All you need to know about Emissions Analyzers – May 2022 Edition

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Looking to find the best Emissions Analyzers?

We researched 15 Emissions Analyzers, tested 10, and we have done 28 hours of research. The best Emissions Analyzers doesn’t have to be complicated to be great. Our first pick is exactly that. No more, no less. It also costs less than any other products we tested.

The best

No. 1
Autel OBD2 Scanner Autolink AL319 Code Reader Read and Erase Codes Check State Emission Monitor Status Powerful Scan and Car Diagnostic Tool
  • [FOR END USER & DIYERS] This error code reader is “plug and play” and comes with an easy interface. Even if you’re not familiar with vehicle repair, you can quickly take control of this code reader, and get the information you want.
  • [TURN OFF CEL] This car diagnostic tool supports Reading DTCs, displaying Live Data, Freeze Frame & I/M Readiness etc to figure out the root cause of the Check Engine Light (CEL) and turning it off, to help you detect any potential problems, and to avoid excessive costs for unnecessary repairs.
  • [EXTENSIVE APPLICATION] Compatible with 7 languages (English, French, Spanish, etc.) and various post-1996 OBD II protocol vehicles (Toyota, Nissan, Honda, Ford, etc.), this OBD II scanner provides accurate and fast diagnosis for worldwide car owners.
  • [USER-FRIENDLY DESIGN] This check engine code reader features a patented One-Click I/M Readiness Key, TFT color display, built-in speaker, LED Indicator etc. The cable is long enough without being too long and getting in the way. No batteries are needed.
  • [HIGH-QUALITY SERVICES] 12 months warranty from the date of purchase and lifetime free update are offered by this Automobile OBDII scan tool. Welcome to contact us via Q&A, email, or hotline, and our after-sale-service team for technical support.

Intro

Everything you need to know about Emissions Analyzers before getting yourself one! Learn about this product comparison that we made especially for you. You have a wide selection to choose from when you’re looking for a Emissions Analyzers (size, brand, product’s solidity and reliability…). That’s why we created, for this type of item, a ranking based on the best value for money according to various brands and prices. We aim to help you find the Emissions Analyzers that will meet your expectations and budget. You can learn about some presentation and/or functioning details thanks to Amazon customers who review the products featured on this comparison. This top 10 is regularly reworked to remain up-to-date and useful to you. Let’s find the Emissions Analyzers that is just right for you!

Our picks

No. 1
Autel OBD2 Scanner Autolink AL319 Code Reader Read and Erase Codes Check State Emission Monitor Status Powerful Scan and Car Diagnostic Tool
  • [FOR END USER & DIYERS] This error code reader is “plug and play” and comes with an easy interface. Even if you’re not familiar with vehicle repair, you can quickly take control of this code reader, and get the information you want.
  • [TURN OFF CEL] This car diagnostic tool supports Reading DTCs, displaying Live Data, Freeze Frame & I/M Readiness etc to figure out the root cause of the Check Engine Light (CEL) and turning it off, to help you detect any potential problems, and to avoid excessive costs for unnecessary repairs.
  • [EXTENSIVE APPLICATION] Compatible with 7 languages (English, French, Spanish, etc.) and various post-1996 OBD II protocol vehicles (Toyota, Nissan, Honda, Ford, etc.), this OBD II scanner provides accurate and fast diagnosis for worldwide car owners.
  • [USER-FRIENDLY DESIGN] This check engine code reader features a patented One-Click I/M Readiness Key, TFT color display, built-in speaker, LED Indicator etc. The cable is long enough without being too long and getting in the way. No batteries are needed.
  • [HIGH-QUALITY SERVICES] 12 months warranty from the date of purchase and lifetime free update are offered by this Automobile OBDII scan tool. Welcome to contact us via Q&A, email, or hotline, and our after-sale-service team for technical support.
No. 2
ANCEL AD410 Upgraded OBD2 Scanner Vehicle Code Reader Check Engine Light Car Auto Diagnostic Scan Tool Emission Analyzer with O2 sensors, I/M Readiness DTC Lookup Live Data Graph Functions
  • Essential OBD2 Scanner Functions: AD410 is a professional engine code reader that can help you quickly disable the check engine light (CEL). It can not only read codes, clear codes and explain code definitions, but also check vehicle information, I/M readiness, display dynamic data streams and freeze data. Help you keep track of the health of your vehicle.
  • Enhanced Code Reader Diagnostics: In addition to the basic functions of the commercially available OBD2 scanners, we also support the testing of the O2 sensor and the EVAP system. With the AD410 code scanner, you can initiate leak testing of the vehicle's EVAP system by monitoring the integrity of the fuel tank system. The O2 sensor test is used to monitor and adjust the air-fuel mixture, which can identify and resolve issues related to fuel efficiency and vehicle emissions.
  • Support Data Review and DTC Lookup: To allow you to replay the data while repairing the vehicle, we have also added the record and review feature. In addition, you do not need to worry that you do not understand the trouble code, we have carefully prepared the search library OBD-II DTC so that you can easily find the meaning of the trouble code, which will save your time searching the Internet. In addition, it supports print data as needed.
  • Lifetime Free Upgrade: In addition to all the above features, we also support lifetime free upgrade services, which means a one-time investment, enjoy lifetime repair of existing defects, broader vehicle coverage, expanded DTC database, and more available languages. Our brand has been sold on Amazon for decades and is already a well-known brand. We provide 24-hour professional customer service and 12 months free warranty. If you have any questions, please contact us.
  • Easy to Operate: Most scanners that cost around $40 have more than 7 buttons. Ours has only 5 buttons to perform all the above functions. The simple, convenient and fast operation is a real relief for beginners to read the error code, find the problem and solve it.
SaleNo. 3
FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool
  • 🚋【POWERFUL OBD2 SCANNER】The NT201 code scanner can read and clear error codes in seconds when your car shuts down suddenly, performing operations without decoding! The codes definition is easily explained by DTC Lookup function so it’s clear to help you get the specific car issue. This obd2 scanner diagnostic tool can turn off the MIL and check engine status, according to operating condition of the car engine. Definitely it’s a good check engine code reader tool to save your time, money
  • 🍺【PROFEESIONAL 10 OBDII DIAGNOSIS】Foxwell nt201 elite automotive code reader is equipped with strong full 10 modes obd2 diagnostic functions. It can read and erase fault codes, stored code. The car scanner also retrieves I/M readiness, freeze frame data, show live data in the text and graph format, auto VIN acquisition, review the recorded DTC, O2 Sensor and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car.
  • 🌀【ON-BOAR MONITOR TEST】The check engine light obd2 scanners would diagnose misfire and the live O2 to monitor that misfire comes from which bank and cylinder. This foxwell code reader will graph all the real-time streaming data it reads, including but not limited to Engine Coolant Temperature, Short Term Fuel Trim,Long Term Fuel Trim,Engine RPM,Oxygen Sensor Output Voltage, ect.
  • 🌄【WIDE VEHICLE COVERAGE】 NT201 car diagnostic scanner will work on USA and import vehicles, such as light-duty trucks (12v only), SUV and mini-vans with standard OBD2/ EOBD/ JOBD & CAN protocol. European vehicles from 2000, American ones from 1996, and Asian from 2008. Car compatibility may be various, if you cannot confirm it, we are free to provide any help via Amazon.
  • ⛽【DESERVE TO OWN】 This FOXWELL engine code reader is built-in speaker and 2. 4' TFT colorful LCD screen, offers visual and audible indication for readiness verification. The hot key for I/M test can monitor the failure of automotive electronic system at any time to ensure that the emission of car in use doesn’t exceed the requirements of OBD regulations.
  • 🚦【NO WORRIES】 PLUG & PLAY, NT201 obd2 scanner can be used directly with no need for registration or update or battery, as it is already the latest version. Get power directly from OBD2 interface in your vehicle. Multilingual menu supports English, Spanish etc. Lifetime FREE upgrade via Windows 7/8/10 to keep you stay current with the latest development of diagnosis

Why you should trust us

This guide represents more than 10 years of experience in researching, testing, and writing about many subject. Our people are experts in all of their fields.
We alors spent 28 hours reading any article we could find on the internet and all the customer reviews at various retailer sites such as those of Amazon, Home Depot or Wallmart. We found many website that was a valuable resource with involved buying guides and detailed Emissions Analyzers information.
As for me, I’m very familiar with the Emissions Analyzers since I got it from 3 years.

Top 10

No. 1
Autel OBD2 Scanner Autolink AL319 Code Reader Read and Erase Codes Check State Emission Monitor Status Powerful Scan and Car Diagnostic Tool
  • [FOR END USER & DIYERS] This error code reader is “plug and play” and comes with an easy interface. Even if you’re not familiar with vehicle repair, you can quickly take control of this code reader, and get the information you want.
  • [TURN OFF CEL] This car diagnostic tool supports Reading DTCs, displaying Live Data, Freeze Frame & I/M Readiness etc to figure out the root cause of the Check Engine Light (CEL) and turning it off, to help you detect any potential problems, and to avoid excessive costs for unnecessary repairs.
  • [EXTENSIVE APPLICATION] Compatible with 7 languages (English, French, Spanish, etc.) and various post-1996 OBD II protocol vehicles (Toyota, Nissan, Honda, Ford, etc.), this OBD II scanner provides accurate and fast diagnosis for worldwide car owners.
  • [USER-FRIENDLY DESIGN] This check engine code reader features a patented One-Click I/M Readiness Key, TFT color display, built-in speaker, LED Indicator etc. The cable is long enough without being too long and getting in the way. No batteries are needed.
  • [HIGH-QUALITY SERVICES] 12 months warranty from the date of purchase and lifetime free update are offered by this Automobile OBDII scan tool. Welcome to contact us via Q&A, email, or hotline, and our after-sale-service team for technical support.
No. 2
ANCEL AD410 Upgraded OBD2 Scanner Vehicle Code Reader Check Engine Light Car Auto Diagnostic Scan Tool Emission Analyzer with O2 sensors, I/M Readiness DTC Lookup Live Data Graph Functions
  • Essential OBD2 Scanner Functions: AD410 is a professional engine code reader that can help you quickly disable the check engine light (CEL). It can not only read codes, clear codes and explain code definitions, but also check vehicle information, I/M readiness, display dynamic data streams and freeze data. Help you keep track of the health of your vehicle.
  • Enhanced Code Reader Diagnostics: In addition to the basic functions of the commercially available OBD2 scanners, we also support the testing of the O2 sensor and the EVAP system. With the AD410 code scanner, you can initiate leak testing of the vehicle's EVAP system by monitoring the integrity of the fuel tank system. The O2 sensor test is used to monitor and adjust the air-fuel mixture, which can identify and resolve issues related to fuel efficiency and vehicle emissions.
  • Support Data Review and DTC Lookup: To allow you to replay the data while repairing the vehicle, we have also added the record and review feature. In addition, you do not need to worry that you do not understand the trouble code, we have carefully prepared the search library OBD-II DTC so that you can easily find the meaning of the trouble code, which will save your time searching the Internet. In addition, it supports print data as needed.
  • Lifetime Free Upgrade: In addition to all the above features, we also support lifetime free upgrade services, which means a one-time investment, enjoy lifetime repair of existing defects, broader vehicle coverage, expanded DTC database, and more available languages. Our brand has been sold on Amazon for decades and is already a well-known brand. We provide 24-hour professional customer service and 12 months free warranty. If you have any questions, please contact us.
  • Easy to Operate: Most scanners that cost around $40 have more than 7 buttons. Ours has only 5 buttons to perform all the above functions. The simple, convenient and fast operation is a real relief for beginners to read the error code, find the problem and solve it.
SaleNo. 3
FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool
  • 🚋【POWERFUL OBD2 SCANNER】The NT201 code scanner can read and clear error codes in seconds when your car shuts down suddenly, performing operations without decoding! The codes definition is easily explained by DTC Lookup function so it’s clear to help you get the specific car issue. This obd2 scanner diagnostic tool can turn off the MIL and check engine status, according to operating condition of the car engine. Definitely it’s a good check engine code reader tool to save your time, money
  • 🍺【PROFEESIONAL 10 OBDII DIAGNOSIS】Foxwell nt201 elite automotive code reader is equipped with strong full 10 modes obd2 diagnostic functions. It can read and erase fault codes, stored code. The car scanner also retrieves I/M readiness, freeze frame data, show live data in the text and graph format, auto VIN acquisition, review the recorded DTC, O2 Sensor and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car.
  • 🌀【ON-BOAR MONITOR TEST】The check engine light obd2 scanners would diagnose misfire and the live O2 to monitor that misfire comes from which bank and cylinder. This foxwell code reader will graph all the real-time streaming data it reads, including but not limited to Engine Coolant Temperature, Short Term Fuel Trim,Long Term Fuel Trim,Engine RPM,Oxygen Sensor Output Voltage, ect.
  • 🌄【WIDE VEHICLE COVERAGE】 NT201 car diagnostic scanner will work on USA and import vehicles, such as light-duty trucks (12v only), SUV and mini-vans with standard OBD2/ EOBD/ JOBD & CAN protocol. European vehicles from 2000, American ones from 1996, and Asian from 2008. Car compatibility may be various, if you cannot confirm it, we are free to provide any help via Amazon.
  • ⛽【DESERVE TO OWN】 This FOXWELL engine code reader is built-in speaker and 2. 4' TFT colorful LCD screen, offers visual and audible indication for readiness verification. The hot key for I/M test can monitor the failure of automotive electronic system at any time to ensure that the emission of car in use doesn’t exceed the requirements of OBD regulations.
  • 🚦【NO WORRIES】 PLUG & PLAY, NT201 obd2 scanner can be used directly with no need for registration or update or battery, as it is already the latest version. Get power directly from OBD2 interface in your vehicle. Multilingual menu supports English, Spanish etc. Lifetime FREE upgrade via Windows 7/8/10 to keep you stay current with the latest development of diagnosis
No. 4
MR CARTOOL T130 Automotive EVAP Smoke Machine, Dual Mode 12V Car Fuel Pipe System Leak Tester Detector with Oil Level and Adjustable Flowmeter for All Vehicles
  • 【Smoke Machine T130】MR CARTOOL EVAP Leak Detector T130 is a professional machine for automotive pipe system leak detection. Can be used for EVAP System, Car Sealing, Intake System, Exhaust System, Crankshaft System, Fuel Tank System, Turbo Leaks and Various Pipe Fittings. NOTE: Not suitable for air conditioning system piping.
  • 【Air Mode & Smoke Mode】Built-in air pump and smoke generator, so it does not rely on additional air machine, perfect for Mobile Automotive Repair! The smoke can be produced within 10 seconds, dramatically reducing diagnostic time. Smoke output value: 6L/min.
  • 【Flowmeter, Oil Level Meter & Pressure Gauge】Equipped with pressure gauge, oil level meter and adjustable flow meter. All data are clear at a glance, which helps you better control the smoke effect. Built-in overheat protection, if it exceeds 176°F, it will automatically turn off the power.
  • 【Complete Set】Comes with 4.92ft Smoke Hose, EVAP Special Connector, Standard Cone Adapter, Power Cord Clamp, Valve Core Wrench, Airbag Adaptor, Rubber Connector Part, 3.38oz Empty Bottle for test oil(Please notice: Package does not includes the baby oil), Various of Soft Rubber and Hard Rubber Hose Plugs.
  • 【Worry-Free After-Sales】MR CARTOOL offers 24-month warranty and 7x24 hours friendly customer service to ensure your shopping experience. No need to pay extra for warranty service, saving you a lot of money! If you have any issues about the EVAP Leak Tester, don't hesitate to contact us directly.
No. 5
Autel MS300 Universal OBD2 Scanner Car Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Vehicles Diagnostic Scan Tool
  • TURN OFF CHECK ENGINE LIGHT: MS300 check engine code reader can read, clear generic, manufacturer-specific and pending codes. It enables you to figure out why CEL is on like a pro and turn off check engine light instantly after proper repair.
  • MECHANIC APPROVED: MS300 OBD2 scanner works with most OBDII compliant(OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM, and CAN) sedans, SUVs and light trucks post-1996 for US cars, post-2000 for EU-based and Asian cars.
  • DIAGNOSE IN SECONDS: MS300 auto code reader features easy to use 2 button design to read, clear DTCs to help home mechanics locate car problems fast. With an intuitive interface and easy-to-read backlit screen, this diagnostic code reader is easy to use.
  • SMOG CHECK: MS300 car code reader retrieves I/M Readiness status to check emission-related systems like misfire monitor, fuel system monitor, comprehensive components monitor, O2 sensors, EVAP to help your vehicle ready pass the annual smog check.
  • NO BATTERY NEEDED: MS300 OBDII scan tool communicates with vehicles through standard 16-PIN OBD2 cable and it’s powered by vehicle directly- no battery needed. Please follow the correct usage order: Engine off- Plug MS300 in- Turn Ignition On.
  • RETRIEVE VIN NUMBER: MS300 engine code readers can retrieve VIN (Vehicle Identification Number) on 2002 and newer vehicles supporting Mode 9 for quick vehicle identification and cut time spent locating the cause why the check engine light is on.
  • Retrieves generic and manufacturer specific Diagnostic Trouble Codes (DTC), includes definitions lookup software on CD and displays DTC definitions on screen
  • Features an easy-to-read backlit LCD screen, multilingual menu and DTC definitions and standard 16-pin OBD-II connector--no additional cables are needed
  • Retrieves VIN (Vehicle Identification No) on 2002 and newer vehicles that support Mode 9
  • Supports the CAN (Controller Area Network) protols and all other current OBD-II protocols
  • Works with most OBD-II compliant U.S., European and Asian vehicles (OBD-II is standard on all cars sold in U.S. post-1996)
No. 6
Autel MaxiSys CV Truck Scanner: 2022 Heavy Duty Diagnostic Tool for Commercial Vehicle Workshops, J2534 ECU Coding, 25+23 Service, Same as Snap-on Scanner with OE All System Diagnosis, Active Test
  • 【2022 Specially for Heavy-Duty Vehicles】Here we present you the Autel Maxisys CV+J2534, a high-end diagnostic tool tailored for commercial vehicles such as semi-trucks, light-duty trucks, buses, construction vehicles, agricultural vehicles and supports 100+ brands. The official updates can always keep the scan tool up with the trends so as to meet the needs of workshops and pro mechs. As an official authorized Autel scanner, stick to the old rules, 365 days QA and 24/7 technical support.
  • 【25 Service + 23 Adaptation Functions】Get the right tool Maxisys CV + J2534, get the things done. In total we’ve packed 25 service functions such as Oil Reset, SAS Rest, ABS Reset, for normal passenger cars and 23 adaption functions such as O2 Sensor Calibration, DPF Regeneration, Fuel Pressure Adaptation, for commercial vehicles. And those functions work perfectly for the 99% of commercial vehicles, for instance Freightliner, Kenworth, Peterbilt, International, Volvo, etc.
  • 【ECU Coding & J2534】2022 Heavy-duty scanner MaxiSys CV empowers you to match modules with components, flash the hidden functions, and customize the OE-settings and it’s compatible with light-duty trucks and semi-trucks such as: Ford F-series, RAM Trucks, Scania, Mercedes, Iveco, etc. The J2534 ECU programming will no longer be a problem once you have the scanner in your hands. It acts as a pass-thru device and help you pass-thru the gateway to access the data for coding.
  • 【All System Diagnostics, Same as Sanp-on Scanner】To help you root out the problems hidden underneath the hood, Truck Scanner CV can conduct a full-system diagnostic and present you with the full details about DTCs. Here are some on-board system it can dive into, such as Engine, AT, ABS, SRS, IMMO, air conditioning system, steering angle system, air suspension system, etc. Once the diagnostic is complete, you can access further details from waveform data stream or the health status report.
  • 【Bi-directional Control & Relearning】 This heavy duty scanner is a bridge for you to mutual communicate with on-board modules and conduct active tests to track down the problems. Cylinder deactivation test, on-board electronic components test, cylinder compression test, all of those complex tests can be done with it. And also the truck scanner can read the injectors QR code and match them with ECU once the replacement is done. There is still a lot more waiting for you to find out.
No. 7
ANCEL S3000 Automotive EVAP Smoke Machine Leak Detector with Pressure Gauge & Adjustable Flow Meter, Dual-Modes 12V Car Pipe Vacuum Leakage Tester for Vehicle Motorcycle Boat Truck
  • 🎁🎁EXTRA SAVING DEALS: Simply click "Extra Saving" below the price and add both to your cart to receive a free AD210 code reader worth $24.99 with the purchase of 1 or more S3000 EVAP Smoke Machine from ANCEL. Valid until May 31, 2022.
  • 【Ideal EVAP Smoke Machine】ANCEL S3000 is a professional machine for automotive pipe system leak detection, will help you find the leak and decide over 99% of generic smoke leakage problems. Supports various systems smoke testing, such as EVAP system, intake system, various pipe fittings, exhaust system and so on. Get the S3000 smoke tester and solve the problem yourself to save time and money.
  • 【Easy to Use】Throuth heating mineral oil or baby oil into smoke, and then pressing it into the sealed pipeline system, it can be outputs lots of smoke within 30 seconds, improve the efficiency of diagnosis. Equipped with pressure gauge and adjustable flow meter, which helps you control the smoke effect easily and allowing you to estimate the size of the leak by the change of the gauge value. The smoke created from the machine is non-toxic, don't worry about damage to your body and vehicle.
  • 【Independent Switch】+【Intelligent Protection】S3000 smoke tester adopt independent switch control design, air mode switch independent controlled built-air pump, and smoke mode switch independent controlled smoke generator. Built-in intelligent protection device, if it exceeds the working limit, it will automatically turn off the power to ensure the safety of the operator and the equipment.
  • 【Wide Range of Applications】+【Complete Accessories】S3000 is used to detect leaks in piping systems in automobiles, motorcycles, snowmobiles, ATVs, ATVs, light trucks and speed boats, suitable for all models. Package includes all accessories, you only need to purchase an additional USP mineral oil/baby oil. It has its own air pump and smoke generator, no need to purchase additional air machines and saving you money.
No. 8
2022 Newest FOXWELL OBD2 Scanner NT624 Elite Car Diagnostic Scanner All Systems with ABS Bleeding/ SAS Calibration/Throttle Reset/Oil/EPB Reset Code Reader (Add New Features Via Software Update)
  • 🎁【FREE OBD2 Extension Cable 】Just click "Extra Saving" under price and add it into your cart. We offer our customers a FREE obd2 extension 16 pin cable as a gift. It can help you protect obd2 scanner FOXWELL 624elite to away from port teared. It is a good choice for your Dad, boyfriend, family, friends as a gift!
  • 🌻【Thorough &Intuitive All System Diagnosis】How much do you know about All System diagnostic scanner? It checks more systems like EPB,Engine, SAS, SRS, ESP, Transmission, ESP, Suspension, Headlamp, etc. on all available systems to read/clear codes, display live data stream graphically. It means Foxwell car scanner can solve more complicated car issues. While 4 systems diagnostic tool among market only check ABS/SRS/Engine/Transmission. Good to grab a All System obd scanner diagnostic tool.
  • 🔥【HUGE FREE UPGRADE--5 HOT RESET FUNCTIONS】2022 New Version scan tool NT624 Elite ADDS 3 MORE SPECIAL FUNCTIONS --ABS Bleeding/SAS Calibration/Throttle Matching, at the base of EPB&Oil Reset. We heard a lots of suggestions from customers and finally decided to to this. The 3 new functions is free to get so it means more powerful diagnosis can be done for ABS/SAS/Throttle. ⚠️ATTENTION PLEASE: These 3 NEW functions need to obtain via software update.
  • 🍁【Applicable People Range】 +【Free Lifetime Update】The car diagnostic scanner for Cars can help you find the root cause of the warning light and reset it via 5 popular reset service--ABS Bleeding/SAS Calibration/Throttle Matching/Oil and EPB reset. Besides, this automotive scanner is free to update lifetime, no need to pay extra software fee every year like other products. It can help you save time & thousands of dollars in diagnosis and auto repair!
  • 👍【Wide Car Compatibility + Fantastic Auto VIN】The NT624elite foxwell scanner can diagnose over 60+ worldwide mainstream car makes(USA/ASIA/EUROPE) of their available car systems. With the featured auto VIN scan, the car scanner can get accurate vehicle info. Easily, so you don’t need to put the VIN manually. This USER ORIENTED diagnostic scanner is perfect for car repair shop, car dealers, mechanics and DIYers, mechanic, automotive engineer and student.
  • ⚠️【Purchase Note】Please attention the Foxwell vehicle code reader only have 5 special reset functions mentioned above. It doesn't have the SRS Airbag reset, IMM key fobs, TPMS coding or programming. If the 624elite auto scanners has any defect or flaw, we are free to provide new replacement for our customers. Please send Amazon message immediately to us.
  • 🏮【New Style Packaging 】We adopt a new packaging which replaced the original plastic box with a cloth bag to carry FOXWELL NT624 elite check engine code scanner for the sake of better protecting environment. So some customers may receive old package style, don't worry about it! You can see pictures on the left. Now the new package is more of great convenience and portability. We're also committed to bringing user-friendly design for our customer, not only providing professional check
  • 🍀【Seller Warranty 1 Year + Data Record and Playback & Print】The update tool FoxAssist allows you to update & uninstall software, save & print data, gain more available vehicle models and language on the original basis free lifetime. OBDZON offers 1-year warranty for any quality problems. Any update issues and compatibility issues can be sent via Amazon message.
No. 9
GUNSON G4125 Gastester Digital
  • Content includes: Gas tester instrument including
  • Calibrates in air, no moving parts to wear out
  • No filters to change
  • Accurate to 0.5% C.O measurement at 15-25˚C
  • Easy to follow instructions
No. 10
2022 Newest Foxwell NT726 OBD2 Scanner All System Diagnostic Scan Tool with ABS Bleeding/Oil Reset/EPB/TPS/SAS/TPMS-8 Hot Service Reset, 5.5” Android 9.0 Code Reader for All Car Free Lifetime Upgrade
  • 🎁【Free Extension Cable】➤As new arrival of FOXWELL, we offer a FREE OBD 16 pin extension convert cable - valued $11.99 to encourage all of you to try this brand new code readers & scan tools FOXWELL NT726. Just click "Extra Saving" under price and add both to your cart. Limited quantity. First come, first served.🎄【Great Gift Idea】:Best gift ideas for Dad, Husband, Boyfriend, Handy Men. Every car owner will need a all systems diagnostic scan tool!
  • 🎅【2022 Android 9.0 Touchscreen Scanner】+【All System Diagnostic】+【8 Advanced Maintenance Reset】Equipped with the most advanced hardware and complete software, this scanner for car is an OE-level diagnostic scan tool based on the Android 9.0 operating system, which provides you fast and accurate diagnosis on all available control modules and supports 8 hot maintenance reset functions including oil reset, EPB,SAS reset and etc, which will definitely help you detect and address lots of car issues.
  • 🎄【OE-Level All System Diagnostic Scanner】+【No Annual Subscription】: This NT726 car code reader works on over 100 car makes and 10000 model, which will read fault codes, clear fault codes, display live data stream, and retrieve vehicle information on all available control modules, such as ABS, SRS, Transmission, , engine, suspension system, Body, Power strain, Chassis and etc. Additionally, you will enjoy lifetime free update to latest software, helping you SAVE AT LEAST $200/year on upgrade.
  • 🔥【8 HOT Maintenance Reset Service】+【ABS Bleeding Scan Tool】 : 👍As the UPGRADED VERSION of Foxwell NT6X4 series👍, NT726 car diagnostic tool is equipped with 8 most popular maintenance service functions, including ABS Bleeding, EPB Reset, Oil Reset, SAS Reset, Injector Coding,TPMS Reset,Throttle Relearn, D-P-F Regen. It's a great choice for home mechanic ,DIY car owners, advanced hobbyiest and small workshops.🚩Tips: please send VIN to check the compatibility before purchase.Thanks.
  • 🎉【One-Click WiFi Update】+【4 in 1 Live Data Graph】 Tired of complex update on computer from those traditional scanners? This NT726 obd2 scanner will allow you update your scanner at your fingertips, which will definitely save your time. Moreover,this NT726 automotive scanner will show and merge 4 data stream in one graph like "Engine RPM",“Vehicle Speed”,"Engine coolant temperature" and “Absolute Throttle position”.
  • 🎁 【Applicable for Many People】+【Excellent Handheld Carrying Case】: This code reader fits for home mechanic, DIY car owners, advanced hobbyiest, car dealer, auto repair shop, automotive engineer, diagnostic tech, automobile tech,individual. Apparently, this is the most economical scan tool for every mechanic. This NT726 code scanner comes with a high-quality protective carrying box, which is the great gift option.Get Foxwell NT726 car diagnostic scanner and give your lover a surprise!
  • 💐【BEST HARDWARE + WHAT YOU GET】 : ▶Android 9.0 System▶4000mAh Built-in Battery▶32GB SSD Hard Drive+1GB DDR4 Memory▶One-Click Update▶NO IP Limited▶Print/Share Vehicle Health Report▶Data Stream Record and Playback. WHAT'S IN BOX: 1 x Foxwell NT726 Diagnostic Tool; 1 x $30 Heavy Duty Protective Case for free; 1 x Diagnostic Cable; 1 x USB C Cable; 1 x User Manual; 1 X Quick Start Guide; 12 Months Warranty.
  • 🚩Shopping Notice: 1.Please uninstall the software and download again if you encounter the prompts" Diagnostic software error.Quit the diagnosis".It's caused by uncompleted software downloading. 2. Please send the VIN to confirm the compatibility before the purchase because the compatibility will vary from specific year and model. 3. Battery registration is not supported. 4. please search "how to print the diagnostic report?" on QA if you want to know the methods of printing diagnostic report.

How we tested

We search all the field to find the best Emissions Analyzers and all the type for it and get the best alternatives, priced decently, and easy to use. After that we tested all the main parameters we use : These things can separate the great Emissions Analyzers from the good.

  • Easy To use
  • Options
  • Quality
  • Longevity

How we picked

We search for all the field to find the best Emissions Analyzers and all the type for it and get the best alternatives, priced decently, and easy to use.
The main parameters we use : These things can separate the bad Emissions Analyzers from the good.

  • Price
  • Easy To use
  • Customer reviews
  • Quality
  • Longevity
  • Dimensions

Current Offers

SaleNo. 1
FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool
  • 🚋【POWERFUL OBD2 SCANNER】The NT201 code scanner can read and clear error codes in seconds when your car shuts down suddenly, performing operations without decoding! The codes definition is easily explained by DTC Lookup function so it’s clear to help you get the specific car issue. This obd2 scanner diagnostic tool can turn off the MIL and check engine status, according to operating condition of the car engine. Definitely it’s a good check engine code reader tool to save your time, money
  • 🍺【PROFEESIONAL 10 OBDII DIAGNOSIS】Foxwell nt201 elite automotive code reader is equipped with strong full 10 modes obd2 diagnostic functions. It can read and erase fault codes, stored code. The car scanner also retrieves I/M readiness, freeze frame data, show live data in the text and graph format, auto VIN acquisition, review the recorded DTC, O2 Sensor and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car.
  • 🌀【ON-BOAR MONITOR TEST】The check engine light obd2 scanners would diagnose misfire and the live O2 to monitor that misfire comes from which bank and cylinder. This foxwell code reader will graph all the real-time streaming data it reads, including but not limited to Engine Coolant Temperature, Short Term Fuel Trim,Long Term Fuel Trim,Engine RPM,Oxygen Sensor Output Voltage, ect.
  • 🌄【WIDE VEHICLE COVERAGE】 NT201 car diagnostic scanner will work on USA and import vehicles, such as light-duty trucks (12v only), SUV and mini-vans with standard OBD2/ EOBD/ JOBD & CAN protocol. European vehicles from 2000, American ones from 1996, and Asian from 2008. Car compatibility may be various, if you cannot confirm it, we are free to provide any help via Amazon.
  • ⛽【DESERVE TO OWN】 This FOXWELL engine code reader is built-in speaker and 2. 4' TFT colorful LCD screen, offers visual and audible indication for readiness verification. The hot key for I/M test can monitor the failure of automotive electronic system at any time to ensure that the emission of car in use doesn’t exceed the requirements of OBD regulations.
  • 🚦【NO WORRIES】 PLUG & PLAY, NT201 obd2 scanner can be used directly with no need for registration or update or battery, as it is already the latest version. Get power directly from OBD2 interface in your vehicle. Multilingual menu supports English, Spanish etc. Lifetime FREE upgrade via Windows 7/8/10 to keep you stay current with the latest development of diagnosis
SaleNo. 2
OBD2 Scanner for Car,Car Code Reader Automotive OBD II Auto Check Engine Light Scan Tool Emission Analyzer Since 1996 Yakry C1
  • ►【Powerful Diagnostic Tool】This scanner is Plug and Play, with Diagnose Vehicle Engine Failure and Real-Time Data Streaming,Read/Erase Code, DTC lookup, Check Battery Voltage, View Freeze Frame Data, I/M Status Detection,Reading vehicle information and so on functions.
  • ►【Plug and Play】Our OBD2 scanner plug and play, fast scan and clear trouble codes, very easy to use, even a beginner can use this unit to read the error code, with what displayed on screen. Then you can fix it by yourself, saving money and time.
  • ►【Quickly Check Voltage 】With the "BAT" button, it allows you to check the voltage with a single button, making it easy for you to quickly determine the condition of your vehicle.This saves you a lot of time and money.
  • ►【Wide Vehicle Coverage】 compatible with all 1996 and newer model cars, SUVs, and light trucks sold in the US, Europe, and Asia. Supports all OBD2 protocols: SAE J1850 PWM, SAE J1850 VPW, ISO 9141-2, ISO 14230-4 (KWP2000), and ISO 15765-4(CAN). Note: This car code reader is incompatible with new energy vehicles, hybrid vehicles.
  • ►【Technical Support & Quality Assurance】Yakry provides Lifetime Technical Support, 2-Year Replacement Service, and 30-Day Money-Back Guarantee for each item, please contact us if you have any questions.
SaleNo. 3
LAUNCH CRP129X OBD2 Scanner for Car, 2022 Scan Tool ABS SRS Transmission Car Check Engine Code Reader, Diagnostic Scanner for Oil/EPB/SAS/TPMS Reset, Throttle Matching, Auto VIN, Free Online Update
  • 🎁【Free TPMS Activation Tool】: Just click "Extra Savings" under price and add both to your cart to get a FREE TPMS Activation Tool which works for GM cars. Limited quantity. First come, first served. 🎁【Great Gift Idea】: A top present choice for your father, husband, brother or boyfriend. EVERY CAR OWNER WILL NEED IT! Get LAUNCH CRP129X obd2 scanner and give your lover a surprise!
  • 【2022 Upgraded Version】+【No extra software fee】LAUNCH CRP129X obd2 scanner is upgraded of launch scanner crp129 crp123x, creader vii+: 5 more practical reset functions (Oil/EPB/SAS/TPMS Reset, Throttle Matching) than LAUNCH CRP123X scan tool; Most used 4 system diagnoses (ABS/SRS/ENGINE/AT); Equipped with higher hardware: large 5" touch HD screen, Fast 7.0 Android, 16G RAM, 6100mah BAT, to give you better user experience; Lifetime free update & 5 Years warranty.
  • 【Cost-effective: 5 Service Functions】+【Print Diagnostic Report】LAUNCH CRP129X obd2 scanner for car offers 5 OE-level services to give you more repair solutions: Oil Reset, Steering Angle Calibration, Electronic Parking Brake, TPMS Reset, Throttle Adaptation. Auto VIN scan can identify car make, model, and year info to shorten the navigation process. You can generate a vehicle health report by one-click and share to your mechanic friend to help you analyse problems to avoid blind maintenance!
  • 【3 in 1 Diagnostic Scan Tool】+【Live Data Stream In Graphic】LAUNCH CRP129X car diagnostic scanner is not only a diagnostic scanner providing oe-level services, but also an ABS SRS scan tool, transmission and check engine code reader. When it’s an odb2 scanner, you can use it to check if your car is ready for annual emission test through I/M readiness menu. In addition, live data stream, built-in DTC library, data play back and print, all these features are a big plus for it.
  • 【Work out of Box】+【Wide Vehicle Coverage】 LAUNCH CRP129X diagnostic scanner for all cars comes with latest software, which can be used out of box. No need to waste time to download the software first. This scan tool supports one-click update via Wi-Fi which can fix some bugs, and update new make up to 2021 models. It works on 60+ car brands, covering OBD2/EOBD/JOBD vehicle mostly manufactured after 1996. It also helps to judge the state of the battery via real-time battery voltage graphing.
  • 【9 Language Support + 5 Years Warranty】LAUNCH CRP129X obd2 scanner supports languages: English, Spanish, French, German, Italian, Russian, Portuguese, Japanese, Korean. LaunchDirect & LAUNCH provide 5 YRS Warranty and 60 days unconditional return! ➤Any problem, you can freely contact us via our Customer service email or Amazon message.
SaleNo. 4
[2022 New Elite]LAUNCH OBD2 Scanner CRP123E- Engine/ABS/SRS/Transmission Diagnostic Scan Tool with Battery Test, AutoVIN,5" Touchscreen WiFi Free Update, Car Code Reader for All Cars
  • 🎉【2022 New Elite Version, Upgraded Of FOXWELL Car Scanner NT604 Elite/ANCEL FX2000/CRP123】 LAUNCH CRP123E obd2 scanner can check ABS/SRS/AT/ENG systems & 10 OBD2 modes, read and clear fault codes,💡Online Google Search, 4 IN 1 Graphing ,Stores and playbacks dynamic data stream, helps to quick analysis and diagnosis. what's more, you can generate a vehicle health report by one-click and share to your email via Wifi which can help avoid blind maintenance, offer solution, save time and money.
  • ☑️【ABS/SRS/Engine/Transmission Diagnostic Tool +Battery Voltage Test& AUTOVIN】Wi-Fi one click update +Battery Voltage Test +Auto Vin+Record History; One-click wifi update and free for fixing more bugs; Realtime battery voltage graphing helps to Judge the state of the battery; Auto Vin, facilitate accurate diagnosis and provide useful information; Save the historical diagnosis report, replay the data flow, and provide you with useful parameters to prevent unnecessary repair
  • 🔔【One to one Technical feedback and support】 Base on cloud server of launch,the “feedback function” can get the professional guidance of Launch Engineer.An excellent choice for family car owners. No extra paid updates, keep your diagnostic software updated and coverage increased, saving you even more money. 🎁Great Gift Idea For Every Car Owner💡Fast 7.0 Android💡16GB Memory💡5" touch HD screen💡6100mAh Rechargeable Battery
  • 🎁【5-Year Warranty &10 Language Free To Use】 Launch CRP123E scan tool supports 10 languages. Choose your native language without encountering any sort of language barrier--English, French, Spanish, German, Russian, Korean, Japanese, Portuguese, Italian, Traditional Chinese. 🚩5 YEARs Warranty 🚩Conact seller to get Free Gift 🚩Fast delivery by Amazon
  • 5.🚗【 Find Your Vehicles Here】 Includes 57 vehicle makers of the BMW, VW, Jeep, Ford, Volvo, Dodge, Skoda,Mazda, Nissan,Porsche,Subaru,Lexus,Toyota,Aodi,Benz,Abarth, Acura, Alfa Romeo, BMW-Brilliance, Bugatti, Buick, Cadillac, Chevrolet, Chrysler, Citroen, Dacia, Daewoo, Fiat, General Motors (GM), Honda, Hyundai, Infiniti, Isuzu ,SUZUKI,Jaguar,KIA, Lancia, Land Rover, Lincoln, Mini Cooper, Opel,Peugeot,MITSUBISHI,Vauxhall,SPRINTER,SMART,SEAT,SAMSUNG,SAAB,RENAULT,Nissangtr,ect.
SaleNo. 5
FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
  • 【Vehicle CEL Doctor】The NT301 obd2 scanner enables you to read DTCs, locate bad O2 sensors, access to emissions readiness status, turn off CEL(check engine light) or MIL, reset monitor, read live data and retrieve VIN of your vehicle.
  • 【Accuracy & Streams】Live data graphing and logging. Accurately read error codes for most Worldwide cars, SUVs, light trucks and 12V diesels equipped with Obd2. Graphing live vehicle sensors data allows you to focus on any suspicious data and trend.
  • 【Worthy to Own】Recommended by Mechanic Scotty Kilmer on Youtube. Codes analysis and Printer compatible. Unique PATENTED design, 2.8" color screen, Free Lifetime Update and 1-year seller assurance with EXCLUSIVE tech and service team.
  • 【Smog Check Helper】Read/Erase and I/M readiness hotkeys make it easy to use the car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for confident emissions test.
  • 【Home Necessity】Open to global customers. No battery required, NT301 obd scanner is charged directly from the 16pin DLC in your vehicle. It is recommended as a necessity in your toolbox and one of the best gifts for Home and Autoshop Mechanics.
  • 【Please Note】Dear customer, if you are not pleased with your NT301 and choose to return it, please kindly mark it unsellable to avoid an used one is resold again to other customers. Appreciate very much!
  • 【Warm Tips】NT301 car scanner can be used directly with no need for registration or update, as it is already the latest version. Your Foxwell's screen is with a tightly-fitting screen protector. If any scratches are found, just tear off the screen protector from the upper left or upper right corner. 🙂

Conclusion

As you may have seen, the best Emissions Analyzers are not always the most expensive. We hope this top 10 has been a useful tool in your choice of Emissions Analyzers. Your comments are welcome. This comparison is regularly updated, so you will always find the latest products on the market in this ranking.

Last update on 2022-05-21 at 02:03 / Affiliate links / Images from Amazon Product Advertising API