10 Best Car Diagnostic Tools 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 963 products, scanning 3915 reviews, spending more than 36 hours of research and speaking with our test users, we think the ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine is the one of the Best Car Diagnostic Tool on the market.

# Image Name Brand Price
1
⭐Best Choice
ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine
ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool-Black Check price ANCEL $$$$$ Check price
2 FIXD OBD2 Professional Bluetooth Scan Tool & Code Reader for FIXD OBD2 Professional Bluetooth Scan Tool & Code Reader for iPhone and Android Check price FIXD $$$$$ Check price
3
Best under $50
kungfuren OBD2 Scanner
kungfuren OBD2 Scanner, Universal OBD2 Code Reader Car Automotive Check Engine Light Error Analyzer Auto CAN Vehicle Diagnostic Scan Tool for OBDII Protocol Cars Since 1996 Check price kungfuren $$$$$ Check price
4
👑Premium Pick
BlueDriver LSB2 Bluetooth Pro OBDII Scan Tool for iPhone &
BlueDriver LSB2 Bluetooth Pro OBDII Scan Tool for iPhone & Android Check price BlueDriver $$$$$ Check price
5 Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader CAN Scan Tool Check price Autel $$$$$ Check price
6
💲Best value for the money
Bafx Products
Bafx Products - Wireless Bluetooth OBD2 / OBDII Diagnostic Car Scanner & Reader Tool for Android Devices - Read/Clear Your Check Engine Light & Much More Check price BAFX Products $$$$$ Check price
7 FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light Check price FOXWELL $$$$$ Check price
8 Htwon OBD2 Scanner Htwon OBD2 Scanner, Car Code Reader Built-in Powerful OBD2 DTC Lookup Library, Help The Cause of The Engine Light. Car Diagnostic Tool Compatible for Since Year 1996 Vehicles Check price N/A $$$$$ Check price
9 Ysding OBD2 Scanner Auto Check Car Engine Fault Code Reader Ysding OBD2 Scanner Auto Check Car Engine Fault Code Reader Enhanced Universal OBD II Classic Diagnostic Scan Tool Suitable for EOBD/CAN Vehicles Check price N/A $$$$$ Check price
10 FOXWELL NT201 Auto OBD2 Scanner Check Car Engine Light Code FOXWELL NT201 Auto OBD2 Scanner Check Car Engine Light Code Reader OBD II Diagnostic Scan Tool Emission Analyzer(New Version) Check price FOXWELL $$$$$ Check price

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine – Best Overall Car Diagnostic Tool

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine
  • 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.

FIXD OBD2 Professional Bluetooth Scan Tool & Code Reader for

FIXD OBD2 Professional Bluetooth Scan Tool & Code Reader for
  • 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

kungfuren OBD2 Scanner – Best under $50

kungfuren OBD2 Scanner
  • ➤【POWERFUL COMPATIBILITY & COMPACT DESIGN】 Universal OBD2 Scanner works on MOST 1996 US-Based cars SUVs Light Trucks, 2000 EU-Based and Asian cars, vehicles with all OBD2 protocols CAN, ISO9141, J1850 VPW, J1850 PWM, KWP2000. Supports up to 6 languages: English, German, Dutch, Italian, French and Spanish. With a compact size, easy to hold and carry. Please Note: This OBD2 scanner only supports petrol vehicles.
  • ➤【PRACTICAL & MULTI-FUNCTIONS】 OBD2 code reader features built-in OBD2 DTC lookup library, 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. Convenient and practical, great for the car owners.
  • ➤【EASY TO OPERATE】 No need any battery or charger, this OBD reader gets the power directly from your vehicle through the OBD2 Data Link Connector. Just simply plug in the OBD interface to start diagnosis. There are 6 buttons on OBD2 Scanner: scroll up/down, enter/exit and buttons that quick query VIN vehicle number& the DTC fault code. Very easy to operate.
  • ➤【ACCURATE & EASY TO READ】 Designed with a large clear LCD display screen, which is with white backlight and contrast adjustment for direct display test results, accurate and easy to read. Even a beginner can use this OSD2 Scanner to read the error code, find out what the problem is and perhaps fix it. Save your money and time.
  • ➤【COMPACT & PORTABLE】 The handheld and compact design OBDII code readers is portable, Makes it simple-to-use and easy to handle with an anti-skid surface while diagnosing. And the small size means that you will be able to store the tool without encountering any sort of hassle. The OBD2 code reader is equipped with 2.5-feet long cable enables you to sit comfortably running diagnostic test. Please NOTE: The OBD2 is valid only for the engine system, not for airbags, ABS and other systems.

BlueDriver LSB2 Bluetooth Pro OBDII Scan Tool for iPhone & – Premium Pick

BlueDriver LSB2 Bluetooth Pro OBDII Scan Tool for iPhone &
  • 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 ASE Certified Mechanics
  • 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

Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader

Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader
  • 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.

Bafx Products – Best Budget Car Diagnostic Tool

Bafx Products
  • 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

FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader

FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader
  • 【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.

Htwon OBD2 Scanner

Htwon OBD2 Scanner
  • PRACTICAL MULTI-FUNCTIONS & Accuracy: OBD2 code reader built-in powerful OBD2 DTC lookup library, help the cause of the engine light, read code, erase code, vehicle information, data flow, real-time curve, view freeze frame, I/M ready, get vehicle/engine speed information, engine coolant temperature, calculate load value. 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.
  • POWERFUL COMPATIBILITY: Universal OBD2 Scanner works on vehicles with all 16 PIN OBD2 protocols CAN(only supports petrol vehicles). Supports 9 protocols, compatible with most 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Besides, the car scanner also Supports 6 languages: English, Spanish, Dutch, French, Italian and German.
  • EASY TO OPERATE: Plug and play, no need any charger, this OBD2 reader gets the power directly from your vehicle through the OBD2 Data Link Connector. Just simply plug in the OBD interface to start diagnosis. The 6 buttons - scroll up, down, enter, exit, quick query VIN vehicle number & the DTC fault code make this ODB2 Scanner super easy to use, help know faster about your car information and get faster review of the trouble codes.
  • Smog Check Helper: Read/Erase DTC and I/M readiness hot keys make it easy to use this car computer reader right out of the package. The obd2 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.
  • ACCURATE & EASY TO READ: Designed with a large clear LCD display screen, which is with white backlight and contrast adjustment for direct display test results, accurate and easy to read. Even a beginner can use this OSD2 Scanner to read the error code, find out what the problem is and perhaps fix it.

Ysding OBD2 Scanner Auto Check Car Engine Fault Code Reader

Ysding OBD2 Scanner Auto Check Car Engine Fault Code Reader
  • FEATURES AND MUTI-FUNCTIONS: As a professional car engine diagnostic tool, this code reader can read fault codes; Easily determines the cause of the Malfunction Indicator Light( MIL); Displays I/M Readiness; Turns off MIL; clears codes and resets monitors ; Detect the vehicle battery condition; Build-in Lookup Library; Views Freeze Frame Data; Reads Live PCM Data Stream, etc.
  • EASY AND COMPATIABLE: Connect to your vehicles then quickly identify error codes, also available for beginners. The obd code reader can works on most 1996+ US-Based OBDII, 2000+ EU-Based EOBD and Asian petrol cars, supports 5 protocols including ISO9141, KWP, J1850 PWM, J1850 VPW and CAN, etc. Retrieves generic (P0, P2, P3, and U0) and manufacturer specific (P1, P3, and U1) codes.
  • INTEGRATED ATTRIBUTES: This obd ii diagnostic tool equipped with a large LCD display with backlight and contrast adjustment, unit conversion between English and Metric. Displays DTC definitions on the 2.4 inch LED screen. Supports various languages: English, Spanish, French, Russian, Germany, Italian, etc.
  • HIGHLIGHTS AND CHARACTERISTICS: This obd2 diagnostic tool Build-in One-Click I/M Readiness function for quick State Emissions readiness check and drive cycle verification. Retrieves vehicle information(VIN, CIN and CVN) and Reads live data stream. This car scanner built-in OBD2 DTC lookup library, show the code and what the code means directly within 5 seconds. No need for a battery, connect to the OBD interface directly to start diagnosis.
  • 3 YEAR WARRANTY: 60 days FREE replacement or return. Our OBD II--Tiny design: light and portable, a vital& necessary car tool in your tool box, save money and time! Any question, please feel free to contact CRTing Service Team, Customer Satisfaction is our forever goal!

FOXWELL NT201 Auto OBD2 Scanner Check Car Engine Light Code

FOXWELL NT201 Auto OBD2 Scanner Check Car Engine Light Code
  • 😄【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.

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