The 10 Best Emissions Analyzers to Buy – July 2022 Review

Looking for the best Emissions Analyzers?

We did 16 hours of research and testing 14 products to create this review. We believe the best Emissions Analyzers doesn’t have to be the most sophisticated to be exceptional. Our product selection lives up to its promise. Many different criteria were used for this comparison to be more relevant and more precise. Now discover our comparison !

TOP 10

SaleNo. 1
NEXPEAK OBD2 Scanner, NX501 Enhanced OBD II Auto Code Reader, Car Diagnostic Scan Tool Vehicle Check Engine Light Analyzer for All OBDII Vehicles After 1996
  • 【Professional Car Code Reader】 NEXPEAK NX501 obd2 scanner is an enhanced auto scanner that you can not only check all engine related fault codes, find out what caused the check engine light comes on, turn-off Malfunction Indicator Lamp (MIL), locate bad O2 sensor, but also can monitor car battery health status, remind you when the battery need to be replaced. It’s a perfect scan tool helps you to determine if your car need to be repaired and avoid blind maintenance, saves your time and money.
  • 【Wide Array of Compatibility】 Accurately read and erase error codes on all OBD2 protocol vehicles with a 16 PIN interface (KWP2000, ISO9141, J1850 VPW, J1850 PWM and CAN). The NEXPEAK NX501 automobile diagnostic is compatible with most US vehicles that are model year 1996 or later – including sedans, SUVs, light trucks, and 12V diesels. This is a plug-and-play engine diagnostic code reader (both generic and manufacturer specific codes) – no extra batteries or apps required.
  • 【Not Only Full OBD2 Function】 All 10 modes OBD2 diagnostic function including: read and erase fault codes, retrieve I/M readiness and freeze frame data. Unique graphical forms to display live sensor data, Auto VIN acquisition, O2 Sensor and EVAP Test (Mode 8), Advanced On-board Monitoring (Mode 6). This auto code reader can not only reveal what error codes your car is producing, but also monitor the battery voltage at all time during OBD car diagnostic, reminds you when having an aging battery.
  • 【BEST Stability and Performance】This NX501 OBD2 car computer reader does all diagnosis via 2.8’’ color LCD screen, features with user-friendly UI design and STM-32 main chip, this diagnostic code scanner can access OBDII car diagnostics, DTC Lookup and Review 2-3 times faster than other car diagnostic scanners. With patented design soft silicone keypad and Red-Yellow-Green LEDs indicators, you don’t even need to read the manual and will enjoy the car diagnostics just as the professionals.
  • 【Warranty & Update】 The NX501 OBD2 code scanner supports life-time free smart update service, Built-in memory card allows you to store diagnostic data and upload to computers for printing (for Windows ONLY). The NX501 package comes with a free carry case It’s a must have tool for you and your family.
  • 【Great Gift for Father】 As the father's day comming, you can choose this wonderful obd2 scanner for your father or your husband as a superise present.
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.
No. 3
NEXPEAK OBD2 Scanner Vehicle Engine Code Reader Car Diagnostic Tool Automotive Emissions Analyzer
  • ➤READ CODES: As a portable OBD2 scanner, NX201 is easy to use even though you're a new user.Connect it with your car OBD2 connector,enter"read codes", it will displays the DTCs and the definitions on the screen directly. You don't need to search online.
  • ➤TURN OFF CHECK ENGINE LIGHT:With the function of "erase codes", NX201 can help your turn off the check engine light (MIL, also called as Malfunction Indicator Lamp).
  • ➤VIEW FREEZE FRAME:When an emissions related fault occurs, the OBD II system not only sets a code but also records a snapshot of the vehicle operating parameters. This function could help you find out where the problem is.
  • ➤I/M READINESS:NX201 pocket engine scanner code reader comes with I/M readiness status check function. It shows you whether all the emission related systems and components are operating within allowable limits, and help your to pass annual Smog Check easily.
  • ➤COMPATIBILITY :Nexpeak OBD2 code scanner NX201 support all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. Generally, it support car published after 1996 in US, 2003 in EU,2006 in Asia.
No. 4
Autel OBD2 Scanner Autolink AL319 Code Reader Read and Erase Codes Check State Emission Monitor Status Powerful Scan and Car Diagnostic Tool
  • 【TURN OFF CEL】 This AL319 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】 Autel AL319 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.
  • 【FOR END USER & DIYERS】 This error code reader AL319 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 obd2 scanner, and get the information you want.
  • 【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.
SaleNo. 5
FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool
  • 👍【Turn off Check Engine Light】+【Easy to Use-Plug & Play】The FOXWELL NT201 obd2 scanner is capable of scanning diagnostic trouble codes, which enables you to figure out what's wrong with your car to avoid an expensive trip to mechanic. Then the car scanner will clear the fault code and give you means to turn off the check engine light.Moreover,the code scanner will read live data and retrieve VIN of your vehicle.Definitely it's a good check engine code reader to save your time and money.
  • ✅【One-Click I/M Readiness】+【A Must Have for Quick Smog Check】This FOXWELL NT201 car code reader enables you to do a quick smog check to confirm if your car could pass emission test. The Red-Yellow-Green Leds and build-in speaker offers visual and audible indication that you vehicle is ready for the smog test.FOXWELL NT201 obdii scanner---Best item to have before annual inspection. 🎁Great Gift idea for Father's Day.
  • 👍【PROFEESIONAL 10 OBDII DIAGNOSIS】Foxwell NT201 odb2 scanner is equipped with strong full 10 modes obdii diagnostic functions. It can read and erase fault codes, stored code. The obd2 code reader shows I/M readiness, freeze frame data, display live data in the text and graph format, retrieves auto VIN, review the recorded DTC, shows Live O2 Sensor and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car.
  • ✅【ON-BOARD MONITOR TEST】+【Live Data in Graph】The check engine light obd2 scanners would diagnose misfire and the live O2 sensor to monitor that misfire comes from which bank and cylinder. What's more, this foxwell NT201 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.
  • 🚦【NO WORRIES】 The NT201 obd2 scanner diagnostic tool 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. 6
FOXWELL NT614 Elite OBD2 Scanner - ABS/SRS/Transmission/Check Engine Code Reader Scan Tool with EPB/Oil Light Reset, Airbag Car Scanner Diagnostic, Free Update
  • 🎁【A Great Gift Option】Just click "Extra Saving" under price and add it into your cart. We offer our customers 10% off nt614 elite obd2 diagnostic cable . It can be repalced to protect obd2 scanner FOXWELL 614elite if the cable is teared. It is a great gift option for your Dad, husband, boyfriend, family, friends as a gift!
  • 🍧【Enhanced 4 System Diagnosis】Are you confused on the warning lights for the engine, ABS, airbag and transmission keeping flashing on the dashboard? Having this scan tool, even beginner can use it to read the data to find out what the fault codes mean, how serious the fault is and what options there are to fix it before you go to the repairshop. After repairing, it can even clear the fault code and turn off the warning light.
  • 🍾【2 Hot Special Services】+【Save Time and Money to Dealership】Wanna save lot to service your family's and friends’ cars? This car scanner computer provides routine maintenance - Oil light reset and Electronic Park Brake(EPB) service which can help to keep your car running smoothly. EPB Service for 42 car makes and Oil Light Reset for 49 car makes which helps you diagnose and calibrate faults in your vehicles when the warning light is on. No need for the dealership again.
  • 🍉【Full OBDII Functions】Are you often told that cars are unqualified because the fault code was read during the OBD inspection? Or are you worried about being stuck in the exhaust gas inspection? Now the obd code scanner can read/clear codes, live data, freeze frame, smog check, o2 sensor test, on-board monitor test, component test, view VIN to help you reveal why the engine light is on, avoid being fined before the annual car inspection and keep your engine in good condition.
  • 🍺【Live Monitoring Feature🆚AutoVIN Scan🆚DTC Lookup】Featured with live data to monitor of your vehicle electronic control module to keep safe driving. AutoVIN lets you get your vehicle info rapidly during the diagnosis. (Some models need to type it in manually.) DTC help and explanation also tell you the exact problem. Data record, playback, and printable Inspection report make diagnostic information easily at your hands.
  • 🍦【Covering 99% Vehicles🆚10+ Languages】All in One obd2 scanner works on 60+ brands (1000+ models) of American, Asian, and European vehicles covering cars, light trucks, minivans, and SUVs. In the meanwhile, More than 10 languages to solve your reading difficulties.
  • 🥤【Hassle-free Purchase🆚Free Durable Protective Case🆚 Lifetime Free Update】NT614 Elite scanner for car has a 1-year seller quality assurance.Comes with FREE durable protective case which can prevent dust, fall, daily wear, and tear. Besides, FREE 16G memory card and USB cable offers FREE LIFETIME UPDATE via windows computer, and you don't need to pay an extra software fee. Moreover, We have backed by professional tech and service team. If you have any issues, pls contact us directly.
No. 7
ANCEL S3000 Automotive EVAP Smoke Machine Leak Detector with Oil Level Gauge & Air Flowmeter, 12V Car Pipe Leakage Tester for Vehicle Motorcycle Boat Truck
  • 【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.
  • 【Main Unit 12 months Warranty】To ensure your high-quality shopping experience, there are 12 months warranty of the main unit from the date of the customer received the product and 6 months warranty for accessories(except the Intake Bladders). If you have any problem, don't hesitate to contact us directly.
SaleNo. 8
[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
  • 🚗【 Find Your Vehicles Here】 Includes 57 vehicle makers of the BMW, VW, Jeep, Ford, Volvo, Dodge, Skoda,Mazda, Nissan,Porsche,Subaru,Lexus,Toyota,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.
No. 9
2022 Newest FOXWELL OBD2 Scanner NT624 Elite Car Diagnostic Scanner All Systems with ABS Bleeding/ SAS Calibration/Throttle Reset/Oil/EPB Reset Car Scanner (Add New Features Via Software Update)
  • 👍【Great Idea for Father's Day 】 Are you still seeking something for your Dad, family, boyfriend, husband? Every car owner wanna a tool to quickly find out the reason when their cars shut down. The Foxwell nt624 elite obd2 scanners can provide all aspects powerful check and come with a carry bag. Get it and surprise your Dad, boyfriend, family, friends!
  • 🌻【Thorough&Intuitive All System Diagnosis】This car scanner checks not only the common system like ABS/SRS/Engine/Transmission, but also checks EPB/SAS/ESP/Suspension/Headlamp/Car radio/Center lock etc. on all available systems to read/clear codes, show live data graphically. The 2022 obd code reader can bring thorough diagnosis, turn off warning light and pinpoint car issue for every car owner.This obd scanner diagnostic tool is easy to use and friendly to novice and amateur mechanic.
  • 🔥【Powerful 5 RESET FUNCTIONS】2022 New Ver. scan tool NT624 Elite ADDS NEW SPECIAL FUNCTIONS--ABS Bleeding/SAS Calibration/Throttle Matching at the base of EPB&Oil Reset. Before the trip to mechanic, the vehicle code reader can do more powerful and deeper diagnosis for ABS/SAS/Throttle. You can know the real situation about your lovely car and avoid some unnecessary repair fee.⚠️ATTENTION: Maintenance menu only shows oil&epb reset needed to be upgraded to get other 3 services
  • 🍁【Comprehensive Applicable People Range】 +【No Subscription fee】The car diagnostic scanner takes the user-oriented and hot keys design, so the foxwell nt624e automotive scan tool is easy to operate and do quick scan for home mechanic, DIYER, novice, amateur mechanic, dealer and auto repair shop. Besides, this automotive scanner is free to update lifetime, no need to pay extra 200+$ software fee every year. 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(1000+vehicles)worldwide mainstream car makes(USA/ASIA/EUROPE) of their available car systems, find the root cause of warning light and reset it via 5 popular reset service. With the featured auto VIN scan, the obd2 scanners can read accurate vehicle info and help you resolve compatibility issues. Easily, so you don’t need to put the VIN manually.
  • ⚠️【Warm Purchase Note】Please attention the Foxwell obd scanner diagnostic tool only have 5 special reset functions mentioned above. It doesn't have IMM key fobs, Crankshaft Relearn, Battery codes Reset,TPMS coding or programming. As the Airbag, it only can clear fault codes, cannot clear crash data.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. 10
MUCAR CDL20 OBD2 Scanner, OBD2/ EOBD Car Code Reader with Full OBDⅡ Functions, Check Engine Automotive Vehicle Diagnostic Tool for EVAP System/Smog Test Emission Analyzer
  • 【TURN OFF ENGINE LIGHT】 This obd2 scanner's most basic function is reading engine codes. By just plugging it in and clicking a few buttons, you can read an error code in mere minutes. A short definition of an error code is provided so you don't need to manually go online and look up each code. You can get a handle on your car's problem before you race off to the mechanic. It saves your time, trips to the mechanic, and money.
  • 【ACCURATE DATA】 In addition to displaying current fault codes, the CDL 20 shows live car data, like spark advance and engine speed. It can also show freeze frame data, a snapshot of what was happening in the vehicle when the fault code was triggered.
  • 【MORE PREMIUM FEATURES】 This code reader also has several more advanced capabilities. It can reset your emissions monitor before you get it checked to ensure that the reading is as accurate as possible. If you live in an area where emissions testing is mandated, it can also run a quick I/M readiness check and drive cycle verification to make sure that your vehicle will pass the testing before you take it in.
  • 【WIDELY COMPATIBILITY】 This high-end OBD-II scanner will be compatible with most 1996 and newer US-based vehicles that are OBDII compliant (OBDII protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN). It supports English, French, Spanish, German, Russian, Italian, and Portuguese.
  • 【USER FRIENDLY】 Small and compact, the CDL 20 car diagnostic tool can disappear in a glove box. Its four-quadrant home screen is simple with entries for Diagnose, Lookup, Setup, and Help. It only has four buttons, so the operation is a simple as it gets. It's easy to hold, has a logical button layout, a color screen, a good interface, and an ok length cable. You are no need to install the mobile app or software and no need to charge.
  • 【NO WORRY AFTERSALE】 This check engine scan tool comes with a 12-month warranty and lifetime tech support. You will get a replacement if the product failed in one year. For any problem, feel free to contact us directly.

Intro

Find out where you can get the best Emissions Analyzers! Making your choice among different Emissions Analyzers on the market is not always easy. It can also turn into a daunting task because of the many websites offering the same type of product. On this page, we will give you a comparison to get the best value for your money. This complete ranking provides you with a comprehensive view and allows you to pick the best Emissions Analyzers. You will find a broad selection of models, brands, and prices. Whether you want to save money or find out what is the best Emissions Analyzers for you, our comparison will help you make the right choice. To keep things practical and easy to understand, we created a Top 10 of the best Emissions Analyzers. You won’t have to choose your products at random anymore.. On your marks! Compare! Pick your Emissions Analyzers!

Our Picks

SaleNo. 1
NEXPEAK OBD2 Scanner, NX501 Enhanced OBD II Auto Code Reader, Car Diagnostic Scan Tool Vehicle Check Engine Light Analyzer for All OBDII Vehicles After 1996
  • 【Professional Car Code Reader】 NEXPEAK NX501 obd2 scanner is an enhanced auto scanner that you can not only check all engine related fault codes, find out what caused the check engine light comes on, turn-off Malfunction Indicator Lamp (MIL), locate bad O2 sensor, but also can monitor car battery health status, remind you when the battery need to be replaced. It’s a perfect scan tool helps you to determine if your car need to be repaired and avoid blind maintenance, saves your time and money.
  • 【Wide Array of Compatibility】 Accurately read and erase error codes on all OBD2 protocol vehicles with a 16 PIN interface (KWP2000, ISO9141, J1850 VPW, J1850 PWM and CAN). The NEXPEAK NX501 automobile diagnostic is compatible with most US vehicles that are model year 1996 or later – including sedans, SUVs, light trucks, and 12V diesels. This is a plug-and-play engine diagnostic code reader (both generic and manufacturer specific codes) – no extra batteries or apps required.
  • 【Not Only Full OBD2 Function】 All 10 modes OBD2 diagnostic function including: read and erase fault codes, retrieve I/M readiness and freeze frame data. Unique graphical forms to display live sensor data, Auto VIN acquisition, O2 Sensor and EVAP Test (Mode 8), Advanced On-board Monitoring (Mode 6). This auto code reader can not only reveal what error codes your car is producing, but also monitor the battery voltage at all time during OBD car diagnostic, reminds you when having an aging battery.
  • 【BEST Stability and Performance】This NX501 OBD2 car computer reader does all diagnosis via 2.8’’ color LCD screen, features with user-friendly UI design and STM-32 main chip, this diagnostic code scanner can access OBDII car diagnostics, DTC Lookup and Review 2-3 times faster than other car diagnostic scanners. With patented design soft silicone keypad and Red-Yellow-Green LEDs indicators, you don’t even need to read the manual and will enjoy the car diagnostics just as the professionals.
  • 【Warranty & Update】 The NX501 OBD2 code scanner supports life-time free smart update service, Built-in memory card allows you to store diagnostic data and upload to computers for printing (for Windows ONLY). The NX501 package comes with a free carry case It’s a must have tool for you and your family.
  • 【Great Gift for Father】 As the father's day comming, you can choose this wonderful obd2 scanner for your father or your husband as a superise present.
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.
No. 3
NEXPEAK OBD2 Scanner Vehicle Engine Code Reader Car Diagnostic Tool Automotive Emissions Analyzer
  • ➤READ CODES: As a portable OBD2 scanner, NX201 is easy to use even though you're a new user.Connect it with your car OBD2 connector,enter"read codes", it will displays the DTCs and the definitions on the screen directly. You don't need to search online.
  • ➤TURN OFF CHECK ENGINE LIGHT:With the function of "erase codes", NX201 can help your turn off the check engine light (MIL, also called as Malfunction Indicator Lamp).
  • ➤VIEW FREEZE FRAME:When an emissions related fault occurs, the OBD II system not only sets a code but also records a snapshot of the vehicle operating parameters. This function could help you find out where the problem is.
  • ➤I/M READINESS:NX201 pocket engine scanner code reader comes with I/M readiness status check function. It shows you whether all the emission related systems and components are operating within allowable limits, and help your to pass annual Smog Check easily.
  • ➤COMPATIBILITY :Nexpeak OBD2 code scanner NX201 support all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. Generally, it support car published after 1996 in US, 2003 in EU,2006 in Asia.

Why you should trust us?

This guide is the result of more than 10 years of experience in researching, testing, and writing about various subject. Our team members are experts in their fields. We spent 16 hours reading all the articles we could find online and all the customer reviews on various retail websites such as Amazon, Ebay, Alibaba or Flipkart. We also found many websites that provided valuable resources such as purchasing guides and detailed information on Emissions Analyzers. To help you make the best choice among the hundreds of products available, we decided to offer you a comparison in order to find the best value for your money. We searched different fields to find the best Emissions Analyzers. We also looked at the best alternatives for reasonably priced and easy to use products. After we determined our main parameters, we conducted our research and tests.These parameters separate a great product from an average one:

  • Price
  • Ease of use
  • Customer reviews
  • Quality
  • Durability

Conclusion

We hope this ranking was helpful to you in choosing the Emissions Analyzers that best suits you. We made it thoroughly and we will update it regularly, so that you get a real-time comparison. Our goal is to allow you to compare models and prices, to get an overview of what the market has to offer. We are here to make it easier for you and to make informed decisions. If our ranking gave you a clearer view on the different products available, feel free to let us know in the comments section. We will happily read them.

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Last update on 2022-07-03 at 16:45 / Affiliate links / Images from Amazon Product Advertising API