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The 10 Best Code Readers & Scan Tools to Buy – January 2021 edition

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Discover now our comparison of the best Code Readers & Scan Tools. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Code Readers & Scan Tools are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Code Readers & Scan Tools in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
LAUNCH CR629 Scan Tool ABS SRS OBD2 Scanner Car Code Reader with Active Test, Oil/SAS/BMS Reset, Full OBD2 Functions, PC Printing Lifetime Free Update Diagnostic Tool for DIYers
  • 【2021 NEW ENGINE ABS SRS SCAN TOOL + BI-DIRECTIONAL CONTROL】 LAUNCH CR629 can do advanced Bi-directional Control (Active Test), read vehicle version information, read/clear DTCs, and read graphic live data stream for vehicle ABS SRS modules. Utilizing the active test can detect the hidden problems when you see the related warning light. Please note: This scan tool currently only supports ACTIVE TEST for following brands: FIAT, ROMEO, SAAB, HOLDEN, USAFORD. More software are keep updating.
  • 【OIL RESET + STEERING ANGLE CALIBRATION + BMS Reset】 This obd2 scanner provides routine maintenance - Oil reset, SAS reset and BMS Reset help to keep your car running smoothly. ➤Oil Reset: To reset the oil life each time you have the oil and oil filter changed. ➤SAS Reset: To perform a calibration of the steering angle sensor following a wheel alignment or installation of a suspension or steering part. ➤BMS Reset (this function needs to be added by updating the LAUNCH CR629 currently).
  • 【OBD2 FULL FUNCTIONS + 10000+ VEHICLES SUPPORTED】 Featuring 10 modes of OBD2 tests (including View Freeze Frame Data, O2 Sensor Test, Evap Test, etc.), LAUNCH CR629 obd2 scanner serves to over 41 different vehicles worldwide. Fixed bugs and Upgrade new make up to 2020 models. Works on most 1996 and newer OBDII compliant vehicles in the US, Europe, and Asia. Over 42 car brands including SUVs, minivans, 12v light-duty trucks. The compatible vehicle brands will increase as the CR629 is updated.
  • 【LIVE DATA STREAMS+ USER-FRIENDLY】 LAUNCH CR629 code reader is specially designed with the following features. ➤3.5 inch large LCD color display. ➤3 hot keys(F1/F2/F3)to access to the target interface directly with ONE CLICK. ➤DTC Lookup to identify a code’s meaning directly. No google research needed. ➤PC Printing to print the valuable information out after PC connection. ➤Review data records historical DTCs, data streams and freeze frame data, which is convenient to view at any time.
  • 【5 YEARS WARRANTY + LIFETIME FREE UPDATE + 8 LANGUAGES】 This original Launch scanner is backed up by Launch official after-sale services with 5-year warranty, available 60-days return & replacement policy. This diagnostic obd2 scanner supports English, French, German, Spanish, Portuguese, Russian, Japanese, Italian. IF YOU HAVE ANY PROBLEM, YOU CAN CONTACT US FREELY VIA OUR CUSTOMER SERVICE EMAIL OR MESSAGE US ON AMAZON ([email protected]).
SaleNo. 2
FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light
  • 😀【Vehicle CEL Doctor】The obd2 scanner can quickly help you read DTCs (engine fault codes), locate bad O2 sensor, access to emissions readiness status, turn off check engine light(CEL) or MIL(Malfunction Indicator Lamp) , reset monitor, read enhanced data and retrieve VIN of your vehicle.
  • 😀【Accuracy】Live data in both graph and text forms. Accurately read vehicle error codes for most Worldwide cars, SUVs, light truck and 12V diesels equipped with Obd2. Besides, the car scanner also shows live vehicle sensors data in text and graph format and allows you to focus on any suspicious or symptom-specific data parameters.
  • 😀【Worthy to Own】Recommended by Mechanic Scotty Kilmer on Youtube. Supports data logging and Printer compatible. Unique PATENTED design, clearly arranged keypad, 2.8" wide color screen with Life-Time Free software update and 1 year quality assurance, it deserves to own. Supported by EXCLUSIVE engineer and service team for product and service quality. (Please note currently the package does not include a CD. )
  • 😀【Smog Check Helper】Read/Erase and I/M readiness hot keys make it easy to use this car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for smog test. The obdii scan tool also help catch intermittent problems and confirm repairs during a drive cycle, so that help you quickly determine the health of the car.
  • 😀【Home Necessity】NT301 car scanner is open to global customers. No battery required, it is charged directly from the OBDII interface in your vehicle (please turn your vehicle ignition on), making it convenient for Home and Autoshop Mechanics. It is recommended as a necessity in your toolbox and one of the best gifts for father. (Quick Start Guide is included in the package.)
SaleNo. 3
LAUNCH OBD2 Scanner CRP129X Car Code Reader Scan Tool for ABS SRS Transmission Engine Diagnostic, Oil Reset, EPB/SAS/TPMS Reset, Throttle Matching Android 7.0 Based WiFi AutoVIN Lifetime Free Update
  • 【UPGRADED VERSION OF CRP129/VIII+ 2021 NEWEST LAUNCH SCANNER + ENHANCED HARDWARE】Based on LAUNCH CRP129 and VIII, LAUNCH CRP129X scan tool adds two more reset services (TPMS reset, throttle adaptation), AutoVIN scan, 4 in1 graphing parameter, Automatic Health Report, Lifetime Free one-click Update, Online Google Search, Battery Voltage Test, navigation & hot keys. We also upgraded the hardware: Larger 5” touch screen, Fast 7.0 Android, 16G RAM, 6100mah BAT, to give you better user experience.
  • 【5 SERVICE FUNCTIONS + AUTOVIN SCAN + DIAGNOSTIC REPORT GENERATION】This CRP129X obd2 scanner features 5 most used reset service: Oil Reset, Steering Angle Calibration, Electronic Parking Brake, TPMS Reset, Throttle Adaptation. The Auto VIN technology can identify vehicle make, model, and year information to shorten the vehicle navigation process. You can generate a vehicle health report by one-click and share to your email via Wifi which can help avoid blind maintenance, save time and money.
  • 【ABS/SRS/AT/ENG SYSTEMS DIAGNOSTIC + LIVE DATD STREAM IN GRAPHIC+ DATA RECORD AND PLAYBACK】LAUNCH CRP129X scan tool reads graphic data streams for Engine/Transmission/ABS/SRS systems, and turn off the warning light related. Auto record diagnostic data, recorded data can be played back in text & graph format, helps to quick analysis and diagnosis. Playback supports 2 graphs or 4 PID's graphed. 9 Languages Support: English, Spanish, French, German, Italian, Russian, Portuguese, Japanese, Korean.
  • 【LIFETIME FREE ONE-CLICK UPDATE + OVER 10000+ VEHICLE MODELS + FULL OBD2 COMPLIANT + BATTERY VOLTAGE TEST】One-click free update via Wi-Fi, fixed bugs, and Upgrade new make up to 2020 models. The LAUNCH CRP129X obd2 scanner works on 57 vehicle brands, Cover OBD1/OBD2/EOBD/JOBD vehicle, mostly manufactured after 1996. Reset DTC, I/M Readiness Status,O2 Sensor Test, EVAP Test etc. Realtime battery voltage graphing helps to Judge the state of the battery.
  • 【TECH SUPPORT + WORKS FOR YOU!!!】LaunchDirect and Launch provide 5 YRS Warranty and 60 days unconditional return!!! ➤Any problem, you can freely contact us via our Customer service email or Amazon message. This OBD2 scanner fits for Technician, advance DIY, garage, car dealer, used car dealer, auto repair shop, automotive engineer, diagnostic tech, truck man, automobile tech, home mechanic, DIY beginner, automotive student, backyard mechanic, retired mechanic, weekend DIY, individual.
No. 4
ANCEL FX2000 Vehicle OBD2 Scanner Automotive Car Code Reader Check Engine ABS SRS Transmission Diagnostic Scan Tool
  • [ENHANCED 4 SYSTEMS DIAGNOSIS] - Not only diagnose the engine system but also performs full detection on vehicle's other 3 main ECU systems (Transmission, ABS, Airbag(SRS)). Reads & erases fault codes, turns off warning lights, and reads live PCM datastream on these 4 systems.
  • [FULL OBDII DIAGNOSIS] - Read/clear error codes, DTC look-up, do smog tests including I/M readiness, O2 sensor test, etc. will keep your mind from worrying about whether the data about emission exceeds the standard values. It also reads freeze frame data, does EVAP system test, retrieves vehicle info, and more.
  • [ADVANCED DATASTREAM GRAPH] - Reads and displays live data stream in one graph for the 4 systems (Engine, AT, ABS, SRS), allows you to add 4 parameters in the meantime to show the live data, which is intended to help you quickly find potential problems of the vehicle.
  • [WIDE VEHICLE COVERAGE] - Compatible with over 46 vehicle makers for a complete car diagnosis. Works on most from 1996 US-based, 2002 EU-based, 2005 Asian-based or newer OBD II & CAN domestic or import vehicles. Supports English, French, Spanish, German, Russian, Italian, Polish, and Portuguese.
  • [USER-FRIENDLY DESIGN] - Equipped with an intuitive interface, 4-inch TFT color backlit large screen, 2 cutouts in the back for holding easily, strong rugged anti-slip rubber housing. Supports lifetime free update and print online via an update software tool downloaded from ANCEL website.
No. 5
ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black
  • Classic design, fast scan and clear trouble codes, even a beginner can use this unit to read the error code, find out what the problem is and perhaps fix it. Save money and time.
  • Works on MOST 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports English, German, French, Spanish, Finnish, Dutch, Russian and Portuguese.
  • Easily determines the cause of the check engine light. I/M monitor readiness test, turn off the MIL (check engine light) as well as view freeze frame data. Read hard (memory) / pending (intermittent) and historic codes and show definitions.
  • The AD310 scanner is well built with a large LCD display (128 x 64 pixel) that has white backlight and contrast adjustment, indicates test results directly. No need any Batteries or Charger, gets the power directly from the OBDII Data Link Connector in your vehicle.
  • It's equipped with a 2. 5 feet long cable and made of a very thick flexible insulator. There are 4 buttons on AD310. The Up and Down button for scrolling the menu, the Enter and Exit button allow for navigation back and entering menu.
SaleNo. 6
LAUNCH OBD2 Scanner CRP129E Code Reader for Engine/ABS/SRS/TCM Scan Tool,Oil lamp/EPB/SAS/TPMS/Throttle Body Reset,Auto VIN,Diagnostic Report,Free Update + TPMS Tool EL-50448-2021 Elite Ver.
  • 🛒2021 New Ver.✅【4 Systems Diagnosis + 5 Reset Functions+ Battery Monitor】: LAUNCH CRP129E OBD2 Scanner Reads/Erases codes of ENG/SAS/ABS/AT systems, viewing 4 in 1graph live data stream, turning off the warning light.features 5 Reset Functions( OIL/EPB/SAS/TPMS/Electronic throttle position reset). displays battery real-time voltage. NOTE:more than 4 system diagnosis: EPS/AC/OPDS/EVPS/SWS/ACM...(it is vary from the car model & year)
  • ✅【2021 New Hardware】:LAUNCH CRP129E obd2 scanner have more function than crp129👍Android 7.1 System👍larger 5” touchable HD 720P screen,providing you with an easy to use interface👍6100mAh faster charge battery ,longer stand-by time than other scanner👍16GB menory👍One-Click WIFI Update👍Auto Vin👍Share & Print healthy report.
  • 🚀【Get More Functions from CRP129E】:➤【One-Click identify VIN】➤【One-Click WIFI Update】➤【Real-time display vehicle battery voltage in Graph 】➤【Read live Data Stream】➤【One-click screenshot】➤【One-Click Diagnostic Report Generate and Share】➤【Diagnostic Record in 4 ways:1)Graph2)Combine3)Value4)Frame Playback】➤【Diagnostic Feedback to get helping】➤【lifetime free update】.
  • 🚗【Compatibility: Up to 2019/2020】: Support Abarth, Acura, Alfa Romeo,for Audi,Bentley,Benz,BMW,Bugate,Buick,Cadillac, Chevrolet, for Chrysler,Citroen,Dodge, Fiat,Ford,GM,Honda,Hyundai, Infiniti,Jaguar,Jeep,KIA,Lancia,Land Rover,Lexus, Lincoln, Maybach, Mazda,Mini Cooper,for Nissan,Opel,Peugeot,Porsche,Renault,Rolls-Royce,Saab,Seat,Skoda,for Subaru,Suzuki,Vauxhall,for Volkswagen, for Volvo, etc.( Reset functions vary by the vehicle manufacturer, year, and model)
  • 💥【Youtube Influencer Mechanic Strongly Recommend OBD2 scanner】:ediag provides 5 years warranty and 60 days no reason asked refund or replacementon this scan tool. It support multiple languages, including English, Spanish, French, German, Italian, Russian, Polish, Japanese, Chinese,Korean.✅7*24 hours online tech support.We are welcome to contact us via Q&A, email and our after-sale-service team for technical support.
SaleNo. 7
LAUNCH CRP123 OBD2 Scanner Engine/ABS/SRS/Transmission Car Diagnostic Tool, ABS Code Reader, SRS Scan Tool, Lifetime Free Update Scan Tool
  • [Engine/ABS/SRS/Transmission Diagnostic Tool]----The crp123 obd2 scanner is perfect balance of power and affordability, providing the ability to view preset, or user defined, live data streams for ENGINE, AT, ABS and SRS data, ; the ability to graph, record, replay and print data, read and resets codes for engine/abs/srs/transmission system.
  • [Full OBDII Test Code Reader]----LAUNCH CRP123 scan tool supports all 10 modes of OBDII standard to ensure complete, accurate, system diagnosis. Read and Clear DTCs, do smog tests , I/M readiness and O2 sensor tests, Mode 06 EVAP system test, Mode 08 on-board test component test. And OBDII Code lookup tool and acronym database to assist and speed diagnosis and repair time.
  • [Live Data Stream + Advance OBDII Scanner + Lifetime Free Update]---- Launch crp123 scanner support for Generic OBDII Codes (P0, P2, P3 and U0); manufacturer specific codes (P1, P3 and U1); pending codes; freeze frame data; monitor and I/M readiness; live PCM stream data; graphing functionality for up to four (4) live data streams; clears DTC codes and turns off the MIL; resets monitors; provides Data Link Connector (DLC) location hints.
  • [Extensive Vehicle Coverage OBD2 Automotive Scanner]----The LAUNCH CRP123 reads data from ENGINE, TRANSMISSION, ABS and SRS systems from Asian, US and European manufacturers. Coverage includes Suzuki, Honda, Mitsubishi, Nissan, Toyota, Mazda, Hyundai, Kia, Subaru, Infiniti, Lexus, Acura, Isuzu, Ford, GM, Chrysler, Benz, BMW, VW, Opel, Volvo, Fiat, Land Rover, Seat, Skoda, Audi, Porsche, Saab, Jaguar and many others.
  • [Youtube influencer Mechanic Strongly Recommend + Kindly Customer Service ]----Kingbolen provides 5 years Warranty for any quality problem with a replacement or refund . Any question, please contact us via Q&A , email, facebook, we will reply you in 12 hours.
No. 8
LAUNCH Code Reader -CRP123X OBD2 Scanner Scan Tool for ABS SRS Transmission Engine Code Reader Car Diagnostic Tool with Battery Test, Android 7.0 Based, 5.0” Touchscreen, AutoVIN, Wi-Fi Free Updates
  • 🚗【2021 Advanced OE-LEVEL Diagnostic Scanner】This code scanner add more OE-Level features as ➤4 in1 graphing parameter for 4 main systems.➤Android 7.0, larger 5” HD 720P TouchScreen; ➤ 6100mAh rechargeable battery ((up to 10+ hours battery life)➤16Gbs memory for more vehicles models program; ➤ Anti-slip handle design and anti-fall shell greatly extend lifetime. ➤5 YEARs after-sale-service ,60 Days No Reason asked Return for refund or replacement.
  • 🚗【FOUR SYSTEM DIAGNOSE +FULL OBDII FUNCTIONS】This Code Reader not only featuring 4 ECU systems(Engine/Transmission/ABS/SRS) to read/clear codes, viewing live data stream(displayed in graphic), and turning off system warning lights. ➤But also, provide standard OBD/EOBD diagnostics as Read/Clear fault codes, Live Data in Graphic, Retrieves Vehicle Info, I/M readiness,DTC Lookup etc. ➤📧 Diagnostic Report will help users avoid blind maintenance, offer solution,save time and money.
  • 🚗🚗【 10000+ CAR MODELS !!! Up to 2019/2020/2021 +WIFI LIFETIME FREE UPDATE】This launch scanner for OBD1,OBD2,EOBD,JOBD,KOBD 12v cars SUV, light truck/hybrids can work on most 1996 and newer OBDII-compliant vehicles in US, Europe, Asia. ➤One-Click Lifetime Free Update via Wi-Fi fixed more bugs and Upgrade new makes up to 2021 models. Note: LAUNCH 123X scan tool ONLY supports cars from 2005 and newer for ABS/SRS/ Transmission system.
  • 🚗【 AUTOVIN + BATTERY VOLTAGE TEST+10 LANGUAGES】Based on upgraded version of CRP123, LAUNCH CRP123X OBD2 scanner featuring more easy to use fuctions as ➤AutoVIN automatical fastly retrieves vehicle VIN for troubleshooting accurately; ➤Battery Voltage service monitors Real-time battery voltage graphing helps to Judge the state of the battery.➤ Beside, car scanner supports 10 Languages: English, Spanish, French, German, Italian, Russian, Japanese, Korean, Portuguese,Chinese.
No. 9
OBD2 Scanner Automotive Engine Fault Code Reader CAN Scan Tool Diagnostic Live Data for Check Engine Light
  • [Professional Mechanic Auto Scanner]--- The EDIAG YA301 OBD2 / EOBD Car Diagnostic Scanner supports all 10 OBDII test modes on all OBDII compliant vehicles for a complete diagnosis. Featuring the unique patented Read and Clear DTC by definition; Live data graph display; Live data PIDs sort function; Lifetime free upgrade; One key VIN to function,diagnosis trouble code clear fault code, I/M readiness function, battery detection.
  • [No Extra Batteries or Apps Required] --- YA301 consists of three color LEDs indicators with built-in beeper provide both visual and audible tone for readiness verification. It owns 2.4"TFT color display, Real Time Battery Voltage Monitoring. EDIAG YA301 is truly the ultimate in power and affordability, allowing users to do their job faster.
  • [Accurately define the problem of the vehicle] ---- Check Engine; O2 Sensors; Freeze Frame Data; Engine Problem; Battery Check; Performance Testing. Freeze frame functions to work out the PIDs when trouble code came on. It supports 8 types with different protocols. Living data record and replay functions. Reading and clear DTC from vehicle with definition. Living data graph display. Living data PIDs sort function. DTC definition and possible cause.
  • [Exclusive OBDII Diagnostics]---This automotive scanner can easily determine the cause of the Check Engine Light (MIL), clears codes and resets monitors. Red-Yellow-Green LEDs and build-in speaker indicate emission monitor status allows you easily determine whether your vehicle meets the State Emission Monitor Status and assist you to pass the Smog Check.
  • [Lifetime frees upgrade]---Each EDIAG YA301 scanner comes with free lifetime smart update service. Our built-in memory card enables you to store diagnostic data and then upload it to a computer for printing. The YA301 package ships with a free carry case. This OBD2 code scanner is a must-have tool for you and your family. We provide 100% Full Refund & Return Guarantee and Lifetime Free Warranty.
No. 10
LAUNCH Scan Tool CRP129X OBD2 Scanner Automotive Code Reader Android Based Diagnostic Tool for Engine Transmission ABS SRS with Oil/EPB/SAS/TPMS/Throttle Body Reset and AutoVIN Wi-Fi Updates
  • 【UPGRADED VERSION OF CRP129】: This scan tool is built with a larger 5” touchable HD 720P screen and keypad design for better operation,there are 2 more reset services (TPMS & Throttle Body Reset) compared with CRP129, AutoVIN and automatic printable Inspection report help you get diagnostic information efficiently and effectively
  • 【FOUR SYSTEMS DIAGNOSIS+ BATTERY VOLTAGE TEST】: This diagnostic obd2 scanner works for Engine, Transmission, ABS and SRS diagnoses, thus reading/clearing diagnostic trouble codes, showing live data stream, turning off the warning light related, besides,with the battery voltage test, you are able to monitor the battery voltage timely
  • 【5 RESET SERVICES + AUTOMATIC AUTOVIN SCAN】: This code reader covers 5 most commonly used special reset functions including OIL/EPB/SAS/TPMS reset, and Throttle Adaptation to maintain your vehicle systems safely and efficiently, with the Automatic Autovin Scan, you may easily get the VIN
  • 【FULL OBD2 COMPLIANCY + DATA RECORD & PLAYBACK】: This diagnostic tool supports all 10 modes of OBDII functions such as I/M Readiness Status, Live Data Graphing, MIL turn-off, etc., and works on most vehicles after 1996 compliant with OBD2 protocols , more than 57 brands. Data record,playback and printable Inspection report (share via email) make diagnostic information easily at your hands
  • 【Mechanics with 40 years of experience Highly Recommended 】: This diagnostic automotive scanner perfectly fits for mechanics, work shop or individual users, it comes with the 5 years warranty for any quality problem. One-click WiFi free updates on internet for lifetime along with multilingual support: English, Spanish, French, German, Italian, Russian, Portuguese, Japanese, Korean, etc.,

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Last update on 2021-01-23 at 07:23 / Affiliate links / Images from Amazon Product Advertising API