10 Best Car Diagnostic Scanner of December 2025

• Universal Compatibility: Applicable to MOST US-based cars (made in 1996 or later), EU-based cars (made in 2001 or later), Asian cars (made in 2008 or later), and all OBD II/EOBD/CAN-compliant vehicles.
• Smog Check: Clearly shows whether the emission-related systems are operating properly or ready for inspection and maintenance testing; turns off check engine light and resets monitors; views freeze frame data, read live PCM data stream, EVAP system test data, On-Board Monitor test data and display live O2 sensor test data.
• Shows the code and what the code means directly. Able to retrieve generic (PO P2 P3 and UO) manufacturer specific (P1, P3, and U1) codes and pending codes, and vehicle information (VIN, CID and CVN). And can store the data you have viewed (DTCs, freeze Frame, live data, etc).
• Supports all OBDII protocols, including ISO9141, KWP2000, J1850 PWM, J1850 VPW and CAN (Controller Area Network).
• No battery needed, just plug it into the OBDII port and start diagnosis. Features a 2.5-foot flexible plug and a 7-button panel. Supports DTC look-up, and software upgrade. Supports multi-language display (English, German, Spanish, Dutch, Russian).

OBDScar

• 【Vehicle CEL Doctor】The NT301 obd2 scanner enables you to read DTCs, locate bad O2 sensors, 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】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 emissions 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.

FOXWELL

• NOT compatible with iOS devices (iPhones, iPads etc) For iOS devices, see our WiFi OBD Reader; This version of our Bluetooth OBD2 scanner and is only compatible with Android or Windows devices
• Compatibility - Our OBDII reader will work on all vehicles purchased in the USA model year 1996 or newer; Unlike other OBD2 readers, ours works on all OBD2 protocols including J1850 and CAN
• 2 Year Warranty - For 2 years you will be covered by our warranty against all manufacturing defects; With a hassle free claims process and friendly USA based support you cannot go wrong
• Monitor & Analyze - A must have tool for any DIY mechanic; You can read and clear your check engine light and monitor different vehicle sensors in real time to better locate your problems
• IMPORTANT – Please follow ALL setup steps indicated in instructions for a successful connection! This OBD2 scanner does not read ABS, SRS, TPMS, Oil Change or any other non-OBDII related lights

Bafx Products

• Read and clear your Check Engine Light and all other vehicle systems. Get your unlimited free vehicle specific Repair Reports, generated from our database of millions of fixes verified by Professional Automotive Technicians
• As easy to use as a code reader with all the capabilities of an expensive handheld scan tool, plus the benefits of your smartphone or tablet (free app updates, portability, saving data, interactive graphing of live data)
• Officially licensed and certified for Apple and Android devices
• The BlueDriver App and BlueDriver Sensor work exclusively with each other to ensure quality
• BlueDriver is the Professional OBD2 Diagnostic Scan Tool trusted by mechanics and developed by Professional Engineers in North America

BlueDriver

• 😄【Full 10 modes OBD2 Car Diagnostic Scanner】Read and erase fault codes, retrieve I/M readiness and freeze frame data, show live data in the text and graph format, auto VIN acquisition, O2 Sensor and EVAP Test (Mode 8), advanced On-board Monitoring (Mode 6).
• 😄【On-Board Monitor Test】You can use the car scanner to diagnose the misfire and the live O2 monitoring to get an idea a misfire is coming from which bank and cylinder. This code reader car diagnostic tool will graph all the real-time streaming data it reads, including but not limited to Engine Coolant Temperature, Short Term Fuel Trim, Long Term Fuel Trim, Engine RPM, Oxygen Sensor Output .
• 😄【Wide Vehicle Coverage】 NT201 bi-directional vehicle check engine code reader will work on domestic and import vehicle, 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.
• 😄【Deserve To Own】NT201 automobile code reader is built in speaker and 2. 4' TFT colorful LCD display screen, offers visual and audible indication for readiness verification. Unique dust-resistant surface makes this auto scanner tool stronger and more durable.
• 😄【No Worries】 Plug and play, no need any batteries, get power directly from OBD2 interface in your vehicle. Multilingual menu supports English, Spanish etc. Lifetime FREE upgrade to keep you stay current with the latest development of diagnosis.

FOXWELL

• FOR END USER & DIYERS: This error code reader is “plug and play” and comes with an easy interface. Even if you’re not familiar with vehicle repair, you can quickly take control of this code reader, and get the information you want.
• TURN OFF CEL: This car diagnostic tool supports reading DTCs, displaying Live Data, Freeze Frame & I/M Readiness etc to figure out the root cause of the Check Engine Light (CEL) and turning it off to help you detect any potential problems.
• EXTENSIVE APPLICATION: Compatible with 7 languages (English, French, Spanish, etc.) and various post-1996 OBD II protocol vehicles (Toyota, Nissan, Honda, Ford, etc.), this OBD2 scanner provides accurate and fast diagnosis for worldwide car owners.
• USER-FRIENDLY DESIGN: This check engine code reader features a patented One-Click I/M Readiness Key, TFT color display, built-in speaker, LED Indicator etc. The cable is long enough without being too long and getting in the way. No batteries are needed.
• HIGH-QUALITY SERVICES: 12 months warranty from the date of purchase and lifetime free update are offered by this Automobile OBDII scan tool. Welcome to contact us via Q&A, email, or hotline, and our after-sale-service team for technical support.

Autel

• Powerful Check Engine Light Diagnostics — Read and diagnose your check engine light, understand the severity of the issue, and clear that pesky light from your vehicle. FIXD translates your vehicle into simple English, empowering you to make the easy fix in many cases & saving you precious time. FIXD also saves you money by providing you with estimated repair costs up-front, allowing you to feel more confident during those trips to the mechanic
• The Trusted Choice — FIXD is the professional choice proudly designed in the USA by Professional Engineers and ASE Certified Mechanics. Get unlimited access to over 10,000 manufacturer specific and enhanced trouble codes (ABS, Airbag, TPMS, and Transmission*). With the App, you’ll have freeze frame data, live diagnostic data, and proactive vehicle maintenance reminders at your fingertips. All the capabilities of an expensive Scan Tool at a fraction of the cost
• Easy & Intuitive — The powerful FIXD OBD-II Diagnostic Sensor and the professionally designed FIXD App are the perfect pair. The FIXD Code Reader is light & compact, remaining out-of-sight during your drive. The FIXD Sensor connects to the FIXD App via Bluetooth in seconds, providing you with a suite of resources easy enough for anyone to use
• We've Got You Covered — The FIXD OBD 2 Scan Tool is compatible with all gas-powered vehicles made after 1996 (no all-electric or diesel) and works with all vehicle protocols. Works with iPhone, iPad, and Android devices
• Go further with FIXD Premium— Upgrade your in-app experience with: Cost and repair estimates from the Identifix database, Unlimited calls to our FIXD Mechanic Hotline for a trusted second opinion and DIY help from our network of ASE certified mechanics, And much more! FIXD Premium is a monthly subscription that is optional and is not required for use of the sensor

FIXD

• 🆕【2020 New Arrival from LAUNCH】 Creader Professional 129i scan tool is the new released product by LAUNCH in 2020. This car scanner has all the advantages of LAUNCH 129 series, it with obd diagnosis, 4 systems and 5 commonest reset services, will help you troubleshoot the vehicles more efficiently and effectively.
• 🆕【Comprehensive System Diagnostics】 In addition to Engine diagnostics, this Launch OBD2 scanner can also check for ABS, SRS, Transmission systems, you can get real-time monitoring and data for these four systems. You can reset the oil, SAS, EPB, TPMS as well as the ability to adapt the throttle, to maintain your vehicles safely.
• 🆕【Wirelessly OBD2 Touchscreen Scanner】While this diagnostic code reader states that it’s designed for Android 7.0, there’s a large 5” LCD screen and you can use your phone or tablet’s WIFI as a hotspot to power this scanner. It supports Lifetime Free Update online with one click via WIFI,to extend its using life and ensure the data is accurate.
• 🆕【User-friendly Design for at-home Mechanic】AutoVin service will automatically obtain vehicles’s VIN for troubleshooting. Battery Voltage Test allows you to monitor the real-time voltage of 12V Vehicles in graph. Data Record,Playback and Printable Car Health Report make diagnostic easily at your hands. If any problem you can not solve, please submit the issue via”FEEDBACK” functions, LAUNCH Tech-support will response in 24 hours.
• 🆕【Wide Vehicle Compatibility】LAUNCH 129i diagnostic scan tool works on OBDII-compliant vehicles from 1996, more than 57 brands and over 10000+ cars, Also support search online: http://qcar.x431.com. with 9 languages support: English, Spanish, French, German, Italian, Russian, Portuguese, Japanese, Korean. OBDZON provides 5 YRS Warranty for any quality problem with a replacement or refund !!!!

LAUNCH

• ➤【CHECKING CAR ENGINE TOOL】 The OM126P Enhanced OBDII scanner can read and erase the trouble codes that can cause emission problems in your vehicle in seconds, turn off 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.
• ➤【EASY TO OPERATE】The OM126P car diagnostic tool equiped with 2. 4" TFT 262K true color LCD display screen to indicates the test results , with the silicone keypad you can easy to access the each menu options, the I/M Readiness hot key can check the state emissions 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.
• ➤【WIDE RANGE DIAGNOSE】 Work on all after 1996 and newer vehicles 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 .
• ➤【POWERFUL FEATURES】 Built-in 14 special functions in 1 car reader, read and erase stored emission 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 O2 sensor and EVAP system test, let you initiate a leak test for the vehicle’s EVAP system, identify trouble shooting related to fuel efficiency and vehicle emissions.
• ➤【WORRY-FREE SERVICE】 Plug & Play, no battery or charger required;OM126P OBDII diagnostic scan tool supports a lifetime free software updating and Review & Print diagnostic reports from the Auto fix ,via connect to a computer via USB (for Windows 7/8/10 ONLY), and we offer one year warranty , if you cannot comfirm its compatility, please feel free to consult us.

AUTOPHIX

• 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.

ANCEL