The Best Obd 3 Scanner of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best Obd 3 Scanner of 2022. Check our ranking below.

2,517 Reviews Scanned

SaleRank No. #1

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (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 mechanic tool 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

BlueDriver Bluetooth Pro OBDII Scan Tool for iPhone & Android - No Subscription Fee - OBD2 Car Scanner and Code Reader - Diagnose Check Engine, ABS, SRS, Airbag & 7000+ Issues on Vehicles 1996+

[Pro OBD2 Scanner] - BlueDriver is the easiest way to scan and understand your vehicle like a professional mechanic. Read and clear your car’s trouble codes and check engine light.
[Read & Clear All The Codes] - BlueDriver's enhanced vehicle diagnostics gives you access to information normally available only to mechanics on their OBD2 scan tools. Now you can read and clear ABS, Airbag, SRS, TPMS codes, and many more.
[Get The Right Fix & View Live Data] - Much more than a car code reader, BlueDriver is a diagnostic tool. You’ll get unlimited repair reports with possible causes and fixes, plus real-time health monitoring while you drive with the live data feature.
[Wireless & Bluetooth Enabled] - Say goodbye to wires. BlueDriver connects with Bluetooth via your phone/tablet to a sensor that plugs into your car's OBDII port. Get all of the capabilities of an expensive code reader & scan tool without any annoying wires.
[User-Friendly App and Repair Videos] - BlueDriver gives you more ways to scan and fix your vehicle. Our iOS & Android app connects you to a large database of repair videos with step-by-step directions of repairs.

Rank No. #3

OBD2 Scanner Reader Bluetooth Wireless Auto Diagnostic Scan Tool for iOS & Android for Performance Test Bluetooth 5.4 Car Check Engine Car Code Reader, Clear Error Code Live Data Reset Exclusive APP

【Comprehensive Performance Testing】V011 OBD2 Scanner provides a complete diagnostic solution, giving you a thorough understanding of your vehicle's condition. It supports a variety of performance tests, support 9 protocols,👍automotive fault clearing，including fast reading of DTCs, access to electronic emission readiness, turning off CEL or MIL, resetting monitors, reading live data and retrieving the vehicle's VIN, freeze frame, sensor data, data streaming, diagnostic reports, onboard monitoring, live data streaming, and more. With these features, you can monitor your car's performance in real time and discover potential problems before they become major issues.
【Convenience and Savings for All Users】Designed with user-friendliness in mind, the V011 OBD2 Scanner is perfect for both novices and seasoned car enthusiasts. The intuitive app helps you interpret the check engine light, and suggests possible fixes. This can help you avoid unnecessary trips to the repair shop and prevent you from being overcharged for repairs. The product also includes helpful how-to guides and video tutorials, empowering you to clear the check engine light yourself and save significantly on repair bills.The fault code can only be cleared after the car is repaired. ⚠️ Notice：lf the car is not repaired,the fault code can only be cleared by the computer in the 4s shop.
【Intuitive Data Visualization】Understanding car diagnostics has never been easier. The V011 OBD2 Scanner displays detected data in clear, easy-to-read charts. Whether it's engine coolant temperature, engine speed, vehicle speed, or control module voltage, the visual representation helps you quickly grasp your car’s status. Even beginners can compare these readings against normal values to determine if their car needs any repairs.
【Broad Compatibility】The newly upgraded V011 OBD2 Scanner supports over 96% of car makes and models, making it one of the most versatile diagnostic tools on the market. It is compatible with a wide range of brands including Toyota, Honda, Chevrolet, Ford, Mercedes-Benz, Jeep, BMW, Porsche, Subaru, Nissan, Cadillac, Volkswagen, and Lexus, covering vehicles from 1996 to the present. This ensures that almost any vehicle owner can benefit from its extensive features. The device also supports multiple languages, including English, German, Spanish, Finnish, French, Italian, Dutch, Portuguese, and Chinese, ensuring accessibility for a global audience.
【Advanced Bluetooth 5.4 Connectivity】Say goodbye to the hassle of traditional wired connections. The V011 OBD2 Scanner features an upgraded Bluetooth 5.4 system, providing faster and more reliable connections. This seamless connectivity ensures you can start diagnosing your vehicle without any delays.Tips: 1. The car must be started (power on and ignition), 2. The mobile phone Bluetooth is turned on. Note that Apple phones only need to turn on Bluetooth, do not connect Bluetooth in the phone settings to turn on OBD Home, the APP will automatically connect (this product is only suitable for OBD home)

Rank No. #4

ANCEL BD310 OBD2 Scanner Diagnostic Tool - 3 in 1 OBD2 Scanner Bluetooth - App Based OBDII Scan Tool for Android & iPhone - Check Engine Light Code Reader - Wired, Bluetooth, and Heads-up Display

【2025 NEW UPGRADE – Enhanced Durability & Reliability】Now featuring a reinforced button design for improved durability and long-lasting performance. If you receive a product with quality issues or signs of use, please e-m ail us at toptool-service@outlook.com with your order number and photos. We are committed to your satisfaction and will provide a FREE replacement promptly
【RECOMMENDED BY CAR AND DRIVER-As the 'Best Display OBD-II Scanner for DIY Use' in their 2025 Tested】Best OBD-II Scanners review! They loved the scanner's happy medium between corded and Bluetooth capabilities and felt the app's interfacewas excellent.3 in 1 design, you can use it with just the corded interface or connect it via Bluetooth and use the free app to access more data, diagnostic resources, and performance testing. The BD310 is quick to connect and display codes, and it provided many of the perks of expensive scanners while staying affordable
【BEST CHOICE FOR HOME USE】No hidden fees, lifetime free updates. The ANCEL BD310 is the Gear Team’s Best Overall Choice for home use. Unlike ordinary obd scanners, it features a smart Bluetooth connection with 3 powerful tools built into the free app: Battery Test for real-time voltage diagnostics , Performance Test for acceleration and engine insights, and Trip Analysis to monitor driving behavior and offer safety tips. Plus, real-time data on engine RPM, speed, and coolant temperature gives you a clear picture of your car’s health — making it perfect for DIYers and everyday drivers alike
【UNDERSTAND YOUR CAR'S CHECK ENGINE LIGHT – Pass Emissions the First Time】When your check engine light turns on, it signals potential issues, including those affecting emissions. With ANCEL BD310 diagnostics, you don't just see the code, you learn what they really mean, and access DIY solutions with the built-in Google search button,no scrambling across the internet trying to get the verbage correct for your particular search. Check your vehicle's emissions at home before heading to a testing station. Quick diagnostics and tailored repair suggestions help you get back on the road and pass emissions with ease
【FULL OBDII DIAGNOSTICS – Get Pro-Level Results at Home】The ANCEL BD310 is not just a basic code reader—it’s a complete diagnostic tool. It reads and clears fault codes, turns off check engine lights, and performs advanced diagnostics like O2 sensor tests, EVAP system checks, and I/M readiness. With the ability to generate detailed reports and freeze-frame data, you can troubleshoot with the accuracy and precision of a professional mechanic, saving time and money on unnecessary repairs

SaleRank No. #5

OBD2 Scanner, CGSULIT SC103 Car Code Reader Diagnose Check Engine Light Smog Check DTCs Scan Tool Live Data Stream Voltage Test for Vehicles Since 1996

Your Trusted Check Engine Light Specialist - CGSULIT is a professional automotive diagnostic tool manufacturer recommended by well-known YouTuber and auto mechanic Scotty Kilmer. The lasted SC103 check engine code reader delivers exceptional value, allowing you to effortlessly read and clear diagnostic codes, check I/M readiness status, and swiftly turn o-f-f the Check Engine Light or Malfunction Indicator Lamp. With the ability to read voltage, view live data streams, and retrieve key vehicle information, the SC103 scanner for cars puts control back in your hands without the need for costly trips to the auto shop.
Advanced Compatibility and Protocols - Engineered to support a wide range of vehicles, the SC103 code readers & scan tools are compatible with all OBDII protocols, including KWP2000, J1850 VPW, ISO9141, J1850 PWM, and CAN. It works seamlessly with US-based vehicles from 1996, EU-based vehicles from 2003, and Asian-based vehicles from 2008, covering 12v light trucks and SUVs. Please note, new energy vehicles without traditional combustion engines are not supported.
Precision Design for Easy Use - Unlike other obsolescence and unclear displayed obd2 scanners, this car diagnostic tool, equipped with a vibrant 2.8-inch TFT color screen and an industrial-grade chip, ensures rapid and accurate performance. Its compact and portable design makes it perfect for professional auto shops and DIY enthusiasts alike. Simply plug in and play—no batteries required. Experience hassle-free diagnostics anytime, anywhere.
Text & Graphical Data Display - Experience real-time vehicle sensor data in both text and graphical format for enhanced visibility and monitoring. Track crucial metrics like car speed, load values, engine coolant temperature, and RPM at a glance. Explore your vehicle's status by comparing freeze frame data with real-time readings for a comprehensive analysis.
I/M Readiness and DTC Lookup - Stay ahead of mandatory testing with our I/M monitor readiness feature, offering precise data retrieval to evaluate your vehicle's preparedness. Built-in the comprehensive DTC library included with the scanner to guide your repair efforts effectively.

SaleRank No. #6

Veepeak OBDCheck BLE Bluetooth OBD II Scanner Car Check Engine Light Code Reader, Auto Dual Mode Bluetooth Diagnostic Scan Tool for iOS & Android

OBD-II DIAGNOSTICS:Helps you identify reasons behind the check engine light (CEL or MIL), allowing you to read and clear trouble codes yourself, providing useful information including freeze frame, O2 sensor & on-board monitor test results, live data, and I/M readiness to help you monitor vehicle performance.
COMPATIBLE WITH A VARIETY OF OBD APPS: Car Scanner ELM OBDII, OBD Fusion, Torque (Android only), Infocar, BimmerCode*, BimmerLink*, OBD JScan, Dr. Prius, OBDocker, GaragePro, etc. Note: App not included; some Apps or in-App features require separate purchase.
WIDE VEHICLE COMPATIBILITY: Compatible with most 1996+ cars and light trucks in the US and 1998+ in Canada. For EVs or PHEVs compatibility, refer to User Guide or contact Veepeak before purchase.
COMPATIBLE WITH IOS & ANDROID: Supports Bluetooth LE for iOS and Classic Bluetooth for Android. Requires direct in-app connection for iOS devices (not via Bluetooth settings), while Bluetooth pairing is required for Android phones or tablets (Android head units not supported).
Note: When used with BimmerCode, it only supports 2008+ E, F, I, and 2008+ R series (pre-2008 models or G/U series not supported). Not suitable for pre-2008 models for BimmerLink.

Rank No. #7

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 I/M readiness status, figure out the root reason of check engine light or MIL turned on, monitor sensors test, read live data and retrieve VIN of your vehicle. The fault code only can be cleared after repair finished by NT301, as like all the obd2 code readers' working principle
[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 and 1-year seller assurance with EXCLUSIVE tech and service team. Plug & Play, no need to update before using. Available to windows system. NOT support ios and Mac
[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. This scanner for car only supports to read the fault code of engine system, not support ABS or SRS

Rank No. #8

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. #9

MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault 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.
2.8" LCD Display - Designed with a clear display 2.8" Large LCD screen - 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.

Rank No. #10

TOPDON TopScan OBD2 Scanner Bluetooth, Bi-Directional Scanner Wireless All System Diagnostic Tool for iOS & Android, 8+ Hot Reset, Repair Guides, Check Engine Car Code Reader, Performance Test

Bi-directional Control, Quickly Locate Problems: The bi-directional scan tool enables you to send commands from your smartphone directly to the vehicle's ECU for active testing. This feature helps to quickly narrow down problem areas, such as A/C clutch, windows, doors, sunroof, etc., reducing the mechanic's diagnostic time and can help DIY users locate faults more easily. Additionally, TopScan Lite provides fault analysis and repair guidance, helping you solve problems efficiently.
8+ Popular Functions, Full System Diagnosis: TopScan Lite supports OBD2 full system diagnosis functions, including read/clear codes, ECU information,AUTO VIN, viewing real-time data, and active tests. It offers 8+ reset functions: Oil Reset, Throttle Adaptation, EPB Reset, Steering Angle Reset, DPF Regeneration, ABS Bleeding, BMS Reset, and Airbag Reset. By these functions, you can save on unnecessary repair costs and reduce repair times significantly.
Subscription Fees: Topscan has two subscription options, choose the one that suits you best (quarterly/yearly), Topscan no subscription fees for the first year. If you don't subscribe for the second year, you can continue to use the I/M, Vehicle Performance, VE Calculation, Repair Library functions.
FCA Gateway Access & Performance Testing: TopScan allows you to access the FCA, which allows you to perform protected functions on FCA vehicles for Chrysler, Dodge, Jeep, Fiat, etc.(Note:Topscan just allows you to access the FCA, but you need to have your own FCA account), and support speed performance testing, allowing you to analyze speed changes and calculate engine displacement efficiency,the higher the VE volumetric efficiency, the better the power output performance of the engine.
4- Repair Guides, Your Online Assistant: TopScan Lite has launched 4 functions that are most touching for all car owners, DIY enthusiasts, and mechanics: TSB factory technical bulletins, easier and more convenient search. The OBD common fault code repair guidance, leading you to solve problems quickly. DLC diagnostic seat location, quickly positioning. Fault code database, telling you the reasons and solutions for all fault lights, saying goodbye to complicated methods.

Last update on 2025-04-30 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Obd 3 Scanner?

Do you get stressed out thinking about shopping for a great Obd 3 Scanner? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Obd 3 Scanner, which is why we have assembled a comprehensive list of the greatest Obd 3 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 Obd 3 Scanner that you consider buying. Your questions might include the following:

Is it worth buying an Obd 3 Scanner?
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What factors deserve consideration when shopping for an effective Obd 3 Scanner?
Why is it crucial to invest in any Obd 3 Scanner, much less the best one?
Which Obd 3 Scanner are good in the current market?
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We’re convinced that you likely have far more questions than just these regarding Obd 3 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 Obd 3 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 Obd 3 Scanner. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Obd 3 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 Obd 3 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:

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

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The Best Obd 3 Scanner of 2022 – Reviews & Buying Guide

How Do You Buy The Best Obd 3 Scanner?

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