The Best Check Engine Light Reader of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Check Engine Light Reader of 2022. Check our ranking below.

2,914 Reviews Scanned

Rank No. #1

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black

CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the market and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. It can easily determine the cause of the check engine light coming on, quickly read and clear diagnostic trouble codes, read live data & hard memory data, view freeze frame, I/M monitor readiness and collect vehicle information. Instead of taking car to mechanic shop, you can use it to check the trouble code and show code definition by yourself.
Sturdy and Compact: Equipped with a 2.5 foot cable made of very thick, flexible insulation. It is important to have a sturdy scanner as it can easily fall to the ground when working in a car. The AD310 OBD2 scanner is a well-constructed device with a sleek design. It weighs 12 ounces and measures 8.9 x 6.9 x 1.4 inches. Thanks to its compact design and light weight, transporting the device is not a problem. The buttons are clearly labelled and the screen is large and displays results clearly.
Accurate Fast and Easy to Use: The AD310 scanner can help you or your mechanic understand if your car is in good condition, provides exceptionally accurate and fast results, reads and clears engine trouble codes in seconds. If you want to find out the cause of the check engine light, this device will let you know immediately and fix the problem right away without any car knowledge. No need for batteries or a charger, get power directly from the OBDII Data Link Connector in your vehicle.
OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols. This is not the case with the AD310 scanner as it can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device also has extensive vehicle compatibility with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Check compatibility with your vehicle model before purchasing.
Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it is compact in design. You can easily slide it in your backpack as you head to the garage, or put it on the dashboard, this will be a great fit for you. The AD310 is not only portable, but also accurate and fast in performance. Moreover, it covers various car brands and is suitable for people who just need a code reader to check their car.

SaleRank No. #2

Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool

【For Car DIYers And Beginners】This plug-and-play Autel scanner MS300 can pay for itself in the first use. It communicates with vehicles through standard 16-PIN OBD2 cable and it’s powered by vehicle directly (no battery needed). It capable of scanning vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint emission-related issues. The little guy should be a member of your toolbox, always in your car and ready to be taken out and used.
【Read Codes & Clear Codes In Seconds】Getting diagnostic codes(DTCs) should be the start of all repairs if you don't want to be ripped off. You can use MS300 to read the codes in seconds and look them up to quickly locate the problem areas, then determine if you can do the repair yourself or go to a mechanic, and clear the codes to get everything back to normal.
【Turn Off Check Engine Light】The check engine light is always annoying you, most of the time because of a little thing, isn't it? Maybe it's just a gas cap that's not tightened but you paid hundreds of dollars for it? With Autel MS300 scan tool, you can read code to quickly find out why the check engine light is on and reset it.
【Help You Pass Annual Smog Check】To pass annual smog check, you are better to make the OBD II Readiness Monitors on your car “Ready”. You don’t want to pay for a failed smoke check. MS300 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire, fuel system, catalyst, O2 sensors, EVAP, etc, to help your car ready pass the annual smog check.
【Works On 99% Vehicles & No-Worry Purchase】Autel MaxiScan MS300 car code reader supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. It is compatible with 99% OBDII-Compliant vehicles, passenger cars or light trucks. For OBD2 cars, usually, post 1996 for US market, post 2006 for EU market and post 2009 for Asian market. It comes with a 12-month warranty and free lifetime technical support. If you need any technical support, please feel free to contact us.

SaleRank No. #3

AUTOPHIX OBD2 Scanner Enhanced OM126P Vehicle Code Reader Auto Diagnostic Check Engine Light for All OBDII Car After 1996[Upgrade Version]

🚘➤【POWERFUL FEATURES】Built-in 14 special functions in 1 car reader, read and erase stored e-mission related codes, pending codes, and show code definitions, data steam, freeze frame, on-board monitoring, and show the vehicle information, I/M reading, review the recorded DTC, review & print report. Support EVAP system test, let you initiate a leak test for the vehicle's EVAP system, identify troubleshooting related to fuel efficiency and vehicle e-missions.
🚖➤【PROFESSIONAL CHECKING CAR ENGINE TOOL】The OM126P Enhanced OBDII scanner can read and erase the trouble codes that can cause e-mission problems in your vehicle in seconds, determine check engine light the MIL (check your car engine) and reset the monitor, build a DTC lookup library you can find the related code definitions to help you determine if your car needs repair, to save you time and money, and dramatically improve your car lifespan/performance.
🚔➤【PROVIDE COMPREHENSIVE DATA FOR YOU】The OM126P can comprehensively diagnose data from your car, displaying graphical data streams: calculated load values, engine coolant temperature, intake manifold absolute pressure, vehicle speed, intake air temperature, air flow sensor, engine sp,eed etc, OM126P also supports data comparison, allowing you to easily diagnose vehicle conditions and know every parameter of the freeze frame: DTCFRZF, FUELSYSA, ETC, SHRTFT1, LONGFT1, MAP, RPM, VSS, IAT....etc
🚙➤【HD COLOR SCREEN AND EFFICIENT HOT-KEYS】The OM126P car diagnostic tool is equipped with 2.4" TFT 262K true color LCD display screen to indicate the test results, with the silicone keypad you can easy to access each menu option, the I/M Readiness hotkey can check the state e-missions readiness and drive cycle verification, Also, a wealth of car information is retrieved to find out all about your car without hassle for recording, car tracking, buying matched parts, etc.
🚕➤【STRONG COMPATIBILITY AND MULTIPLE LANGUAGES】 Work on all after 1996 and newer vehicle models in the USA(OBD II&CAN) or other imported vehicles. Quickly read and erase the DTC on all OBD II protocols vehicles: CAN, J1850 PWM, J1850 VPW, ISO9141 and KWP2000 and support for 10 languages: English, French, Spanish, German, Russian, Italian, Finnish, Portuguese, Polish, Dutch, which make it easy to use for people from different countries.

SaleRank No. #4

FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

[Vehicle CEL Doctor] The NT301 obd2 scanner enables you to read DTCs, access to e-missions 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 most professional mechanics on Youtube. Codes analysis and Printer compatible. Unique PATENTED design, 2.8" color screen, F-ree Lifetime Update and 1-year seller assurance with EXCLUSIVE tech and service team.
[S-mog 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 e-missions 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 great choice for Home and Autoshop Mechanics.

Rank No. #5

Autel OBD2 Scanner MS309 Universal Car Engine Fault Code Reader, Check Engine Light and Emission Monitor Status, OBDII CAN Diagnostic Scan Tool

🔥【On-Screen DTC Definition, Save Time & Easy To Use】Autel MS309 OBD2 code reader with UPGRADED CHIP to retrive and clear generic(P0, P2, P3 and U0), manufacturer-specific(P1, P3 and U1) and pending codes, and display DTCs(Diagnostic Trouble Codes) meanings under the codes based on the built-in database(more than 3000 codes). Don't need to spend much time to search meanings on the internet. This advanced plug-and-play MS309 scanner saves you time - a must-have obd2 scanner for each car owner.
🔥【Retrieve Freeze Frame Data &Vehicle info】The more specific the information available, the clearer the problem. The OBD2 scanner MS309 can retrieve freeze frame data, including important engine parameters like RPM, fuel pressure, fuel trim, engine coolant temperature, etc. Also it can retrieve Vehicle Information such as VIN number, Calibration ID(s), Calibration Verification Nos. (CVNs), etc, which is useful to check whether the ECU matches when you are buying a used car.
🔥【Read Codes & Clear Codes】Knowing the codes in advance will brace you for the repair cost estimate so that you won't be fooled and get overcharged by the repair shop.This Autel MaxiScan MS309 obd2 scanner scans OBD2-compliant vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint emission-related issues. The little guy can do many basic but necessary works: read/clear codes, view DTC definition, turn off check engine light, check I/M Readiness status, retrieve freeze frame data and vehicle info.
🔥【Turn Off Check Engine Light】When your car detects an emission related problem, Check Engine Light will be turned on. Do you want to spend hundreds of dollars to turn off this light every time, maybe it's just a gas cap that's not tightened or needs to change bad parts like spark plugs and ignition coils? With Autel MS309 scan tool, you can read code to quickly find out why the check engine light is on and reset it.
🔥【Ready For Annual Smog Check】If the OBD II Readiness Monitors on your car are not “Ready”, your car may fail the smog check. MS309 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire monitor, fuel system monitor, comprehensive components monitor, catalyst monitor, O2 sensors, EVAP, etc, to help your car ready pass the annual smog check. That way you won't waste time and money on a failed smoke check.

SaleRank No. #6

XTOOL Advancer AD20 OBD2 Scanner Code Reader Check Engine Light Diagnostic Scan Tool for iPhone/Android, OBDII Scanner for Car, Mode 6, Live Data, Freeze Frame, Performance/Voltage Test

👋👋【HERE COMES YOUR DREAM CAR CODE READER】XTOOL AD20 code reader car diagnostic tool, is upgraded of advancer AD10, has combined 👉BT 5.0 Wireless Connection 👉All OBD2 Tests 👉 DTCs Description 👉Fits for iOS & Android 👉Broad Vehicle Coverage 👉Smart Dash Option 👉Performance/Voltage Tests and etc all into this universal car scanner, making it the ideal scan tool for car repair DIYers, works as the MIL Doctor to figure out issue. 📌NOTE: Download latest app from Go0gle play & App Store.
👋👋【FULL OBDII TESTS & IN-DEPTH DTCs CHECK】This OBDII scanner for car performs all OBD2 tests: read/clear fault codes, live data, freeze frame, I/M Readiness(smo~g check), o2 monitor tests, component test, on-board monitor test(Mode $06), Vehicle Info, MIL Status, etc. ➡️This XTOOL obd scanner enables home mechanics to access various data like engine load/rpm/fuel trims/o2 sensor/misfire counters, etc, ➡️and check fault code definition, give you ideas to fix car! 📌NOTE: NO full systems scan.
👋👋【TURN OFF CHECK ENGINE LIGHT & PREPARE YOUR CAR FOR ANNUAL SM~OG CHECK】This obd2 scanner diagnostic tool can scan ECM module to pull emi~ssion related fault codes(DTCs), freeze frame, data stream(PID) to show why the check engine light(MIL) is on, how severe is the car issue, and how to fix it effectively with the help of possible causes and fixes. This XTOOL scanner check engine code reader can also get your car ready for annual smo~g check with the readiness status check feature.
👋👋【TRACK YOUR CAR PERFORMANCE】This OBD2 car diagnostic scanner provides additional features like👉Performance Test👉Trip (Record) to track your engine performance (acceleration, fuel efficiency), coolant temp, engine speed, voltage, etc.👉Smart Dash Option can project the Engine Info to the windshield, allow you to more clear check and avoid the inconvenience to look down at the dashboard. 📌NOTE: This code reader shuts down when ignition off. Please unplug it when no use.
👋👋【USER FRIENDLY EXCLUSIVE APP】The self-developed app of XTOOL AD20 obd2 scanner has a simple interface, complete functions and deep reading of vehicle information. Compatible with iOS & Android devices, it can easily access diagnosis, provides accurate and fast results, get to know the vehicle’s status clearly, and possible fixes, even beginners can use the XTOOL OBD2 diagnostic scan tool and app to find out problem and turn off the MIL without barrier, saves time and $$$ from repair shop. *No Subscrption fee and lifetime upgrades

Rank No. #7

FOXWELL NT614 Elite OBD2 Scanner, ABS SRS Transmission Check Engine Code Reader with 5 Services ABS/Oil/EPB/SAS/Throttle Car Scanner Live Data, Auto VIN, Latest 2023 Upgraded Version of NT604 Elite

🎉🎉🎉【Good News, Significant Benefits】 Foxwell NT614 Elite upgraded software to meet more needs of car owners since May 2023. It now supports 4 System + 5 Maintenance Services (EPB Reset/Oil Reset, and new adding ABS Bleeding/SAS Calibration/Throttle Reset). 🏷️Note: You must free upgrade this car scanner to use the 3 new services. 🔏Only support the Windows system upgrade, not compatible with MAC or IOS/Apple system.
✅【2023 Upgraded Foxwell Scanner for Car】+【🚩Warm Tips: Coverage will be vary due to the car condition, please confirm the function before purchase!】1️⃣Covers all basic obd2 scanner: As a check engine scanner, srs abs code reader, transmission scan tool to check warning issues. 2️⃣Do daily service: Electronic Parking Brake & Oil Light Reset. 3️⃣All OBD2 functions for 12V vehicles after 1996. 4️⃣Coverage 99% vehicles, show live data, Auto-VIN Scan & Lifetime free update without subscription fee.
💵【4 In 1 Car Diagnostic Scanner, A Must Have in Your Garage】Compared with basic auto scanner, NT614 Elite foxwell scanner is Engine Transmission ABS SRS scan tool, help you to know why the warning lights are keeping on and find the car faults before taking it to the dealership. After got it fixed, reset/cleared fault codes and turned off the warning light.
👍【EPB Service Tool & Oil Light Reset, Great Value for you】Unlike other 4 system diagnostic code scanner, nt614 elite car code reader will guide you through simple maintenance fixes which you can do Oil Light Reset and Electric Parking Brake(EPB) service yourself. ALL diagnostic data can be record and you can print report. Even if you are a beginner, you can do basic maintenance on your own.
👍【Scan Tool OBD2 Live Data】The obd2 scanner diagnostic tool merges PID graphs for easy and intuitive diagnosis. The parameter of Engine speed, reference voltage, start signal, engine load, engine running time, vehicle speed, battery voltage, electrical load switch, gas distribution, fuel injection, ignition, auxiliary, transmission temperature, engine coolant temperature, etc will be shown in live data.

Rank No. #8

FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBDII Diagnostic Scan Tool

👍【Turn off Check Engine Light】+【Easy to Use-Plug & Play】The FOXWELL Obd2 scanner NT201 is capable of scanning trouble codes, which enables you to figure out what's wrong with your car to avoid an expensive trip to the mechanic. Then this automotive code reader will clear fault code and turn off the check engine light. Moreover, car code reader also read live data and retrieves the VIN of your vehicle. It's a good engine diagnostics code reader for your essential automotive diagnostic needs!
✅【One-Click I/M Readiness】+【A Must Have for Quick Smog Check】This FOXWELL scanner NT201 enables you to do a quick smog check to confirm if your car could pass the e-mission test. The Red-Yellow-Green LEDs and build-in speaker offers a visual and audible indication that your vehicle is ready for the smog test. FOXWELL NT201 code scanner---The better item to have before the annual inspection. 🎁Great idea for your friends, husband, and family.
👍【Professional 10 OBDII Diagnosis】Foxwell NT201 code reader is equipped with strong full 10 modes obdii diagnostic functions. It can read and erase fault codes, and stored codes. This vehicle error code reader shows I/M readiness, freeze frame data, displays live data in the text and graph format, retrieves auto VIN, reviews the recorded DTC, and EVAP Test (Mode 8), On-board Monitoring (Mode 6). All these powerful features are designed to protect your car.
✅【Live Data in Graph】+【On-board Monitor Test】This engine code reader would diagnose the misfire and live monitor it comes from which bank and cylinder. What's more, Foxwell NT201 obd2 scanner 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, etc.
👍【Wide Vehicle Coverage】 FOXWELL obd2 scanner NT201 will work on the USA and import vehicles, such as light-duty trucks (12v only), SUVs, 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.

Rank No. #9

ECAROBUST OBD2 Scanner Diagnostic Tool, Car Diagnostic Scanner Tool, Check Engine Light Code Reader with Reset, Check Engine Code Reader (AT300)

Multi-functional capabilities: The AT300 obd2 scanner enables you to read DTCs, access emissions readiness status, turn off the check engine light, reset the monitor, read live data, and retrieve the VIN of your car. With these functions, you can easily diagnose and fix problems with your vehicle.
Exactness and compatibility: The AT300 is accurate and compatible with most worldwide cars, SUVs, light trucks, and 12V diesel equipped vehicles for live data graphing and logging. It allows you to focus on suspicious data and trends through live vehicle sensor data graphing, helping you to pinpoint the root cause of any issues.
Features that make it worth owning: The AT300 offers code analysis and printer compatibility, as well as a unique patented design, a 2.8" color screen, free lifetime updates, and professional support with an exclusive tech and pre and after-sales team. These features make it a valuable tool to have in your arsenal.
Smog check assistance: The AT300 has read/erase and I/M readiness hotkeys, red-yellow-green LEDs, and a built-in speaker to indicate readiness status for a confident emissions test. These features make it easy to use and ensure you are prepared for your smog check.
Essential for any home mechanic: The AT300 is charged directly from the 16pin DLC in your vehicle and is a necessary tool to have in your toolbox. It is a valuable asset for individual and auto shop mechanics, and makes for a great gift for any car enthusiast.

Rank No. #10

Autel AL519 OBD2 Scanner, 2024 Newest Professional Mechanic OBDII & CAN Car Diagnostic Code Reader Tool for Check Engine Light, One-Click Smog Check, DTCs Lookup, Upgraded Ver. of AL319/ MS309

🔥【2024 Upgraded Ver. of AL319/ MS309】Autel develops more new features in AutoLink AL519 base on the old AL319, MS309. Instead of just reading and clearing codes, this AL519 OBD2 scanner can perform full OBDII functions (mode 1~10), and provide quick DTCs lookup and live data in text & graph. It can also retrieve generic(P0, P2, P3, and U0), manufacturer specific(P1, P3, and U1) codes and pending codes, car VIN#, turn off CEL, check I/M readiness status, locate bad parts like a O2 sensor, do evap leak test, etc.
🔥【All 10 Modes of OBDII Tests】Autel AL519 OBDII scanner can perform all 10 modes of OBDII tests for complete OBD2 diagnosis, including read codes, erase codes, view live data, patented one-click smog check, freeze frame data, O2 monitor test, on-board monitor test, component test, view vehicle information, module present. AL519 scanner is the most complete & cost-effective OBD2 code reader.
🔥【Live Data Graphing & Freeze Frame Data & Retrieve Vehicle Info】With Live Data functions, Autel AL519 OBD2 code reader allows you to view the live PID (Parameter Identification Data) of the vehicle's computer module(s) in text, graph to check the status of various sensors. And Freeze Frame Data enables you to view the vehicle's operating parameters at the moment a DTC is detected, which will aid the technician by allowing the parameters to be duplicated for diagnostic and repair purposes.
🔥【DTC Definition Lookup】Fed up with cheap code readers that you have to google the meaning of the codes? Look no further! Autel offers the AL519 auto diagnostic scanner that comes with DTC Lookup and DTC Breaker features showing you the definitions and descriptions of the DTCs in no time! No more guesswork or frowning upon the contradictory opinions on the internet!
🔥【Turn off Check Engine Light(MIL)】AL519 check engine code reader offers complete OBDII diagnostics from pulling DTCs, read live data stream of various sensors, capture freeze frame data to show how the issue happened, to even perform On-Board Monitor Test(Mode 6), O2 Monitor test, and Component Test to check misfire and fuel system to locate bad O2 sensors and figure out the root cause of the Check Engine Light (CEL).

Last update on 2023-03-07 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Check Engine Light Reader?

Do you get stressed out thinking about shopping for a great Check Engine Light Reader? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Check Engine Light Reader, which is why we have assembled a comprehensive list of the greatest Check Engine Light Reader available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Check Engine Light Reader that you consider buying. Your questions might include the following:

Is it worth buying an Check Engine Light Reader?
What benefits are there with buying an Check Engine Light Reader?
What factors deserve consideration when shopping for an effective Check Engine Light Reader?
Why is it crucial to invest in any Check Engine Light Reader, much less the best one?
Which Check Engine Light Reader are good in the current market?
Where can you find information like this about Check Engine Light Reader?

We’re convinced that you likely have far more questions than just these regarding Check Engine Light Reader, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Check Engine Light Reader, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Check Engine Light Reader. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Check Engine Light Reader buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Check Engine Light Reader currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Check Engine Light Reader has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Check Engine Light Reader?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Check Engine Light Reader.
Customer Ratings: Number ratings grade Check Engine Light Reader objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Check Engine Light Reader.
Product Quality: You don’t always get what you pay for with an Check Engine Light Reader, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Check Engine Light Reader is should be an indication of how long it will work out for you.

We always remember that maintaining Check Engine Light Reader information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Check Engine Light Reader is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

The Best Check Engine Light Reader of 2022 – Reviewed and Top Rated

How Do You Buy The Best Check Engine Light Reader?

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