9. Just like the CRC cleaner listed above, this one performs equally well, if not better. Although it's unnecessary, a lot of people do and believe their car seems to have 50+ HP after doing so, when really you're just resetting your ECU's memory back to stock parameters. Its cheaper in comparison with other MAF sensor cleaners on this list and right up there in terms of quality.
I. The wires are quite delicate. 7.
The TB had a good 3-5mm of carbon gunk around the butterfly so i cleaned it best i could without taking off the TB, and the MAF was pretty dirty as well. 
Thanks for the info guys, going to give that a shot tonight.
All Rights Reserved.
not sure why but apparently its not good for it. The process is quite simple and can be completed in about 10 minutes. About the only place you going to find one now is eBay or a forum like this. Its been a few days and wanted to re-clean the MAF with cRC MAF cleaner, just once before buying a new sensor + housing.
The Karman vortex used in the 3/S has an airfoil that generates some vortices, you can see it in the middle of the MAS after the mesh/screen, then it uses a transducer to measure the frequency of those and get the Hz Measurement, with the other measurements (IAT, baro, etc.) It is developed exclusively for electrical components so it can double up as a contact cleaner. Any experience on cleaning one of these. This problem can be easily avoided and solved by using mass air flow sensor cleaners. 2. The only thing you can do is clean it periodically to ensure that it functions properly at all times.
A forum community dedicated to all Mitsubishi 3000GT and Dodge Stealth owners and enthusiasts. Remove the sensor for proper cleaning (optional). Next, remove the air intake tubing and then remove the MAF sensor. Remember you're only spraying the hot very small platinum filaments. 
90k miles gets a bit of buildup. Theres a reason why theyre almost always sold out. No amount of preventative maintenance can keep your MAF sensor from getting dirty because its located early on in the air flow path. EvO X Tires / Wheels / Brakes / Suspension, EvO Tires / Wheels / Brakes / Suspension, 04-06 Ralliart Aftermarket Forced Induction Tech, 04-06 Ralliart Tires/Wheels/Brakes/Suspension, Lancer Ralliart Audio & Security (All models), Evo Vendor 'Group Buy / Specials' Classifieds, Private 'Lancer (DE,ES,GTS) 2008+' For Sale / Wanted, Other Cars - For Sale - Wanting To Buy (WTB) Or Trade (WTT). The cleaning ingredients of this product are safe for electronic and plastic parts. Because these sensors are directly exposed to the air, they pick up contaminants that alter their readings, which lead to rough running conditions. Come in and enjoy our articles, galleries and information on aftermarket parts for the IS300, IS250, IS350. The cleaner says DO NOT use on my supra with the Karmen-Vortex MAFS. Did you disconnect your battery to reset your ECU? Be very careful to not touch the wires with any object, including the straw. So, a little research took me to my mess up. These special Karman-Vortex sensors use highly sensitive components that cannot be cleaned and any attempt to do so may cause serious damage to the MAF sensor. Although, if your car is equipped with a Karman Vortex air flow sensor, it is recommended that you avoid using a mass air flow sensor cleaner entirely. Just picked up a can of CRC MAF cleaner and read the back, it says not to use on mitsubishi's, specifically the Karmon Vortex MAF sensors. Dont let the straw or anything else come in contact with the hot wires. Can You Leave Your Car on While Pumping Gas? Both these involve the use of extremely delicate sensors called hot wires which measure the conductivity of air entering the engine. Explain in detail the constructions and how a MAF (hot wire type) works? Show Us Your Evo, Win a $25 Amazon Gift Card: Enter our Car of the Quarter contest now! Supra Forums is the largest online Toyota Supra MKI, MKII, MKIII, MKIV and MKV owner's club community. Now optimize your fuel-air ratio with great ease and ensure quick throttle response, along with reduced sluggishness. Required fields are marked *. The wire can get contaminated which throws off the reading. JavaScript is disabled. Reassemble the MAF sensor and allow it to dry before turning the car on. 
For a better experience, please enable JavaScript in your browser before proceeding. Below weve listed some of the best MAF sensor cleaners on the market. Place the MAF sensor on a towel to catch the runoff. Required fields are marked *. So figured a cleaning and would be a done deal. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Johnsens is one of the promising options. 
People trust the brand for a reason they really know what your car needs. I do think we are safe to use the MAF cleaner because we do not have the Krmn vortex type sensor. While the MAF sensor does not directly measure the actual flow rate of air, it measures the density. Did you notice a difference in drivability? If you want a tried and tested product that simply works, this is the one to get. CRC makes some of the highest-selling automotive cleaning products on the market.
These sensors use both a hot wire and a cold wire, where the cold wire functions as a reference for the hot wire. my.is is not in any way affiliated with Toyota Motor Corporation. Manufacturer: CRCPart Number: 05610Quantity: 4.5 ozBuy On: Amazon. For a better experience, please enable JavaScript in your browser before proceeding. This causes the illumination from the photo coupler's LED to be alternately applied to and diverted away from a photo transistor. As a result, the photo transistor alternately grounds or opens the 5-volt KS signal to the ECM. JavaScript is disabled. Terms of Service - 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. A forum community dedicated to 4th Generation Mitsubishi Eclipse owners and enthusiasts. The 2006-2012 Eclipse Factory Service Manual Link: The Fora platform includes forum software by XenForo, http://tearstone.com/2006-eclipse-factory-service-manual/, Interior and Exterior Modifications (Show), VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I've always used CRC electronic contacts cleaner or CRC's MAF cleaner for years with no problem. Community dedicated to Lexus IS Enthusiasts. it's just there to straighten the air flow, I'm assuming.
Copyright National Automotive Parts Association. Well thanks for informing me on my fatal error. Karman-Vortex is a method in which air flow is measured not a manufacturerso does a 94 3.5L DOHC use this method of Karman-Vortex? CRC 05610 efficiently clears the dust and debris off your MAF sensor to ensure smooth acceleration, no stalling, and consistent idle. 
the (larger) lexus afm housing + 550cc injectors + piggyback tuning device (and adjustable fuel pressure reg) is a proven combo. The MAF sensor cleaners we have listed here are carefully chosen and undeniably the best on the market. Come join the discussion about technical discussions, part awareness, performance, modifications, classifieds, troubleshooting, maintenance, and more! 3. You can wipe it down but don't spray it. What is the main difference between a karman vortex airflow meter and a regular MAF sensor? It is a good idea to clean the MAF sensor every time you change or clean the air filter. Now let's have a ROMP!". 
What type of voltage signal is produced by a Karmen Vortex and what would you expect to change as RPM is increased? Also, I found a thread below that talks about the same cleaner so you have piece of mind. Considering how MAF sensors are typically housed in a plastic shell, this can be problematic. What type of voltage signal is produced by a VAF and what would you expect to change as RPM is increased? If the plastic degrades or warps, the hot wire can malfunction. There is no reliable method for a DIYer to clean a Karman-Vortex style air flow sensor. You need to cover the hot wire(s) and plate. Or is a 94 3.5L DOHC a hot wire type MAF? check out the. Jefferson operates Red Dirt Rodz, his personal garage studio, where all of his magazine articles and tech videos are produced.
In this article, well explore the symptoms of a dirty MAF sensor, the importance of keeping it clean, and well conclude with a list of the best MAF cleaners on the market. JavaScript is disabled. This is not recommended for shared computers. I did not want to get into some kind of advanced fuel management package so I took it off and sold it. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
For a better experience, please enable JavaScript in your browser before proceeding. Many Lexus, Mitsubishi, and Toyota cars are equipped with these. Spray all sides of the sensor and housing, including the connectors. What type of voltage signal is produced by a MAF and what would you expect to change as RPM is increased? Discuss DIY, modifications, and upgrades. Its also safe for plastics as it leaves no residue. This creates a 5 volt square wave signal that increases frequency in proportion to the increase in intake air flow. A hot wire MAF sensor uses a platinum wire located in the path of air flow, which is heated using specific voltage. Intake air flow reacting against the vortex generator creates a swirling effect to the air downstream, very similar to the wake created in the water after a boat passes. just everywhere inside? Take utmost care and ensure that none of the liquid comes in contact with your hands, eyes, or face. additive, check engine light, cleaner, CRC, fuel economy, fuel injection, MAF, mass air sensor, sensors. Yeah I used google too and some people said not to use CRC MAF. Under Pressure: Turbo vs Supercharger Showdown. Air density changes with temperature, altitude and forced induction (supercharger/turbo applications), making density more important than air volume flow rate. We may be given a small commission when you purchase a product from our site. For more information on how to clean your MAF sensor, chat with a knowledgeable expert at yourlocal NAPA AUTO PARTS store. Learn, Repair, Trouble-Shoot, Maintain Your Eclipse GT/GS Like New!! or certain spot? When they get dirty, they provide inaccurate readings to the ECU. JavaScript is disabled. Toyota supra turbos. When the MAF sensor gets dirty, it reports incorrect readings to the ECU which messes up the air-fuel mixture and ignition time. The Specialist Contact cleaner is specially designed for cleaning delicate electrical components.
The Fora platform includes forum software by XenForo, http://en.wikipedia.org/wiki/Mass_flow_sensor#K.C3.A1rm.C3.A1n_vortex_sensor, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Place a towel under the sensor to catch the run-off.
The vortices are metered into a pressure directing hole from which they act upon the metal foil mirror. Archive - It probably wont hurt the sensor, but since the karman vortex sensor uses a completely different design it also probably wont do any good either. The main output is a frequency signal that is proportional to the air flow velocity through the sensor. 5. Manufacturer: PenrayPart Number: 2520Quantity: 12.5 ozBuy On: Amazon. These were used in the older DSM model cars. To answer your question, yes, you can use it, just make sure to wipe down the plastic of the MAF because it likes to eat it. I always figure it good practice to d/c the batt when i mess with any sensors so the computer resets. List the different types of Mass Air Flow Sensors? Reinstall the sensor into the car and allow a few minutes for the chemicals to evaporate before starting the engine.
You cant use carburetor or brake cleaners on a MAF sensor, as the chemicals in those cleaners can destroy the delicate sensors. You dont need to spend much to buy a great mass air flow sensor cleaner. When combined with a quality turbo cleaner on forced induction cars, theyll have your car putting out more power while using less fuel before you know it. A used one cost me $125. Being sold out most of the time only shows the CRC MAF cleaners good reputation among car owners. There are two main types MAF sensors- hot wire and cold wire. Instead, a special MAF sensor cleaner is required. Loves big V8s, old Hondas, and em dashes. The other type is a cold wire sensor. Generally the MAF cleaner sprays are meant for hot wire type MAF sensors, which use a heated wire to measure airflow. Your email address will not be published. It's always good to have a spare one. supraforums.com is not in any way affiliated with Toyota Motor Corporation. Do the G4's use that sensor? As an Amazon Associate we earn from qualifying purchases.
You must log in or register to reply here. lol i didnt use that stuff if you read the label it specifically says not for use on toyota turbo mafs, most lexus mafs and all mitsu mafs XD. Manufacture: JohnsensPart Number: 4721Quantity: 10 ozBuy On: Amazon. Car AC Lines Freezing Up?
As the air passes over the hot wire, it is cooled, decreasing the wires resistance to voltage. yeah i read that to and already had bought it .
How to Clean Your MAF Sensor For Better Performance. This wake or flutter is referred to as a "Karman Vortex." Warning: Do NOT use any MAF sensor cleaners on Karman-Vortex style air flow sensors, which are typically found in Toyota Supra turbos, Mitsubishi (including the DSM rebadged Eagle Talon and Plymouth Laser), and most Lexus engines. I used the stock turbo at stock boost. Spray all sides and clean all wires and connectors. Explain the purpose of a Mass Air Flow sensor? it calculates the volume of air. My IS was saying to me "whew, i needed that! 
Karman vortex is the method by which the sensor measures airflow, not the manufacturer. Insert the straw into the bottle nozzle before use. This can cause major damage to the sensor. Jefferson has also written 4 books and produced countless videos. Some solvents, like chlorinated ones, actually attack aluminum. Instead, what's been recommended on the FB group a few times is. The IS300 does not use a Karman Vortex MAF, or KVF. Let us know your thoughts in the comments below. thx jason and hippo, tb is cleaned and now for the MAF. CRC MAF Sensor Cleaner is specifically designed to remove oil, dirt, fibers and dust from the sensor without damage. With the key off, unplug the sensor. Advertising -
No money for mods right now, so a lil maintenance will have to do, It's like a whole new car. Have noticed a slight uneven idle which got me to replace the Idle Control modular which maybe did nothing. Great thanks. These cleaning sprays are designed for heavy-duty applications and can easily damage delicate plastic components. Now I don'tbelieve the 94 SR has a MAF made by Karman-Vortex but thought I would check if anyone has 1st hand experience before I clean with CRC. Mass air flow sensors dry really quickly and leave no residue at all. If you want a trusted and affordable cleaner that does the job perfectly, this is the best option for you. Very good to know! Manufacturer: GunkPart Number: MAS6-12PKQuantity: 6 ozBuy On: Amazon. A life-long gearhead, Jefferson Bryant spends more time in the shop than anywhere else. The air flow against the mirror causes it to oscillate in proportion to the vortex frequency. Manufacturer: Berryman ProductsPart Number: 2211Quantity: 11 ozBuy on: Amazon. I don't have FB but assume cleaning with the LECTRA-MOTIVE ELEC PARTS CLEANER is similar to the MAF cleaner. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our mission is to help you modify your car the right way, whatever your budget. Anyone used this cleaner? ugh. Well reading the back CRC label it aays do not use on Karman-Vortex air flow - Toyota Supra Turbo, Mitsubishi's and most Lexus vehicles. Check out all thechemical & lubricant productsavailable onNAPA Online or trust one of our 17,000NAPA AutoCare locationsfor routine maintenance and repairs. 
First, NEVER use MAF sensor cleaner with the engine running or even with the key in the run position. 
Gunk has been a household name in the automotive cleaning products business for 75 years. 
Cookie Policy - For a better experience, please enable JavaScript in your browser before proceeding. Their MAF sensor cleaner is advertised to evaporate in seconds and it does exactly that. Thanks for the quick Explain, I was wondering if the read would be different for the triangular shaped plastic sensor. (turbo boot had a slight tear, so I wanted to temporarily wrap it to seal the air flow into the turbine) anyhow, took all hoses apart, wiped clean any dust from the insides and sprayed carb cleaner through the MAF housing, let dry. That is an older style MAF. Back in the supra game! Contact Us - Come join the discussion about performance, modifications, VR4 turbo upgrades, troubleshooting, maintenance, and more! It definitely does help to clean the MAF, especially the throttle body. Berryman 2211 is a fast-drying MAF sensor cleaner designed to protect sensitive plastic housings and platinum sensors. I just used the electric parts cleaner 20 min ago and it has not had a effect on it, just cleaner, the MAF is still good, http://www.frontiernet.net/~jcray/04C_QD_specs.JPG, http://www.frontiernet.net/~jcray/04_MAF_specs.JPG, AEM, E-Manage, EcuFlash, EvoScan and more, 9th Generation Galant Tech - U.S. 2004 - and up, 8th Generation Galant Tech - U.S. 1999 - 2003, 7th Generation Galant Tech - U.S. 1994 - 1998, 6th Generation and OLDER Galant Tech - U.S. 1993 and below, General Posts and Information for the 6th Gen and Older, Performance Modifications for the 6th Gen and Older, Customizing Your 6th Gen and Older Galant, General Posts and Information for JDM & International Galant Owners, Performance Modifications for JDM & International Galants, Customizing For JDM & International Galants, Car Problems?
Though not explicitly advertised as a MAF sensor cleaner spray, the Specialist Contact Cleaner by WD-40 is a great choice for cleaning your MAF sensor. I've heard not to use MAF Cleaner in Monteros because it will indeed ruin the MAF sensor. All Rights Reserved. Interestingly, this is the first-ever MAF cleaner manufactured by CRC. Privacy Statement -
Insert the plastic straw into the nozzle on the can and spray the interior of the housing with 10-15 blasts. The chemicals used are hexane-based, which evaporate quickly without the use of alcohol. I may have ruined my maf / 91 Turbo, after spraying out with carb cleaner. 6. Test drive and my guts were in knots, jumping and bucking and shutting off, rapid rev idle and no throttle response had me sick to my stomach. Sometimes these get wrecked by excessive oil from a leaky Turbo. This tiny electrical part located on your intake is responsible for measuring the volume and density of air entering the engine. Do Not Sell My Personal Information -, By logging into your account, you agree to our, The following errors occurred with your submission, EvolutionM - Mitsubishi Lancer and Lancer Evolution Community. I would just clean the thermister which is on the side of the MAF with a damp cloth(water) and let the MAF dry.
One such issue is the common problem of dirty MAF sensors. For a better experience, please enable JavaScript in your browser before proceeding.
8.
I had a faulty ECU that caused some of these symptoms, but also the stock intake's rubber was not sealing 100% and had some cracks causing air leaks. His career began in the car audio industry as a shop manager, eventually working his way into a position at Rockford Fosgate as a product designer. I unplugged the MAF and idle was super smooth. how about one for cleaning your throttle body? Also on the can of CRC MAF it says do not use on karman vortex air flow sensor e.g. Its cheap, its water-based, dries quickly, and works wonders when it comes to efficiently removing dirt and debris. Manufacturer: WD-40Part Number: 300554Quantity: 11 ozBuy On: Amazon.
I. The wires are quite delicate. 7.
The TB had a good 3-5mm of carbon gunk around the butterfly so i cleaned it best i could without taking off the TB, and the MAF was pretty dirty as well. Thanks for the info guys, going to give that a shot tonight. All Rights Reserved.
not sure why but apparently its not good for it. The process is quite simple and can be completed in about 10 minutes. About the only place you going to find one now is eBay or a forum like this. Its been a few days and wanted to re-clean the MAF with cRC MAF cleaner, just once before buying a new sensor + housing. The Karman vortex used in the 3/S has an airfoil that generates some vortices, you can see it in the middle of the MAS after the mesh/screen, then it uses a transducer to measure the frequency of those and get the Hz Measurement, with the other measurements (IAT, baro, etc.) It is developed exclusively for electrical components so it can double up as a contact cleaner. Any experience on cleaning one of these. This problem can be easily avoided and solved by using mass air flow sensor cleaners. 2. The only thing you can do is clean it periodically to ensure that it functions properly at all times.
A forum community dedicated to all Mitsubishi 3000GT and Dodge Stealth owners and enthusiasts. Remove the sensor for proper cleaning (optional). Next, remove the air intake tubing and then remove the MAF sensor. Remember you're only spraying the hot very small platinum filaments. 90k miles gets a bit of buildup. Theres a reason why theyre almost always sold out. No amount of preventative maintenance can keep your MAF sensor from getting dirty because its located early on in the air flow path. EvO X Tires / Wheels / Brakes / Suspension, EvO Tires / Wheels / Brakes / Suspension, 04-06 Ralliart Aftermarket Forced Induction Tech, 04-06 Ralliart Tires/Wheels/Brakes/Suspension, Lancer Ralliart Audio & Security (All models), Evo Vendor 'Group Buy / Specials' Classifieds, Private 'Lancer (DE,ES,GTS) 2008+' For Sale / Wanted, Other Cars - For Sale - Wanting To Buy (WTB) Or Trade (WTT). The cleaning ingredients of this product are safe for electronic and plastic parts. Because these sensors are directly exposed to the air, they pick up contaminants that alter their readings, which lead to rough running conditions. Come in and enjoy our articles, galleries and information on aftermarket parts for the IS300, IS250, IS350. The cleaner says DO NOT use on my supra with the Karmen-Vortex MAFS. Did you disconnect your battery to reset your ECU? Be very careful to not touch the wires with any object, including the straw. So, a little research took me to my mess up. These special Karman-Vortex sensors use highly sensitive components that cannot be cleaned and any attempt to do so may cause serious damage to the MAF sensor. Although, if your car is equipped with a Karman Vortex air flow sensor, it is recommended that you avoid using a mass air flow sensor cleaner entirely. Just picked up a can of CRC MAF cleaner and read the back, it says not to use on mitsubishi's, specifically the Karmon Vortex MAF sensors. Dont let the straw or anything else come in contact with the hot wires. Can You Leave Your Car on While Pumping Gas? Both these involve the use of extremely delicate sensors called hot wires which measure the conductivity of air entering the engine. Explain in detail the constructions and how a MAF (hot wire type) works? Show Us Your Evo, Win a $25 Amazon Gift Card: Enter our Car of the Quarter contest now! Supra Forums is the largest online Toyota Supra MKI, MKII, MKIII, MKIV and MKV owner's club community. Now optimize your fuel-air ratio with great ease and ensure quick throttle response, along with reduced sluggishness. Required fields are marked *. The wire can get contaminated which throws off the reading. JavaScript is disabled. Reassemble the MAF sensor and allow it to dry before turning the car on. For a better experience, please enable JavaScript in your browser before proceeding. Below weve listed some of the best MAF sensor cleaners on the market. Place the MAF sensor on a towel to catch the runoff. Required fields are marked *. So figured a cleaning and would be a done deal. The Fora platform includes forum software by XenForo, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Johnsens is one of the promising options. People trust the brand for a reason they really know what your car needs. I do think we are safe to use the MAF cleaner because we do not have the Krmn vortex type sensor. While the MAF sensor does not directly measure the actual flow rate of air, it measures the density. Did you notice a difference in drivability? If you want a tried and tested product that simply works, this is the one to get. CRC makes some of the highest-selling automotive cleaning products on the market. These sensors use both a hot wire and a cold wire, where the cold wire functions as a reference for the hot wire. my.is is not in any way affiliated with Toyota Motor Corporation. Manufacturer: CRCPart Number: 05610Quantity: 4.5 ozBuy On: Amazon. For a better experience, please enable JavaScript in your browser before proceeding. This causes the illumination from the photo coupler's LED to be alternately applied to and diverted away from a photo transistor. As a result, the photo transistor alternately grounds or opens the 5-volt KS signal to the ECM. JavaScript is disabled. Terms of Service - 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. A forum community dedicated to 4th Generation Mitsubishi Eclipse owners and enthusiasts. The 2006-2012 Eclipse Factory Service Manual Link: The Fora platform includes forum software by XenForo, http://tearstone.com/2006-eclipse-factory-service-manual/, Interior and Exterior Modifications (Show), VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. I've always used CRC electronic contacts cleaner or CRC's MAF cleaner for years with no problem. Community dedicated to Lexus IS Enthusiasts. it's just there to straighten the air flow, I'm assuming.
Copyright National Automotive Parts Association. Well thanks for informing me on my fatal error. Karman-Vortex is a method in which air flow is measured not a manufacturerso does a 94 3.5L DOHC use this method of Karman-Vortex? CRC 05610 efficiently clears the dust and debris off your MAF sensor to ensure smooth acceleration, no stalling, and consistent idle. the (larger) lexus afm housing + 550cc injectors + piggyback tuning device (and adjustable fuel pressure reg) is a proven combo. The MAF sensor cleaners we have listed here are carefully chosen and undeniably the best on the market. Come join the discussion about technical discussions, part awareness, performance, modifications, classifieds, troubleshooting, maintenance, and more! 3. You can wipe it down but don't spray it. What is the main difference between a karman vortex airflow meter and a regular MAF sensor? It is a good idea to clean the MAF sensor every time you change or clean the air filter. Now let's have a ROMP!". What type of voltage signal is produced by a Karmen Vortex and what would you expect to change as RPM is increased? Also, I found a thread below that talks about the same cleaner so you have piece of mind. Considering how MAF sensors are typically housed in a plastic shell, this can be problematic. What type of voltage signal is produced by a VAF and what would you expect to change as RPM is increased? If the plastic degrades or warps, the hot wire can malfunction. There is no reliable method for a DIYer to clean a Karman-Vortex style air flow sensor. You need to cover the hot wire(s) and plate. Or is a 94 3.5L DOHC a hot wire type MAF? check out the. Jefferson operates Red Dirt Rodz, his personal garage studio, where all of his magazine articles and tech videos are produced. In this article, well explore the symptoms of a dirty MAF sensor, the importance of keeping it clean, and well conclude with a list of the best MAF cleaners on the market. JavaScript is disabled. This is not recommended for shared computers. I did not want to get into some kind of advanced fuel management package so I took it off and sold it. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
For a better experience, please enable JavaScript in your browser before proceeding. Many Lexus, Mitsubishi, and Toyota cars are equipped with these. Spray all sides of the sensor and housing, including the connectors. What type of voltage signal is produced by a MAF and what would you expect to change as RPM is increased? Discuss DIY, modifications, and upgrades. Its also safe for plastics as it leaves no residue. This creates a 5 volt square wave signal that increases frequency in proportion to the increase in intake air flow. A hot wire MAF sensor uses a platinum wire located in the path of air flow, which is heated using specific voltage. Intake air flow reacting against the vortex generator creates a swirling effect to the air downstream, very similar to the wake created in the water after a boat passes. just everywhere inside? Take utmost care and ensure that none of the liquid comes in contact with your hands, eyes, or face. additive, check engine light, cleaner, CRC, fuel economy, fuel injection, MAF, mass air sensor, sensors. Yeah I used google too and some people said not to use CRC MAF. Under Pressure: Turbo vs Supercharger Showdown. Air density changes with temperature, altitude and forced induction (supercharger/turbo applications), making density more important than air volume flow rate. We may be given a small commission when you purchase a product from our site. For more information on how to clean your MAF sensor, chat with a knowledgeable expert at yourlocal NAPA AUTO PARTS store. Learn, Repair, Trouble-Shoot, Maintain Your Eclipse GT/GS Like New!! or certain spot? When they get dirty, they provide inaccurate readings to the ECU. JavaScript is disabled. Toyota supra turbos. When the MAF sensor gets dirty, it reports incorrect readings to the ECU which messes up the air-fuel mixture and ignition time. The Specialist Contact cleaner is specially designed for cleaning delicate electrical components. The Fora platform includes forum software by XenForo, http://en.wikipedia.org/wiki/Mass_flow_sensor#K.C3.A1rm.C3.A1n_vortex_sensor, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Place a towel under the sensor to catch the run-off.
The vortices are metered into a pressure directing hole from which they act upon the metal foil mirror. Archive - It probably wont hurt the sensor, but since the karman vortex sensor uses a completely different design it also probably wont do any good either. The main output is a frequency signal that is proportional to the air flow velocity through the sensor. 5. Manufacturer: PenrayPart Number: 2520Quantity: 12.5 ozBuy On: Amazon. These were used in the older DSM model cars. To answer your question, yes, you can use it, just make sure to wipe down the plastic of the MAF because it likes to eat it. I always figure it good practice to d/c the batt when i mess with any sensors so the computer resets. List the different types of Mass Air Flow Sensors? Reinstall the sensor into the car and allow a few minutes for the chemicals to evaporate before starting the engine.
You cant use carburetor or brake cleaners on a MAF sensor, as the chemicals in those cleaners can destroy the delicate sensors. You dont need to spend much to buy a great mass air flow sensor cleaner. When combined with a quality turbo cleaner on forced induction cars, theyll have your car putting out more power while using less fuel before you know it. A used one cost me $125. Being sold out most of the time only shows the CRC MAF cleaners good reputation among car owners. There are two main types MAF sensors- hot wire and cold wire. Instead, a special MAF sensor cleaner is required. Loves big V8s, old Hondas, and em dashes. The other type is a cold wire sensor. Generally the MAF cleaner sprays are meant for hot wire type MAF sensors, which use a heated wire to measure airflow. Your email address will not be published. It's always good to have a spare one. supraforums.com is not in any way affiliated with Toyota Motor Corporation. Do the G4's use that sensor? As an Amazon Associate we earn from qualifying purchases. You must log in or register to reply here. lol i didnt use that stuff if you read the label it specifically says not for use on toyota turbo mafs, most lexus mafs and all mitsu mafs XD. Manufacture: JohnsensPart Number: 4721Quantity: 10 ozBuy On: Amazon. Car AC Lines Freezing Up? As the air passes over the hot wire, it is cooled, decreasing the wires resistance to voltage. yeah i read that to and already had bought it .
How to Clean Your MAF Sensor For Better Performance. This wake or flutter is referred to as a "Karman Vortex." Warning: Do NOT use any MAF sensor cleaners on Karman-Vortex style air flow sensors, which are typically found in Toyota Supra turbos, Mitsubishi (including the DSM rebadged Eagle Talon and Plymouth Laser), and most Lexus engines. I used the stock turbo at stock boost. Spray all sides and clean all wires and connectors. Explain the purpose of a Mass Air Flow sensor? it calculates the volume of air. My IS was saying to me "whew, i needed that! Karman vortex is the method by which the sensor measures airflow, not the manufacturer. Insert the straw into the bottle nozzle before use. This can cause major damage to the sensor. Jefferson has also written 4 books and produced countless videos. Some solvents, like chlorinated ones, actually attack aluminum. Instead, what's been recommended on the FB group a few times is. The IS300 does not use a Karman Vortex MAF, or KVF. Let us know your thoughts in the comments below. thx jason and hippo, tb is cleaned and now for the MAF. CRC MAF Sensor Cleaner is specifically designed to remove oil, dirt, fibers and dust from the sensor without damage. With the key off, unplug the sensor. Advertising -
No money for mods right now, so a lil maintenance will have to do, It's like a whole new car. Have noticed a slight uneven idle which got me to replace the Idle Control modular which maybe did nothing. Great thanks. These cleaning sprays are designed for heavy-duty applications and can easily damage delicate plastic components. Now I don'tbelieve the 94 SR has a MAF made by Karman-Vortex but thought I would check if anyone has 1st hand experience before I clean with CRC. Mass air flow sensors dry really quickly and leave no residue at all. If you want a trusted and affordable cleaner that does the job perfectly, this is the best option for you. Very good to know! Manufacturer: GunkPart Number: MAS6-12PKQuantity: 6 ozBuy On: Amazon. A life-long gearhead, Jefferson Bryant spends more time in the shop than anywhere else. The air flow against the mirror causes it to oscillate in proportion to the vortex frequency. Manufacturer: Berryman ProductsPart Number: 2211Quantity: 11 ozBuy on: Amazon. I don't have FB but assume cleaning with the LECTRA-MOTIVE ELEC PARTS CLEANER is similar to the MAF cleaner. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our mission is to help you modify your car the right way, whatever your budget. Anyone used this cleaner? ugh. Well reading the back CRC label it aays do not use on Karman-Vortex air flow - Toyota Supra Turbo, Mitsubishi's and most Lexus vehicles. Check out all thechemical & lubricant productsavailable onNAPA Online or trust one of our 17,000NAPA AutoCare locationsfor routine maintenance and repairs. First, NEVER use MAF sensor cleaner with the engine running or even with the key in the run position. Gunk has been a household name in the automotive cleaning products business for 75 years. Cookie Policy - For a better experience, please enable JavaScript in your browser before proceeding. Their MAF sensor cleaner is advertised to evaporate in seconds and it does exactly that. Thanks for the quick Explain, I was wondering if the read would be different for the triangular shaped plastic sensor. (turbo boot had a slight tear, so I wanted to temporarily wrap it to seal the air flow into the turbine) anyhow, took all hoses apart, wiped clean any dust from the insides and sprayed carb cleaner through the MAF housing, let dry. That is an older style MAF. Back in the supra game! Contact Us - Come join the discussion about performance, modifications, VR4 turbo upgrades, troubleshooting, maintenance, and more! It definitely does help to clean the MAF, especially the throttle body. Berryman 2211 is a fast-drying MAF sensor cleaner designed to protect sensitive plastic housings and platinum sensors. I just used the electric parts cleaner 20 min ago and it has not had a effect on it, just cleaner, the MAF is still good, http://www.frontiernet.net/~jcray/04C_QD_specs.JPG, http://www.frontiernet.net/~jcray/04_MAF_specs.JPG, AEM, E-Manage, EcuFlash, EvoScan and more, 9th Generation Galant Tech - U.S. 2004 - and up, 8th Generation Galant Tech - U.S. 1999 - 2003, 7th Generation Galant Tech - U.S. 1994 - 1998, 6th Generation and OLDER Galant Tech - U.S. 1993 and below, General Posts and Information for the 6th Gen and Older, Performance Modifications for the 6th Gen and Older, Customizing Your 6th Gen and Older Galant, General Posts and Information for JDM & International Galant Owners, Performance Modifications for JDM & International Galants, Customizing For JDM & International Galants, Car Problems?
Though not explicitly advertised as a MAF sensor cleaner spray, the Specialist Contact Cleaner by WD-40 is a great choice for cleaning your MAF sensor. I've heard not to use MAF Cleaner in Monteros because it will indeed ruin the MAF sensor. All Rights Reserved. Interestingly, this is the first-ever MAF cleaner manufactured by CRC. Privacy Statement -
Insert the plastic straw into the nozzle on the can and spray the interior of the housing with 10-15 blasts. The chemicals used are hexane-based, which evaporate quickly without the use of alcohol. I may have ruined my maf / 91 Turbo, after spraying out with carb cleaner. 6. Test drive and my guts were in knots, jumping and bucking and shutting off, rapid rev idle and no throttle response had me sick to my stomach. Sometimes these get wrecked by excessive oil from a leaky Turbo. This tiny electrical part located on your intake is responsible for measuring the volume and density of air entering the engine. Do Not Sell My Personal Information -, By logging into your account, you agree to our, The following errors occurred with your submission, EvolutionM - Mitsubishi Lancer and Lancer Evolution Community. I would just clean the thermister which is on the side of the MAF with a damp cloth(water) and let the MAF dry.
One such issue is the common problem of dirty MAF sensors. For a better experience, please enable JavaScript in your browser before proceeding.
8.
I had a faulty ECU that caused some of these symptoms, but also the stock intake's rubber was not sealing 100% and had some cracks causing air leaks. His career began in the car audio industry as a shop manager, eventually working his way into a position at Rockford Fosgate as a product designer. I unplugged the MAF and idle was super smooth. how about one for cleaning your throttle body? Also on the can of CRC MAF it says do not use on karman vortex air flow sensor e.g. Its cheap, its water-based, dries quickly, and works wonders when it comes to efficiently removing dirt and debris. Manufacturer: WD-40Part Number: 300554Quantity: 11 ozBuy On: Amazon.