We’ve spent hundreds of hours researching and comparing Obd2 Scanner Elm327 of all specifications to find the best one for any need (or budget). Here are the results.

The Best Obd2 Scanner Elm327 of 2020 – Top Rated & Reviewed

2,822 Reviews Scanned

Rank No. #1
Mini Bluetooth OBD2 Scanner OBDATOR ELM327 Automotive OBD OBDII Code Reader Car Check Engine Light Diagnostic Scan Tool for Android PC
  • 【Excellent Compatibility】- Compatible with all Gasoline vehicles in OBDII interface, which support 9 OBDII protocols: 1.SAE J1850 PWM(41.6Kbaud) 2.SAE J1850 VPW(10.4Kbaud) 3.ISO9141-2(5 baud init,10.4Kbaud) 4.ISO14230-4 KWP(5 baud init,10.4 Kbaud) 5.ISO14230-4 KWP(fast init,10.4 Kbaud) 6.ISO15765-4 CAN(11bit ID,500 Kbaud) 7.ISO15765-4 CAN(29bit ID,500 Kbaud) 8.ISO15765-4 CAN(11bit ID,250 Kbaud) 9.ISO15765-4 CAN(29bit ID,250 Kbaud). (Not support Hybrid or electric vehicles)
  • 【Suitable for system】 Mainly used with Android system phones, also supports Symbian system phones, Windows system PCs and laptops. Compatible App: Recommended Apps are Torque Pro, Torque Lite (free), OBD Car Doctor (free), etc. on Google Play.
  • 【Smart Scanning】 Read diagnostic trouble codes, nonspecific and manufacturer-specific, and display their meaning (over 3000 code definitions in the database).
  • 【Easy to Use】Plug this OBD2 scan tool in your car's OBD2 port, turn on your car, enable Bluetooth on your Android phone or tablet, search for "OBDII" and pair with it (pin 1234), run the download App with simple settings and wait until it connects your car's ECU successfully
  • Save time and money by finding out why the check engine light is on and fixing simple car problems by yourself! Read and clear check engine trouble codes, Check Engine Light using your phone or tablet and an OBD2 App.
Rank No. #2
Veepeak OBDCheck BLE OBD2 Bluetooth Scanner Auto OBD II Diagnostic Scan Tool for iOS & Android, Bluetooth 4.0 Car Check Engine Light Code Reader Supports Torque, OBD Fusion app
  • Bluetooth OBD2 adapter with support for extensive third-party apps (such as OBD Fusion, Torque Pro and Car Scanner) can turn your iPhone, iPad or Android phone/tablet into a sophisticated car scan tool.
  • Read diagnostic trouble codes and freeze frame data, reset check engine light, prepare smog test, view real-time sensor readings, create customized dashboard and estimate fuel economy.
  • Works with OBD2 / EOBD compliant cars and light trucks (year 1996 or newer in the US, including pickup trucks, hybrid and many electric vehicles; may require special apps).
  • Compatible with iOS (no Bluetooth pairing needed; connect in the app) & Android devices (head units not recommended). Easy to plug in and unplug. No complex settings or tricky connections plus much lower power consumption compared to WiFi, and it does not block internet access for other apps.
  • A third-party App is required (check recommendations in the description below, some may require separate purchase). Comes with one-year replacement warranty.
Rank No. #3
OBD2 Scanner & WiFi Car Code Reader – Clears Check Engine Lights Instantly – Diagnose 3000 Car Codes - Wireless Car Diagnostic Scanner – Auto Scanner for 1996+ Vehicles (iOS & Android Devices Only)
  • ✔ ACCURATE RESULTS - Remove all check engine lights instantly! Transform your car into a Smart Car with this car diagnostic tool by KOBRA. With a database of over 3000 code definitions, this premium WIFI OBD2 Scanner reads generic and manufacturer-specific trouble codes and diagnoses your car like a pro.
  • ✔ CHECK ENGINE LIGHT ELIMINATOR - This ELM327 WIFI Scanner and Car Scan Tool retrieves both generic, as well as car manufacturer-specific Diagnostic Trouble Codes (DTC), helping you overcome any troubleshooting with ease. You will be able to clear the "Check Engine" light indication and other trouble codes, effortlessly!
  • ✔ DIAGNOSE IN SECONDS – Don’t be taken advantage of again! Know what is wrong with your car before taking it to a mechanic. Unlike other car code readers, our WIFI obd 2 scan tool connects to multiple devices including iOS, Android and Windows smartphones and tablets. All you need is a WIFI connection and you can diagnose any car problem in seconds!
  • ✔ DIVERSE COMPATIBILITY - The KOBRA OBD2 car diagnostic code reader works with all 1996 - 2016 vehicles and seamlessly works with the OBD Fusion, DashCommand, Torque app, OBD Link, ScanMaster Lite, OBD Car Doctor and many more totally free or paid apps on the Apple Store, Google Play Store And Windows Phone Store to turn your car into a truly Smart Car!
  • ✔ 100% RISK FREE PURCHASE - Providing you with the friendliest customer service is our primary goal. This is why we offer you a 1 year money back guarantee in case our automotive scanner does not live up to your expectations, no questions asked!
Rank No. #4
Elm327 Launchh OBD2 Professional Bluetooth Scan Tool and Code Reader for Android,ELM327 V2.1 Interface OBDII OBD2,Car Auto Diagnostic Scanner,Not Support J1850 VPW and J1850 PWM Communication Protocol
  • Very Important:This product is V2.1 Elm327,it can not support J1850 VPW and J1850 PWM communication protocol.Please accurately confirm that your car is not using the J1850 VPW and J1850 PWM communication protocol protocol before you buy it. But some cars of manufacturing use the J1850 VPW and J1850 PWM, so it can not work well with them.Please Contact us if you have any problem
  • We provide 3 months quality , and we will give you a refund or send you a replacement if you are not satisfied with our product.The device works on OBD2 gasoline cars , and EOBD cars . Bluetooth connection, no Batteries, Cables, or Switches. - Wireless (Bluetooth) 5 ~ 10 meters.
  • Notice: 1. NOT for iOS ! For iPhone & iPad, please choose "Wi-Fi for iOS and Android". 2. NOT for Diesel vehicles. 3. For your vehicle to be OBD II compliant it must have a 16-pin DLC (Data Link Connector) under the dash and the Vehicle Emission Control Information Label must state that the vehicle is OBD II compliant.
  • Suitable for system: mainly used with Android system phones, also supports Symbian system phones, Windows system PCs and laptops. Compatible App: Recommended Apps are Torque Pro, Torque Lite (free), OBD Car Doctor (free), etc. on Google Play. Work with Android cellphone and tablet.
  • How to use: Plug the device in your car's OBD2 port, start the car, enable Bluetooth on your Android phone or tablet, search for "OBDII" and pair with it (pin 1234), run the downloaded App with simple settings and wait until it connects your car's ECU successfully. If you use the same OBD on 2 or more cars, you need to disconnect Bluetooth and close App when finish testing one car, and re-match the Bluetooth when you insert the OBD into another car.
Rank No. #5
Mestart OBDII OBD2 Bluetooth Car Diagnostic Scan Tool Auto OBD Scanner for Android Devices
  • Any question, please email us, we will reply within 24 hours. We provide 3 months quality , and we will give you a refund or send you a replacement if you are not satisfied with our product. (please click our store address "Mesta outdoor" on the product page and then click "Ask a question", then you can contact us by e-mail. )
  • The device works on OBD2 gasoline cars (1998 and newer cars in the USA), and EOBD cars (cars from Europe, gasoline cars from 2001). Bluetooth connection, no Batteries, Cables, or Switches. - Wireless (Bluetooth) 5 ~ 10 meters.
  • Notice: 1. NOT for iOS ! For iPhone & iPad, please choose "Wi-Fi for iOS and Android". 2. NOT for Diesel vehicles. 3. For your vehicle to be OBD II compliant it must have a 16-pin DLC (Data Link Connector) under the dash and the Vehicle Emission Control Information Label must state that the vehicle is OBD II compliant.
  • Suitable for system: mainly used with Android system phones,  also supports Symbian system phones, Windows system PCs and laptops. Compatible App: Recommended Apps are Torque Pro, Torque Lite (free), OBD Car Doctor (free), etc. on Google Play. Work with Android cellphone and tablet. Or There are various Apps and installation instructions provided on the CD. But Partial Apps need to be charged. You can run the CD to select the appropriate App.
  • How to use: Plug the device in your car's OBD2 port, start the car, enable Bluetooth on your Android phone or tablet, search for "OBDII" and pair with it (pin 1234), run the downloaded App with simple settings and wait until it connects your car's ECU successfully. If you use the same OBD on 2 or more cars, you need to disconnect Bluetooth and close App when finish testing one car, and re-match the Bluetooth when you insert the OBD into another car.
SaleRank No. #6
BAFX Products Wireless WiFi (OBDII) OBD2 Scanner & Reader - for iOS / iPhone & Android Devices
  • Our WiFi OBD2 Scanner is compatible with both iOS ( iPhone / iPad ) & Android Devices.
  • Read & Clear your car or trucks check engine light. Get the confirmed code and get your car fixed.
  • 3rd party app required to use. Free & paid apps available. We recommend OBD Fusion, a paid app.
  • Compatible with ALL vehicles purchased in USA model year 1996 & newer.
  • 2 Year Manufacturer Warranty with friendly USA based support staff. No hassle warranty process!
Rank No. #7
AUOTO Bluetooth Mini Elm327 OBD2 Scanner Car Diagnostic Tool Code Reader for Smart Phone Android Windows Symbian English
  • Easy to Use: Plug this OBD2 scan tool in your car's OBD2 port, turn on your car, enable Bluetooth on your Android phone or tablet, search for "OBDII" and pair with it (pin 1234), run the download App with simple settings and wait until it connects your car's ECU successfully
  • Display current sensor data including: Engine RPM, Calculated Load Value, Coolant Temperature, Fuel System Status, Vehicle Speed, Short Term Fuel Trim, Long Term Fuel Trim, Intake Manifold Pressure, Timing Advance, Intake Air Temperature, Air Flow Rate, Absolute Throttle Position, Oxygen sensor voltages/associated short term fuel trims, Fuel System status, Fuel Pressure etc.
  • Support different kinds of devices to use this scan tool: This ELM327 suport TORQUE software for Android phone,OBDscope software for Symbian system cell phone,PPC(Windows Mobile) system cell phone,ScanMaster-ELM for PC etc.
  • American car support obd2 after 1996 year,European car support obd2 after 2004 year,Asian car support obd2 protocol after 2008, Some Japanese car support after 2005
  • If TORQUE can connect device well,but shows the error “can not connect the ecu",that mean device is good,it does not support this car. If you have any questions, please contact us friendly as soon as possible,Thanks!
Rank No. #8
FORScan ELM327 OBD2 USB Adapter for Windows, Diagnostic Coding Tool with MS-CAN/HS-CAN Switch for Ford Lincoln Mazda Mercury Series Vehicles
  • FORScan OBD II Adapter is a vehicle code reader, ELM327 scanner, clear check engine light, FORScan and diagnostic scan tool.
  • OBDii adapter with the reliable advantage of USB cable connection and V1.5 version hardware avoids data corruption and dropped packets. Toggle MS-CAN HS-CAN switch can run rapidly at max 500 kbit per second, achieving pro-level check engine light programming and coding.
  • Softwares Compatible: FORScan, Elmconfig, FF2 and FoCCCus; Supported operating systems: All Windows versions - XP, Vista, 7, 8, 10; Supports all OBD 2 protocols (J1850PWM, HS-CAN, MS-CAN, HS-CAN2, HS-CAN3), this scanner works as a normal OBD-II/EOBD/CAN car code reader on all supported vehicles. Please install the USB DRIVER & FORScan Softwares before connecting the car.
  • FORScan Functions contains Discover Global Window Feature/Bambi Mod/Secure idle/Perpendicular Park/Trailer Brake Controller/Disabled Double Horn Honk/Disabled Door Ajar Chime/Reverse Tilt Mirrors/Tire Size Correction and many other features. FORScan FUNCTIONS IS ONLY FOR FORD & LINCOLN & MAZDA & MERCURY SERIES VEHICLES(AFTER 1996).
  • Vehicle Compatible: It is flawless in scanning, programming and hiding modules for models like Ford F150, F250, F350, F450, Ranger, S-Max, C-Max, Transit, Mondeo, Fusion, Kuga, Mustang, Explorer, Edge, Focus, and other cars and light pickup Ford trucks. Also works for Lincoln/Mercury/Mazda produced after 1996.
Rank No. #9
OBDMONSTER ELM327 USB FORScan OBD2 Adapter for F150 F250 Car and Light Truck, ELMconfig Scanner with MS CAN/HS CAN Switch, Diagnosis on Windows with V1.5 PIC18F25K80 Chip
  • ELM327 USB FORScan OBD2 Adapter: An easy OBDII USB ELM327 scanner——with MS CAN & HS CAN toggle switch——help you conveniently access, diagnose and configure the as-built data and the existing modules of your vehicle
  • Compatible with all F150 F250 and more(Cars & Fseries Trucks 12V), Mazda, Lincoln, Mercury vehicles, Ranger, S-Max, C-Max, Transit, Mondeo, Fusion, Kuga, Mustang, Explorer, Edge — 99% of models after 2000 and around 92% of models after 1996 (the year when OBD2 became a standard in USA). Note: New 2019+ Mazda 3 and CX-30 are not supported yet.
  • Special Functions on FORScan: Discover endless Mods with FORScan and apply them to your vehicle. You can access the Global Window feature, enable Bambi Mod, reverse tilt mirrors, make tire size correction, Perpendicular Park, Secure Idle, 5 turn signal flash, heated steering wheel, disabled double horn honk, disabled door ajar chime, and many more!
  • Supported Software: Forscan, ELMconfig, FoCCCus, FF2 [Can download the software from official website]; Supported operating systems: Windows versions - XP, Vista, 7, 8, 10 [please install the CH340T USB driver before connecting the car]
  • How to Use: Download the software and CH340T USB driver, connect OBD2 USB adapter to your car, access your chosen ELM327-based software, and begin the vehicle diagnostics. Pls note! Does not work on trailers or semis
SaleRank No. #10
2021 Eonon V0056 OBD2 OBDII Diagnostic Scanner Bluetooth Scan Tool Adapter ELM327 for All Eonon Car Stereos: GA2185,GA2187,GA9480B,GA9465B,GA9463B,GA9480D,GA9450D,GA9465D,GA2189
  • 2021 Eonon V0056 OBD2 OBDII Diagnostic Scanner Bluetooth Scan Tool Adapter ELM327 for All Eonon Car Stereos: GA2185, GA2192, GA2187, GA9480B, GA9465B, GA9453B, GA9463B, GA9451B, GA9476B, GA9498B, GA9450B, GA9467, GA9463A, GA2180A, GA9449,GA9450, GA9451,GA9465,GA2186, GA946,etc
  • Read the generic and manufacturer-specific diagnostic fault codes, and display its definition(over 3000 trouble codes definition in the database)
  • Engine RPM,Calculated load value, Coolant temperature, Fuel system status, MPH speed, Short term fuel trim, Long term fuel trim, Intake manifold pressure,Timing advance,Intake air temperature,Air flow rate,Throttle opening,Oxygen sensor voltages/associated short term fuel trim,Fuel pressure
  • Please install Torque app on the Android head unit before using it (Go directly to the Google Store to download the Torque app)
  • Accessories: OBD-ll Diagnostic Tool *1

Last update on 2021-10-07 / Affiliate links / Product Titles, Images and Descriptions from Amazon Product Advertising API

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Obd2 Scanner Elm327 materials differ from manufacturer to manufacturer. Consider where and how you will be using your Obd2 Scanner Elm327 to determine if one material would be better than another.

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Like most products, Obd2 Scanner Elm327s come in various sizes. Do you need a large Obd2 Scanner Elm327or a small one? Think about where you will use your Obd2 Scanner Elm327 in order to determine the best size. You can also read the customer reviews on Amazon to see what others are saying about the size of the unit they purchased.

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Obd2 Scanner Elm327s also come in a variety of colors. Do you need a particular color? You should also consider whether the color of your Obd2 Scanner Elm327 would have any effect on the efficiency of its operation.

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Customer rating is one of the best criteria for choosing an Obd2 Scanner Elm327. It is hard to know exactly how an Obd2 Scanner Elm327 will perform until you get it home and try it out.

(9) Warranty

Make sure the Obd2 Scanner Elm327 you are considering is backed by a good manufacturer’s warranty. If it isn’t, you might be better off with another ones.