommend using alcohol because it's usually on hand, and can clean the sensor. FYI, MAF cleaner and throttle body cleaner are the same product, alcohol. mass air flow sensor cleaning guide procedure summary This is a guide to cleaning the Mass Air Flow (MAF) sensor, infamously known to VW owners as a problem part. How To: Clean or replace a worn air flow sensor in your car How To: Clean the mass air flow sensor in a Toyota FJ Cruiser How To: Install Fog Lights on a 93-99 Volkswagen VW Jetta How To: Replace the Engine Air Filter in a 1987-96 Ford F150, F250, or F350. A lot of times, the problems associated with the Mass Air Flow Sensor occur due to dirt and debris buildup. I know how to clean up throttle body, but air mass flow sensor need something like CRC sprayer to clean it. Increases horsepower & improves air/fuel ratio and MPG. Make sure all parts of the electrical and sensor system are in good condition, including: spark plugs, plug and coil wires, coil, distributor (Opti-Spark for the LT1), ignition module, throttle position sensor (TPS) and IAC valve. Seal the sensor in and shake the bag by gripping the sensor housing. A bad MAF sensor will generate a particular code, so it’s easy to tell whether this is the source of your car troubles. An internet search can get you the best price, and it’s an easy DIY job with little risk associated. The mass air flow sensor controls the temperature of the hot wire to a certain amount. Their forum is full of threads. K&N has thoroughly investigated this claim, and has found no evidence to suggest that K&N filter oil is able to cause MAF sensor damage. MAF Sensor alcohol cleaning - Does it work? Ok, so I've disconnected the MAF & the car accelerates better, the revs go up sooner & it runs better. Air changes its density with temperature and pressure. 2 the working bench, airflow grill, inside top portion and side glasses shall be cleaned by wiping with 70% isopropyl alcohol. It is about 1x2 inches and has a wiring plug attached to it and should be visible as soon as you lift the hood. It uses two wires to measure the amount of air flowing into the engine. Have been looking on the internet and most likely cause appears to be Mass Air Flow Sensor. DIY Cleaning Mass Air Flow sensor on your Volkswagen Eos to Restore Lost Power ($10 Fix to Prevent $300 Repair) The TSI 2. The Coriolis Flow Meter technology can measure the mass (weight) of virtually any liquid. • Do not shock it. WARNING be gentle as the sensor is a thin wire and very fragile. Designed to increase horse power, boost accelleration and improve fuel economy. Or they set a code that sends you up barking the wrong diagnostic tree. On my car I notice the MAF has tamper proof torx screws. You can use a MAF cleaner (CRC makes some) or isopropyl alcohol (rubbing alcohol). It's actually an IAT (Intake Air Temperature) sensor he was looking at that he thought was a MAF (Mass Air Flow) sensor and was calling a MAP sensor. I've watched videos on YouTube (because my mechanic told me to replace it and I'm considering cleaning it first as advised by my CarGuru idols) about this topic and would like to ask expert opinion. Genuine Hitachi OEM mass air flow sensor. Didnt have the correct torx security tool so used some grips on the raised screw head took forever but saved me buying more tool bits ill use only once. Also, you could have a bad mass air flow sensor or the snorkel from the mass air flow sensor to the throttle body could be ripped. Cleaning a Dirty Mass Air Flow Sensor. To clean this sensor, remove it from the air box outlet and follow the instructions in the photos below. Page 1 of 2 : How to Clean the GM Mass Air Flow (MAF) Sensor. A clean with isopropyl alcohol will. Move the bag around to get the alcohol to clean the sensor and then take the sensor out and let it dry fully before you reinstall it into the MAF housing. Didn't clean the connectors though, don't think you have to. Cleaning a Mass Air Flow (MAF) Sensor The Mass Air Flow Sensor (MAF or MAFS) detects the amount of air flowing through the car's intake. The mass flow sensor is located in the ducting between the air filter and the inlet manifold. Mass Air Flow Sensor Service Easy step by step guide on how to service an automotive mass air flow sensor, though appearances may vary the process is similar for most vehicles. From the videos I have seen, none of them use cotton buds, they simply spray some substance on the sensor. Injecting water or methanol through the MAF sensor will likely cause it to short out. If your car has coil on plug ignition, you can stress test the coils by making them jump a gap before the spark plug. Cleaning the MAF Sensor can remedy or avoid these symptoms. Clean Your Ford MAF Sensor. Reset code and drive vehicle. Inspect your air intake box and air intake snorkel for any obstructions that would prevent sufficient air flow in the engine. This engine customization tutorial shows you the most basic way to install a 10k resistor in the ICP sensor of a 2001 F250 7. Air changes its density as it expands and contracts with temperature and pressure. Keep in mind, that even if the sensing element on the MAF looks good and clean, this does not mean the mass air flow sensor is producing a correct signal. Install the sensor into the pipe or duct. I know how to clean up throttle body, but air mass flow sensor need something like CRC sprayer to clean it. Clean the sensor with isopropyl alcohol. This 30-minute procedure requires a flat head screwdriver, a plastic freezer bag, rubbing alcohol, latex gloves and a towel. • Do not shock it. The theory of operation of the hot wire mass airflow sensor is similar to that of the hot wire anemometer (which determines air velocity). Remove the mass air flow sensor from the car or truck. Our 2000 Ram Air Transam was not running well, under power it would stumble so you had to take it real easy. how to clean mass air flow sensor vauxhall, how to clean mass air flow metor sensor vectra c gsi 3. Looking at the spec sheet, the evaporation rate is the same as the MAF Cleaner, but again the propellant is HFC-152a. Take the sensor off the housing and put it in a ziplock bag with some 91% rubbing alcohol. This measurement is used by the engine computer or ECM to calculate proper amount of fuel injected into the cylinders in order to provide optimum combustion and low emissions. Most of the work I've had done is by my local place. Easy step by step guide on how to service an automotive mass air flow sensor, though appearances may vary the process is similar for most vehicles. I knew better than to use acetone or toluene (such as found in carb cleaners) since that will dissolve the surrounding plastic & possibly settle onto the sensor itself. You will also usually be able to see dirt or grime on the MAF just from opening your hood and looking at it. A mass (air) flow sensor (MAF) is a sensor used to determine the mass flow rate of air entering a fuel-injected internal combustion engine. It is the job of the air filter to keep that all that junk off of the MAF, as well as out of your engine. This tech article was originally posted at FordF150. This information is used to regulate how much gas is in sent into the engine so you can have the proper air to gas ratio. With the mass air flow cleaner and tools in hand, locate the MAF sensor in the air duct between the air filter box and the throttle body. If the code comes back, it may be necessary to replaced the mass air flow sensor. Roll your filter in a few paper towels inside and out after oiling to get all the loose excess off, then let dry for an hour or so before installing or at least running the engine. Have been looking on the internet and most likely cause appears to be Mass Air Flow Sensor. The MAF sensor could get contaminated or damaged. The sensor is likely overly sensitive. It utilizes the stock Mass Air Flow sensor for easy installation and seamless smooth response on the street or at the track. Modifying the Mass Air Flow Sensor This page dicusses how to calibrate your MAF when you've upgraded to larger fuel injectors. Most of the work I've had done is by my local place. Do not touch or scrub the MAF sensor's wires because they are very delicate and could break. Tried cleaning MAF with alcohol but no luck. If extra air slips past the throttle body without being accounted for by the computer, you're running lean. The MEMS thermal mass flow sensor of claim 23 wherein: said the ultrasonic acoustic wave emitter be used to clean up the sensor surface active region in a periodical cycle base. ), see the list of makes and models this MAF sensor cleaning info applies to on the previous page (part 1 of this article). You will be able to see when it's clean as the metal strip inside will look shiny. If you're using an aerosol, just spray (gently!) inside and out. Can i use wd-40 to clean it or show more hey guys, I have a car with 53,000 miles on it. How To: Replace the Mass Air Flow Meter Sensor on a 96-98 Volkswagen Jetta or Golf How To: Clean or replace a worn air flow sensor in your car How To: Replace the front oxygen sensor in a Saturn S series How To: Replace a Saturn S-Series engine coolant temp sensor. The solution was to remove the sensor and use Q-tip with rubbing alcohol to clean the wires. 99 (which of topic I would not recommend since its fitment is not 100% like stock but does the job. Seal bag and gently shake it to help the alcohol remove buildup on the sensor for about 3 mins or so. How To Clean Mass Air Flow Sensor – YouTube videos. Mount the instrument so that no shadow will be cast on it at any time of day and of the seasons, from obstructions such as buildings, trees, or any other obstacle. I started at the Air filter, and worked my way to the throttle body, but found nothing that resembled the photos the author provided. Cleaning it is really safe. I decided to give the MAF Sensor a clean (it looked in perfect condition when removed) and it has all gone away and power has improved noticeably. So the short answer to your question is yes, it can look clean and still be dirty. Try that before replacing the sensor itself. The Mass Air Sensor is mounted outside the engine and has absolutely no physical connection with its liquid fuel system. To clean them, blast the same cleaner up inside the stalk until the wires are nice and clean. A mass (air) flow sensor (MAF) is a sensor used to determine the mass flow rate of air entering a fuel-injected internal combustion engine. Ultrasonic Flow Meters. For example, in some Mazda Skyactiv engines, a failed mass air flow sensor could cause the engine to crank but not to start. The mass of air that is flowing thru the air intake system is metered so that the computer can calculate the amount of fuel that has to be injected. I heard if your Mass Air Flow sensor is dirty, it really hurts your performance, and by simply cleaning it you will gain hp and performance. Just a note - you don't need "mass air flow sensor cleaner", it's a bit of a marketing scam. ran like crap after that. Be very careful when performing this task. This procedure should work on most Ranger Mustang Taurus F150 etc. 2007 Toyota Corolla check engine light on, and error code P0170(system too lean). The FDT-25 handheld ultrasonic flowmeter is designed to work with clamp-on transducers to enable the flow of a liquid within a closed pipe to be measured accurately without needing to insert any mechanical parts through the pipe wall or protrude into the flow system. It enhances the performance by helping avoid rough idle, poor performance, reduced mileage, and no start. K&N filters replace original paper filters to increase air flow with excellent filtration. NOTE: Remove the inner spacer from the 3” Coupler BEFORE installation; it is not needed in this application. Also, you can avoid the costly replacement of the MAF Sensor by cleaning it regularly. Precision instruments need maintenance. It uses two wires to measure the amount of air flowing into the engine. removed MAF from housing, cleaned with MAF cleaner, let sit, then reinstalled. The solution was to remove the sensor and use Q-tip with rubbing alcohol to clean the wires. The contact cleaner is actually designed for that sort of thing, and I used it to clean the wires off, as well as the screen in front of the MAF wires. Mass Air Flow Sensor Removal, Cleaning & Installation A Fix For A Missing Engine. Most of the work I've had done is by my local place. Ventilate the area with fresh air. Buy CRC Mass Air Flow Sensor Cleaner, 4. Mass Air Flow Sensor Service Easy step by step guide on how to service an automotive mass air flow sensor, though appearances may vary the process is similar for most vehicles. The Mass Air Flow sensor is a very delicate sensor. This procedure should work on most Ranger Mustang Taurus F150 etc. Note: Make sure the printer is turned off and disconnected from the power supply when doing this. If the code comes back, it may be necessary to replaced the mass air flow sensor. Cheap flow sensor, Buy Quality birds birds directly from China sensor flow Suppliers: blue bird U13 SR20de AIR FLOW SENSOR / U13 Mass air flow metre 22680-59J00 / 22680 59J00 / AFH50-07 / AFH50-07 92-95% new Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. Except for intermittent removal of the sensor from the line for cleaning, there is no routine maintenance. The flow sensor will need to be replaced if the technologist notices this occurring. Although most of. Was around 20-21. Replacing the MAF sensor is the only solution to this complication. Self-draining designs are available for sanitary applications that meet clean-in-place requirements. The actual MAP sensor is on the manifold. If vehicle's performance returns to normal after cleaning the wires, the sensor it won't need to be replaced. it idles at 700rpm and runs very rich. clean out the MAF sensor with some alcohol Read More. 1°C (70°F) and 101. Spray the alcohol liberally over the MAF sensor. Basically a Mass airflow sensor (MAS) monitors the mass of air entering a vehicle’s fuel injection engine, and passes that data to the. Many times erratic flow bench readings can be caused by problems with the hoses which provide the pressure readings to the fluid manometers and/or pressure sensors for the flow bench electronics like Performance Trends Black Box II or the SuperFlow Flowcom. I know with AFM's you use 'Electrical Contact Cleaner' from a spray can on the sensor to clean it - not sure about MAF though sorry ^^^ What he said. I am going to clean out the housing and clean the sensor. A leak in this duct isn't technically a vacuum leak—it's a metered air leak. I've heard different opinions about cleaning MAF. Dampster proposed the instrumentation for the mass spectroscopy. The sensor element itself in the MAF sensor is incredibly sensitive. Before you decide what to do we strongly suggest you first read this article on the various fuel injector cleaning methods. Took the car out and problem solved. Locate the MAF Sensor- It'll be in between the air filter. So the short answer to your question is yes, it can look clean and still be dirty. The design of it is a very carefully designed air metering device and it uses Bernoulli flow dynamics to get the air to flow into and out of the sensor properly. If this does not work, then you need to replace the mass air flow sensor. This is mainly for "Hot Film" Style Sensors With a dirty MAF, you usually have flat spots at a certain Rpm. This article applies to the Ford F-150 (2004-2014), and the F-250, F-350 Super Duty (2005-2014). Try to purchase a new maf from the dealers and eat the cost then buying some cheap one off ebay. Many VAF sensors have an air-fuel adjustment screw, which opens or closes a small air passage on the side of the VAF sensor. Mass Air Flow sensor, cost? how long last? cleaning, but a lot of them are hot wire types that use the amount of currnt necessry to keep them hot to assess how. About 26% of these are auto sensors, 5% are sensors, and 3% are flow sensors. It does this by measuring heat changes between a pair of "hot wire" sensors, by comparing current flow through them. If you use the wrong kind of cleaner on the MAF sensor and it leaves a residue, it can burn a little wire if it's a hot-wire MAF sensor. The Benefits of Cleaning Your Mass Air Flow Sensor The more oil and dirt accumulates on your MAF the worse it serves it's purpose. how to clean mass air flow sensor vauxhall, how to clean mass air flow metor sensor vectra c gsi 3. When unattended for a long time, the defective MAF may render the engine completely inoperable. Remove air duct hose. Special electrical cleaning stuff found at Radio Shack and Q-tip. The MAF sensor is located on most Jaguars immediately after the air filter box within the so called air flow meter tube which attaches to the throttle body air feed pipe. Mass air sensors are very much in the Leave it the fuck alone category. 00 for the part and 1 hr. Is there a way to clean the mass air flow sensor in a 2008 silverado? I'm getting what I think is bad gas mileage and I have heard that there could be some oil from the pre-oiled K&N Filter I have on the Mass air flow sensor and that is what could be screwing it up. I've heard people use like 90% rubbing alcohol and soak it in a big then let it dry. Mass air flow sensors are notorious for occasionally not setting any diagnostic codes when malfunctioning. I know how to clean up throttle body, but air mass flow sensor need something like CRC sprayer to clean it. Disclaimer: As we live in a litigious world I have to make it clear that no guarantee or warranties are expressed or implied, you follow this guide entirely at your own risk. With the mass air flow cleaner and tools in hand, locate the MAF sensor in the air duct between the air filter box and the throttle body. I've heard different opinions about cleaning MAF. 2 maf sensor vectra, how to clean maf sensor dti, airflow meter cleaning vectra, clean vectra c mass air flow sensor, vectra c air flow clean , vectra c air. Remove all sources of ignition. Filters are unable to remove 100% of the particulate matter from the air and fine particles can lodge themselves onto the surface of the sensors, causing them to become less accurate and can cause a reduction in performance, efficiency, reduce throttle response and potentially cause erratic idle. Took the car out and problem solved. The mass air flow sensor controls the temperature of the hot wire to a certain amount. Let dry as needed until all alcohol is dry on MAF wires. Do you guys think the reason is the K&N filter AA is using. Get yours online today and pick up in store. it idles at 700rpm and runs very rich. Maf sensor cleaning. Clean your MAF sensor I did this yesterday and was very pleased with the results. You can also use 91% Isopropyl Alcohol and some Q-Tips to clean the MAF sensor. SensorKleen™ Mass Air Flow Sensor Cleaner, 312 Grams No. Mass Air Flow sensor, cost? how long last? cleaning, but a lot of them are hot wire types that use the amount of currnt necessry to keep them hot to assess how. You have to be caeful what you use to clean a maf. The actual MAP sensor is on the manifold. standard conditions are defined as 21. P0101 maf sensor Description The mass air flow sensor (1) is placed in the stream of intake air. The MAF or "Mass Air Flow" sensor measures the actual volume of air entering the engine for combustion. Remove sensor from intake air duct. I have been reading the forum for a while now and decided to clean the Mass Air Flow sensor (MAF) myself. Loosen the clamp and remove the sensor box. Universal Flow Monitors, Inc. Electroacoustic transducers receive and emit brief ultrasonic pulses through the liquid of the pipe. 8L (and some select 3. I decided to clean up air mass flow sensor and throttle body before installing my new air filter. If you remove the mounting bolts and wiring harness, you can remove the entire mass airflow sensor unit and open it to expose the sensor. Clean the mass air meter with some alcohol. This is the device that measures how much air is coming into the engine so that the computer can determine how much fuel it needs to inject. This is more for reference so you can see where it's located in the engine bay. But this should only be a last resort. Can you use mass air flow cleaner to clean a throttle body? Yes, you can use a MAF cleaner on a throttle body , but you cannot use throttle body cleaner on a MAF. Can i use wd-40 to clean it or show more hey guys, I have a car with 53,000 miles on it. Easy step by step guide on how to service an automotive mass air flow sensor, though appearances may vary the process is similar for most vehicles. I think there's only a single, active ingredient, some kind of alcohol compound. Both are very common and can cause you vehicle to loose power along with many other drive ability issues. It measures the intake flow rate by measuring a part of the entire intake flow. Once off, you came remove the 4 torx head screws from the housing, and it should come apart, revealing the MAF sensor. Their forum is full of threads. Unlike other spray cleaners that might leave a film to prevent the build up of dust and grease, this CRC spray is engineered to penetrate and remove dust and dirt, without leaving any film or residue. Carefully remove the sensor from the air duct and disconnect the electrical connector. In simple terms, the Mass air flow sensor measures air flow. Mass air flow sensor problems Problems mass air flow sensors are very common. best top capa air 2 ideas and get free shipping top 10 largest pressure sensor for ford focus brands and get free shipping top 10 most popular dispenser. Erased the code, but after a few starts, the secondary air flow system had not completed it test run (as indicated by the scanner). Ventilate the area with fresh air. The FDT-21 can be used for metallic, plastic and rubber tubes. I usually clean mine at every oil change interval - doing it is quick, easy, and cheap. Clean Mass Air Flow Sensor – The Mass Air Flow Sensor usually lies behind the air filter, and if the air filter is not regularly replaced, dirt and debris go past the filter into the sensor, clogging it up and skewing its readings. 5 years ago I had the engine light come on and into limp mode, I read the fault code and it was the Diesel Particulate Filter Differential Pressure Sensor. yes you can use alcohol. could I soak the MAF sensor in a sterile bag with isopropyl alcohol because we don. Although most of. 10,366 results for mass air flow sensor. You have to be caeful what you use to clean a maf. It uses two wires to measure the amount of air flowin. 1 clean the laminar airflow before and after completion of work. Save mass air flow sensor to get email alerts and updates on your eBay Feed. Regularly clean the Mass Air Flow (MAF) sensor located in the inlet pipe near the airbox. I know advance auto parts sells maf cleaner I don't remeber the brand of hand but it says it on the can, you can also use electric parts cleaner just spray it to clean don't scrub the wire or it will wreck it, don't touch it either. Electroacoustic transducers receive and emit brief ultrasonic pulses through the liquid of the pipe. The design of it is a very carefully designed air metering device and it uses Bernoulli flow dynamics to get the air to flow into and out of the sensor properly. I would start there to eliminate the easy stuff. The early Bosch way to meter air was with a mechanical flap that moves with air flow. downstream length, flow, pressure, temperature and humidity conditions are within specifications. A mass air flow sensor is used to find out the mass flowrate of air entering a fuel-injected internal combustion engine. It takes about one second. Select the best model for your specific use without overspending, here’s a guide: from magnetic to variable-area to Coriolis, the options in volumetric-based flowmeters are plentiful, but with distinct differences in functionality, accuracy, and price. BE VERY CAREFUL when. Someone else will say which but deffo not carb cleaner!!! Even if you clean the maf they will not spring back. Fewer people are aware of the mass air flow, or MAF, sensor and the part it plays in your car's fuel economy. Most cars' MAFs can be found behind the air filter on the air intake. The good thing is that noticeable symptoms of a bad MAF will help you to realize that it either needs cleaning or replacement. This tutorial tells how to clean the sensor that measures the air coming into the engine. When they become dirty, all. This logic executes several times until the ethanol calculation is deemed to be stable. Didn't clean the connectors though, don't think you have to. It does this by measuring heat changes between a pair of "hot wire" sensors, by comparing current flow through them. It looks like a small square with 2 screws on the top of air intake with 5 wires attached to one end. Air changes its density with temperature and pressure. Flex fuel vehicles are designed to run on 85 percent ethanol, at 27 percent you are in the normal range and this shouldnt be setting a code,however a mass air flow fault can set a p0172 code ,i recommend cleaning the maf with maf cleaner allow to dry and reinstall it into the vehicle. Mass air flow sensor cleaner vs electronic contact cleaner I have to clean my mass air flow sensor next week (sluggish acceleration) and many on the Lexus forums are saying that you should use a mass air flow sensor cleaner such as this:- Air Flow Sensor Cleaner: Amazon. These are the steps I take to clean my MAF:. Go on opposite side 0f no. From the videos I have seen, none of them use cotton buds, they simply spray some substance on the sensor. Mass Air Flow Sensor Service Easy step by step guide on how to service an automotive mass air flow sensor, though appearances may vary the process is similar for most vehicles. From the videos I have seen, none of them use cotton buds, they simply spray some substance on the sensor. Someone else will say which but deffo not carb cleaner!!! Even if you clean the maf they will not spring back. Starting with the Super Bee™ II 15" wide Halltech filter with a built in velocity stack flange, the actual changes to our mold design have increased flow to the throttle body. This engine customization tutorial shows you the most basic way to install a 10k resistor in the ICP sensor of a 2001 F250 7. With the mass air flow cleaner and tools in hand, locate the MAF sensor in the air duct between the air filter box and the throttle body. Disclaimer: As we live in a litigious world I have to make it clear that no guarantee or warranties are expressed or implied, you follow this guide entirely at your own risk. + An air sensor measures amount of, and temperature of, coming into or exiting your engine. I have not been able to hold any real boost above a. It uses two wires to measure the amount of air flowing into the engine. I am going to clean out the housing and clean the sensor. Does the 1991 model have one of these. I know how to clean up throttle body, but air mass flow sensor need something like CRC sprayer to clean it. I bought the "CRC Mass Air Flow Sensor Cleaner" for 6. + An air sensor may also be known as a mass airflow sensor (MAS), oxygen sensor (02 sensor). In an direct injection system,the fuel is forced into the combustion chamber itself. Select the best model for your specific use without overspending, here’s a guide: from magnetic to variable-area to Coriolis, the options in volumetric-based flowmeters are plentiful, but with distinct differences in functionality, accuracy, and price. Install the sensor into the pipe or duct. Using anything to clean it ( compressed air, wet spray, alcohol will damage the sensing abilities of the MAF and will kill the sensor ( wrong read outs ). The Benefits of Cleaning Your Mass Air Flow Sensor The more oil and dirt accumulates on your MAF the worse it serves it's purpose. While there are alcohol-based cleaners available, you can save some money by cleaning the MAF sensor with isopropyl alcohol at home. In most cases, a faulty mass flow sensor has a specific code that will generate during computer diagnostics, and is usually easy to determine with computer testing equipment. From the videos I have seen, none of them use cotton buds, they simply spray some substance on the sensor. DIY Cleaning Mass Air Flow sensor on your Volkswagen Eos to Restore Lost Power ($10 Fix to Prevent $300 Repair) The TSI 2. hi would brake cleaner be ok to clean a maf sensor?? just done mine with contact cleaner from maplins. Reduced fuel efficiency,trouble starting the engine and engine stalling are some of the most telling bad mass air flow sensor symptoms. com offers 2,193 air flow model products. Buy online, pick up in-store in 30 minutes. Or some say electric contact cleaner. Simply pull the MAF off the car and place in a zip-lock baggie along with a full bottle of 70-30 isopropyl rubbing alcohol. Cleaning MAF Sensor I've been researching how to clean my MAF (mass airflow) sensor, as I've been having some problems often associated with dirty a MAF sensor. Cleaning the Mass Air Flow (MAF) sensor usually works. It assumes you know at least the basics. Disclaimer: As we live in a litigious world I have to make it clear that no guarantee or warranties are expressed or implied, you follow this guide entirely at your own risk. After contemplating it, I decided to check the Internet for clues on the issue, there was one article that has detailed instructions and photos on how to clean MAF (Mass Air Flow) sensor - possibly the cause for the problem, fairly simple - disconnect the electrical wire connector, unscrew two screws and remove the sensor. Precision instruments need maintenance. com) and tell what you measure, we will choose proper type 3 inch flow meters for your dedicated applications. com offers 2,193 air flow model products. Your vehicle’s computer uses that information to figure out how much gas should be injected to keep your engine running smoothly. Will Cleaning My Mass Airflow Sensor Help? Sure! To prolong your MAF sensor's performance and lifespan, clean it either every time you change the oil, every six months, or every time you clean or change your air filter. Sensirions latest liquid flow sensor, the SLF3S-1300F, combines the excellent 20-year track record in low and lowest flow rate sensing with a radically optimized mechanical design and takes the well-established functionality to the next level in price-performance ratio. Both Sampling and Maintenance and Calibration certified persons may clean the CPDM including the flow line, grit pot, and mass transducer This course DOES NOT certify for sampling using the Coal Mine Dust Personal Sampling Unit (CMDPSU) Duties – 30 CFR 9. Problems with Mass Air Flow sensors are common. I haven't had any success cleaning a MAF to be honest, but others seem to have. • Do not. The mass airflow sensor (MAF) in your Nissan vehicle measures the amount of air going into the engine. You can try GENTLY cleaning the wire on the mass air flow sensor with some rubbing alcohol and a cotton cloth or q-tip. I got myself a OBD scanner, and the code I got was P0171 - System too lean. Almost went through half a can to get everything nice and clean. Take off your mass air flow sensor and soak it in 91% isopropyl alcohol over night. The problem arises with a buildup of residue on the wires that measure the airflow. these things are delicate and the calibration goes out quick. It utilizes the stock Mass Air Flow sensor for easy installation and seamless smooth response on the street or at the track. This 30-minute procedure requires a flat head screwdriver, a plastic freezer bag, rubbing alcohol, latex gloves and a towel.