The Best Diagnostic Scanner – 2022

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

Our Picks For The Top Diagnostic Scanner


SaleBestseller No. 1
MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Code Reader Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow
  • Multi-Functions - Practical Multi-Functions OBD2 code reader features built-in OBD2 DTC lookup library, which help you to determine the cause of the engine light, read code, erase code, view freeze frame, I/M ready, vehicle information, data flow, real-time curve, get vehicle speed information, calculate load value, engine coolant temperature, get engine speed.
  • Wide Capability - Supports 9 protocols compatible with most 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports 6 languages - English,German, Dutch, Spanish, French, Italian.
  • LCD Display - Designed with a clear display LCD screen (128 x 64 pixels) - white backlight and contrast adjustment. No need any battery or charger, OBD reader gets the power directly from your vehicle through the OBDII Data Link Connector.
  • Compact Design - Car diagnostic scanner is equipped with a 2.5 feet long cable and made of a very thick flexible insulator.There are 6 buttons on OBD2 Scanner:scroll up/down,enter/exit and buttons that quick query VIN vehicle number& the DTC fault code.
  • ABS / Airbag codes NOT Supported - It is able to read and clear check engine information which is part of OBDII system, but it cannot work with non-OBDII systems, including ABS / Airbag / Oil Service Light, etc.
SaleBestseller No. 2
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.
SaleBestseller No. 3
LAUNCH OBD2 Scanner CRP123 Elite - 2023 Newest Model Engine/ABS/SRS/Transmission Diagnostic Scan Tool SRS Airbag Code Reader,Lifetime Free Update
  • 🚩2023 New Elite Version🚩Same Function As LAUNCH CRP123E 🚩Lifetime Free Update🚩5 YEARs Warranty 🚩Conact seller to get Free Gift 🚩Fast delivery by Amazon
  • 🎁【Great Gift Idea For Every Car Owner】: Prefect choice for your father, husband, brother or boyfriend. EVERY CAR OWNER WILL NEED IT! It comes with high-quality host with a strong box. Get LAUNCH CRP123 Elite car diagnostic scanner and give your lover a surprise!
  • 🚗【 Read & Clear/Reset Engine/ABS/SRS/Transmission Diagnostic Scan Tool 】LAUNCH CRP123 OBD2 Scanner can test Engine, Transmission, ABS and Airbag four systems, also reads and resets code, displays data stream graphic, stores and playbacks dynamic data stream,helps to quick analysis and diagnosis.
  • 🚗【 Error Fault Code Reader 】Except the full 10 modes OBD2 diagnostic functions like, retrieving I/M readiness, Freeze Frame Data, Read Dynamic Data stream and Vehicle Information, O2 Sensor Test, EVAP Test of Fuel Tank System (Mode 8) and Advanced On-board Monitoring (Mode 6), launch crp123 obd2 scanner can not only reveal what error codes your car is producing, but also erase your vehicle’s check engine light after problem fixed, the DTC help and explanation also tell you the exact problem.
  • 🚗【 Live Data Graphing + Read/Record/Playback Data stream + Print diagnostic data 】※Live Data Graphing ,more intuitive to know your vehicle’s problem . ※ Large size Color Screen ;※ Print Function:Print the diagnose result easily; ※ with user manual and register & update tutorial video uploaded in the link by us, you can Look up it anytime by ONE-CLICK.
Bestseller 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 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 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 one of the best gifts for Home and Autoshop Mechanics.
SaleBestseller No. 5
LAUNCH OBD2 Scanner CR529 One-Click I/M, Full OBDII Code Reader, 5 Years Quality Backup, F Ree Lifetime Update Diagnostic Scan Tool, Clear Codes, Check Engine Light for DIYers with Cars After 1996
  • 🚖 [Enhanced OBD2 Scanner LAUNCH CR529] An “Amazon’s choice” OBD2 scanner also highly recommended by YouTube celebrities & editors: ➤the patent I/M Check + HELP hotkey for quick access to diagnostic tips; ➤the bright 2.8” screen + clearly-arranged navigation buttons + graphical data stream for easy use; ➤with powerful full range of OBD2 test to kill CEL in 3 seconds; ➤a must-have LAUNCH scan tool for every DIYer or car drivers.
  • 🚖 [Efficient Hot-Keys] 3-hotkey gives even a beginner an operation boost. Fast and accurate; no delay to get results!✅ The patented one-click I/M Hot key quickly show the readiness status for smog check; ✅ the HELP shortcut accesses the detailed diagnostic solutions related to DTCs; ✅the EXIT key helps you skip a bunch of menu selections. This check engine code reader also features ✅ three red-yellow-green LEDs to know vehicle’s health status at a glance.
  • 🚖 [OBDII Scanner with All Test Modes] Read & Erase DTCs; display Live Data & Freeze Frame Data; test EVAP; access to O2 Sensor and Onboard components monitoring results; run tests of an onboard system; pull out vehicle’s info., etc. This elite car code reader solves most reasons that caused engine light on and can switch it off, also gives you peace of mind for smog check. It’s a great OBD2 scanner to help avoid unneeded costs in car repairs.
  • 🚖 [2.8” Screen & Graph Data Streams] OBD2 Scanner LAUNCH CR529 comes with a bright & nicely-pixelated 2.8” screen. The color screen is larger than many cheap rivals, allows more information visualized and easier to read for users with any level of experince. Unlike other “standard” code reader, CR529 can graph the live data like RPM, fluid temp, injection time etc. You can easily follow a problem as soon as it develops, and get the fight fix in no time.
  • 🚖 [10,000+ DTC Definitions Inside] Many cheap code readers simply read the fault codes without description. With car scanner CR529 you don’t need to Google any code as it has an OBD2 DTC library database covering 10,000+ DTCs. The OB2 Scanner will show complete definition along with the code, save your trouble and time to search online, and help find the root cause of the malfunction so you can catch potential problems before they cost you a fortune.
SaleBestseller No. 6
NexzScan II Professional OBD2 Scanner Bluetooth 5.0:Car Code Reader,Battery Test,Auto Check Engine Code Reader,OBD2 Scanner Diagnostic Tool for Both iOS and Android
  • 【Enhanced OBD2 Diagnosis(powered by car)】 the OBD2 scanner diagnostic tool fully covers OBD2 diagnosis modes, read/clear codes, live data, freeze frame, with O2 sensor, Mode 6, MIL status,and powerful supports 18 functions available,such as battery test, fuel analysis, performance analysis, engine analysis etc
  • 【Stable Connection and Compatibility】The bluetooth obd2 scanner uses a new generation of bluetooth 5.0 chip, that makes the connection faster and more stable. The reader is applicable to the vehicles purchased in the United States in 1996, and is compatible with the updated models conforming to OBD II/Agreement and the 12V light diesel vehicles updated since 2008. It supports 8 different languages, American, Asian and European car brands and more than 10000 different models.
  • 【Powerful Database】 NexzScan II Professional OBD2 Scanner exclusively supports 40,000 kinds DTC, leading the industry
  • 【Wide Vehicle Coverage】 The OBD2 Scanner bluetooth works on almost all the gasoline cars with standard OBD2 protocols 16pin connector
  • 【With bluetooth car code reader(common 3rd-party software accessing supported,like T. CS. D)】ordinary car owners can easily know whether there is a problem with the car. When the engine warning light is on, they only need to plug in the OBD2 scanner, and OBD2 Scanner bluetooth will quickly read the error code , and APP will provide the detailed fault description and more professional advice and guidance for repairing.
Bestseller No. 7
OBD2 Scanner Car Scan Diagnostic Tool Reset Clear Check Engine Code Reader for All OBD II Vehicles LeeKooLuu LK11
  • 【Auto OBDII Scanner Diagnostic Tool:】Easy-to-use plug-in-play car scanner that read and clear codes.Retrieves generic code and displays DTC definitions. It can check engine related fault codes,easily find out what caused.
  • 【Wide Compatibility:】Code readers & scan tools are compatible with all OBD II and CAN Compliant vehicles,passenger cars or light trucks,post 1996 in US,post 2000 for EU-based and Asian cars.Not compatible with new energy and hybrid vehicles.
  • 【Freeze Frame Date For Accurate Diagnosis:】Car code reader comes with viewing freeze frame function that enables you to retrieve data recorded in the ECU of the condition under which the fault occurs to figure out why the check engine light is on and cut down test drive verification time.
  • 【I/M Readiness Function:】 Car diagnostic scanner comes with I/M Readiness function to check the operations of the Emission System on OBD2 compliant vehicles.It includes vehicle-specific number of monitors like misfire monitor, fuel system monitor,Comprehensive component monitor, Oxygen sensor heater monitor,EVAP system and etc.It can help get your vehicle ready to pass the annual smog check.
  • 【Retrieve Vehicle Infor:】 Vehicle code reader enables retrieval of Vehicle Identification No. (VIN), Calibration ID(s), Calibration Verification Nos. (CVNs). This function is most useful to check whether the ECU matches your car.
Bestseller No. 8
Autel Scanner MaxiCOM MK808S, 2023 Bidirectional Tool Updated of MaxiCheck MX808 MK808, 28+ Service, Active Test, All System Diagnosis, Injector Coding/EPB/BMS/SAS/TPMS/AutoVIN/ABS, FCA Autoauth
  • 🔥🔥🔥【2023 New Functions Making MK808S the Top Dog】Big Surprise! Autel has upgraded the MK808 to the MK808S to cover more vehicles and functions, including 4GB RAM, 5X faster CPU, wider car coverage…2023 newest Autel MaxiCOM MK808S is perfectly equipped with ✅ Newly Released Bi-Directional Control (Active Test) ✅28+ Services ✅AutoAuth for 2017 & later FCA cars (Chrysler Jeep Dodge Fiat etc.) ✅Work with MV105/108 Autel always pursues High Products for you!
  • 【2023 NEWLY RELEASED BI-DIRECTIONAL CONTROL】As the 2023 upgraded version of Autel MaxiCOM MK808, MK808S car diagnostic scanner for all cars inherits the powerful Bi-directional Control which makes MK808S the most cost-effective Autel scanner (Cost less $300 than other bidirectional scanners). Active test/Bi-directional Control is widely used on car subsystems to help you check if the car actuators are all in good condition. Such as windows, rear mirrors, sunroof, wipers...
  • 【28+ MOST POPULAR SERVICE FUNCTIONS】Autel versatile OBDII scanenr MK808S, which supports 150+ car brands & FCA AutoAuth, is an ideal choice for car repair shop owners and professional mechanics. Like the OBD2 code reader MaxiCOM MK808BT, MK808S also gets advanced 28+ hot services including Oil Reset, SAS Calibration, IMMO Keys (disable lost keys, add new keys), ABS Bleeding, Injector Coding, Battery Registration, etc., and still growing. Ranks top in professional automotive tablets.
  • 【DIAGNOSE ALL AVAILABLE MODULES】Same as the Snap-on code readers & scan tools, MK808S automotive diagnostic tool with reset works well on 150+ car makes and models worldwide (1996 and newer) to read/ clear codes, read ECU info., view Live Data, do active tests, and perform special functions for all available systems. The detailed report reveals the exact nature of the problem, with possible fixes to help greatly plan the budget for repairs.
  • 【IMMO KEYS】Car computer diagnostic tool MK808S is cost-effective with a nice price tag of $449 considering the IMMO feature that it offers. Each time you lose the key, key reprogramming tool MK808S can add the new key and remotely disable the lost one. *ONLY available for Asian vehicles with low-grade anti-theft systems.
Bestseller No. 9
Zmoon OBD2 Scanner Diagnostic Tool, Vehicle Check Engine Code Readers with Reset & I/M Readiness & More, Car OBDII/EOBD Diagnostic Scan Tool for All Vehicles After 1996
  • 🔍Car Diagnostic Scanner with Full OBD/EOBD Function — ✅Read codes and clear codes, ✅10000+ error codes available for query, ✅viewe freeze frame, ✅I/M readiness and historical I/M Data, ✅live data stream and live curve (car speed, battery voltage etc. ), ✅car information reading, ✅oxygen sensor test, ✅EVAP test, ✅calculate load value, ✅engine coolant temperature, ✅get engine speed. It has all the OBD functions you need.
  • 📱2.8'' HD Color Screen — Compared with traditional OBD scanners, Zmoon 2.8'' HD color check engine code reader displays more and richer content, which will not cause eye fatigue after long-term use. And the body design is very suitable for one-handed holding.
  • 🚗Compatible with Most Vehicles & 7 Languages Available — OBDII/EOBD car scanner diagnostic for all cars after 1996 and newer American/European/Asian cars, supports English, Spanish, French, German, Italian, Russian and Dutch.
  • 🔌Plug and Play — Directly powered by the car, even beginners can quickly master and use the car code reader proficiently. No need to download APP, it is more accurate and stable than the wireless bluetooth code reader! And there are 3 statu lights on the device to remind you if your car is faulty, which is very friendly to beginners.
  • 📧Worry-Free After-Sales Service: Zmoon car OBD2 scanner diagnostic tool has 30 days return policy and extended 3 years warranty! 7*24 hours customer service, if you have any dissatisfaction or questions, you can send us a message in the background, we will reply quickly within 24 hours.
Bestseller No. 10
Autel AutoLink AL519 OBD2 Scanner Enhanced Mode 6 Car Diagnostic Tool Check Engine Code Reader CAN Scan Tool, Advanced Ver. of AL319
  • 👍【Upgrade of AL319】Autel AL519 is a plug-and-play handheld OBD2 car check engine scanner. Upgraded from AL319, instead of just reading and clearing codes, AL519 can perform all OBDII functions (mode 1~10), and provide quick DTC lookup and live data in text & graph. It retrieves generic(P0, P2, P3, and U0), manufacturer specific(P1, P3, and U1) codes and pending codes, vehicle VIN, turn off CEL, check I/M readiness status for ready test, locate bad parts like a O2 sensor, do evap leak test, etc.
  • 👍【Full OBD2 Functions】Generally only the scanners in auto parts stores are equipped with full OBD2 diagnosis, as they can handle more complex OBD2 issues. But this little guy has those too! AL519 car scanner integrates all OBD2 functions (10 modes), including: read code, clear code, view live data, freeze frame data, vehicle info, check I/M readiness status, O2 monitor test, on-board monitor test, EVAP leak test, modules present. Anyone who has cars knows it’s well worth the price!
  • 👍【Read/Clear Codes & DTC Lookup】Knowing the accurate codes in advance if you don't want to be ripped off. You can use AL519 scanner to read the codes 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. When read out the DTCs, you can click the button to display what the codes mean, and DTC Lookup functions work as a DTC library to search meanings for DTCs, no need to google or guess it.
  • 👍【Turn Off CEL & Smog Check】The Check Engine Light is always annoying you, most of the time because of a little thing like a loose gas cap, isn't it? With AL519 scan tool, you can read codes to quickly find out why the check engine light is on and reset it. Don’t waste money on a failed smog test! AL519 can retrieve I/M Readiness status to make sure OBD2 monitors on your car are “Ready”, monitors like misfire, fuel, catalyst, O2 sensors, EVAP, etc, to help you pass the annual smog check.
  • 👍【Live Data Graphing】Data graphing makes everything easy, so you won't miss any suspicious data changes! Auto diagnostic scanner AL519 can view live data of multiple sensors and components in text and graph to quickly pinpoint bad parts or faults, for example, viewing the change of the 02 sensors in the graph mode enable you to locate bad sensors in a few minutes. Also you can use AL519 scanner to record the data for later review and print it out via PC to share it with customers or mechanics.


How Do You Buy The Best Diagnostic Scanner?


Do you get stressed out thinking about shopping for a great Diagnostic Scanner? Do doubts keep creeping into your mind? We understand because we’ve already gone through the whole process of researching Diagnostic Scanner, which is why we have assembled a comprehensive list of the greatest Diagnostic Scanner 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 Diagnostic Scanner that you consider buying. Your questions might include the following:

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

We’re convinced that you likely have far more questions than just these regarding Diagnostic Scanner, 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 Diagnostic Scanner, 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 Diagnostic Scanner. Make sure that you are only using trustworthy and credible websites and sources.


We provide an Diagnostic Scanner 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 Diagnostic Scanner 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:


  1. Brand Value: Every brand of Diagnostic Scanner 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.
  2. Features: What bells and whistles matter for an Diagnostic Scanner?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: his simply is how much bang for the buck you get from your Diagnostic Scanner.
  5. Customer Ratings: Number ratings grade Diagnostic Scanner objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Diagnostic Scanner.
  7. Product Quality: You don’t always get what you pay for with an Diagnostic Scanner, sometimes less, and sometimes more.
  8. Product Reliability: ow sturdy and durable an Diagnostic Scanner is should be an indication of how long it will work out for you. .

We always remember that maintaining Diagnostic Scanner 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 Diagnostic Scanner 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.

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