Best OBD2 Scanner in 2021 With Complete Buying Guide

Onboard Diagnostics 2 or OBD2 is a standardized system in trucks and cars. It’s mainly used for self-diagnostics. The OBD2 software regulates and monitors your car’s main functions. It can send commands to different systems to maintain your car’s overall health. It can also self-correct any anomalies in fuel mixture and vehicle ignition. Code readers, Scan tools these are the main feature to work for our car. In short, OBD2 is your vehicle's built-in self-diagnostic system. Almost all newer cars support OBD2 and most run on CAN (ISO 15765). For older cars, be aware that even if a 16 pin OBD2 connector is present, it may still not support OBD2.

In particular, the best OBD2 scanner in 2021 standard specifies the OBD2 connector, incl. A set of five protocols that it can run on. Further, since 2008, CAN bus (ISO 15765) has been the mandatory protocol for OBD2 in all cars sold in the US, which basically eliminates the other 4 protocols over time.

Best Obd2 Scanner Reviews Comparison Table

Image Name Details Action
LAUNCH CRP123 OBD2 Scanner Engine/ABS/SRS/Transmission Car Diagnostic Tool, ABS Code Reader, SRS Scan Tool, Lifetime Free Update Scan Tool Details Check Price
FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool(New Version Details Check Price
FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light Details Check Price
ANCEL FX2000 Vehicle OBD2 Scanner Automotive Car Code Reader Check Engine ABS SRS Transmission Diagnostic Scan Tool Details Check Price
LAUNCH Code Reader CR319 OBD2 Scanner, Automotive Engine Fault Code Reader CAN Scan Tool with Full OBD2 Functions, Supports Mode6 O2 Sensor and EVAP Systems with DTC Lookup Details Check Price
Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader CAN Scan Tool Details Check Price

1. LAUNCH CRP123 OBD2 Scanner Engine/ABS/SRS/Transmission Car Diagnostic Tool, ABS Code Reader, SRS Scan Tool, Lifetime Free Update Scan Tool

General: We have seen in this device the general characteristics of electric devices. Here it is truly the ultimate in power and affordability, added benefits of reading data stream. In this device contained four systems Graph, Record, Replay data and troubleshooter code tips can save diagnosis and repair time.

Vehicle Coverage: We see here it support four systems ENG/TCM/ABS/SRS. These are very much helpful for determines the cause of engine lights.

Capability: This device is compatible with many renewed models of car. Benz, BMW, VW, Opel, Volvo, Fiat, Landrover, Seat, Skoda, Audi, Porsche, Saab, Jaguar. In Asian brand:- Suzuki, Nissan, Toyota, Mazda, Hyundai, Kia, Subaru, Lexus, Accura, Isuzu. USA based cars:- Ford, GM, Chrysler etc.

Special Function: It can easily determine the cause of Engine Light, Performs module present test, Enhanced OBD II Mode 6, it retrieves vehicle information VIN, CIN and CVN.


Features

Brand: LAUNCH

Manufactured By: LAUNCH

Model: Creader CRP123

Weight: 1.32 Pounds

Dimensions: 9.21 x 7.91 x 1.89 inches

Folding: No

Cover: 1pc x USB Sticker, 1pc x OBDII Cable

Special Features: The PDF documents of User Manual and Update Process Instruction are listed in the Technical Specification., 2. Supported Protocols: J1859-41.6, J1850-10.4, ISO9141, KWP2000 (ISO 14230), and CAN (Control Area Network ISO 11898), 6. If you have any questions about this product, please feel free to contact us via Amazon email at any time! We will provide tech support. Plug and Play .use directly without the update.

Pros
  • Fully updated software.
  • individual things to record can be interactively selected from the various data group(s)
  • The outstanding outlook of the device.
  • Windows 10 supported product
  • Super sensor oriented.
Cons
  • High range price but it should be for its feature.
  • A slow update process and is needed for better performances.



2. FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code Reader OBD II Diagnostic Scan Tool(New Version

Brand: This FOXWELL NT201 OBD2 Scanner Check Engine Light Car Code is a brand where a customer can easily identify low price good product.

Quality: Its quality is the best in this budget. The build quality of this product seems like other renewed product in the market.

Board Monitor Test: On-board monitor test diagnosis of misfire is giving good result. It can identify the live o2 monitoring and give an idea for the solutions.

Coverage: The vehicle coverage is wide and can check engine code reader is working on domestic and import vehicles. European vehicles from 2000, American ones from 1996, and Asian from 2008 are also eligible in that purposes.

Power Supplies: For this product power supply of the vehicle easily measures simultaneously. 


Features

Manufacturer: Foxwell

Manufacturer Brand Number: CODE READER

Item Model Number: NT201

Brand: Foxwell

Product Dimension: 4.7 x 3 x 0.8 inches

Item Weight: 12 Ounces

Service Types: FOXWELL NT201 vehicle code scanner will work on OBDII vehicles, such as Mazda, Kia, Honda, Toyota, Nissan, Scion, Subaru, Hyundai, Honda, Acura, Infiniti, Mitsubishi, Isuzu, Daihatsu, Mahindra, Toyota, Hyundai, Lexus, Scion, Kia, Proton, Perodua, Abarth, Alfa, BMW, Porsche, Benz & Audi.

Pros
  • Very much easy to use and operate.
  • The affordable price range of this type of product.
  • A mechanic can understand the fault of this product.
  • Several car brands supported products.
  • The durability of the product is much higher than other products.
Cons
  • Scanning procedure somehow delays than others.
  • Need several time troubleshooter for better work.



3. FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

The Foxwell NT301 obd2 code scanner can read and erase codes which can also retrieve a wealth of information from the Engine Control Unit (ECU). The ECU is what triggers the Check Engine Light when there is a problem with your car. Parts might cause your check engine light on include: Gas Cap, Oxygen Sensor, Air Fuel Ratio Sensor, Mass Air Flow Sensor, Ignition Coils, Spark Plug Wires, Spark Plugs, Thermostat, EGR Valve, Evaporative Emission Canister Purge Valve(EVAP), Catalytic Converter. And the NT301 OBD-II code reader will read codes indicating these fault parts. After the car problems have been solved, Foxwell NT301 car code reader can erase these trouble codes and turn off check engine light. Plenty of Youtube videos are available for use instruction.


Get to know from seeing is believing what needs to be repaired NOW! And Drive out with your family when this difficult time is over! As everybody who has cars knows, people always spend hundreds or even thousands of dollars on their vehicles just because the engine light was on. However, most of them don't know they could make it off themselves with dozens of dollars - using NT301 OBD-II code scanner. This auto code reader could resolve most reasons which caused engine light on, and tell you what’s wrong with your car engine, and if it is necessary to be sent to the workshop. Altogether, the Foxwell NT301 car diagnostic scan tool would save you much time and money.


Features

Manufacturer: FOXWELL

Brand: FOXWELL

Model: FOXWELL

Item Weight: 1.08 pounds

Product Dimensions: 8.66 x 3.15 x 6.69 inches

Item model number: NT301

Discontinued By Manufacturer: No

Manufacturer Part Number: NT301

Folding: No

Cover Included: 1*NT301 obd2 scanner, 1* USB cable, 1* quick reference guide, 1*user manual

Special Features: OBDII monitors supported: Misfire Monitor, Fuel System Monitor, Comprehensive Components Monitor, Catalyst Monitor, Heated Catalyst Monitor, Evaporative System Monitor, Secondary Air System Monitor, Air Conditioning Refrigerant Monitor, Oxygen Sensor Monitor, Oxygen Sensor Heater Monitor, Exhaust Gas Recirculation System Monitor

Pros
  • It's not only a code reader but also technical stuff.
  • It accurately diagnosed the cause of my Check Engine Light.
  • Rechecked system and it was good.
  • Fuel measurement accuracy.
  • USB based wire oriented no issue of data loss.
Cons

  • NT301 device menu does not mention the Lexus brand but with others, brands are accepted.
  • PC connections sometimes give bad impressions but no always.



4. ANCEL FX2000 Vehicle OBD2 Scanner Automotive Car Code Reader Check Engine ABS SRS Transmission Diagnostic Scan Tool

FX2000 scan tool does not only include OBD/EOBD standard protocol diagnosis but also performs full detection on vehicles three mainly ECU's systems (ABS/ SRS/ Transmission), besides, it also can reads/erase fault codes and turns off warning light in above four systems. Note: FX2000 scanner ONLY supports cars from 2005 and newer for ABS/SRS/ Transmission system testings.

Supports full OBDII test modes with advanced mode 4(Live PCM Data Stream in graphics formats), ability to Read/Clear DTCs and do smog tests including I/M readiness and O2 sensor tests, etc., that will keep your mind from worrying about car emission problems.

It also supports read freeze frame data, EVAP system test, retrieves vehicle info, and more. Ability to the graph, record, and replay live data streams for ENGINE, AT, ABS and SRS; Besides, it also comes with the added benefits of reading data streaming in one graph for the various system, you can check the four parameters in the meantime which is intended to help you quickly find the vehicle potential problems.

Includes 46 vehicle makers of OBDII test for a complete diagnosis. Works on most from 1996 US-based, 2002 EU-based, 2005 Asian-based or newer OBD II & CAN domestic or import vehicles. Support English, French, Spanish, German, Russian, Italian, Polish, and Portuguese.

Equipped with an intuitive interface, 4.0-inch TF colour screen, smart Buttons design for easy to handling. We also support lifetime free update online via a TF card on our official website. Warranty: 2-years manufacturer over-long quality guarantee period.


Features

Manufacturer ANCEL

Brand ANCEL

Item Weight 1.58 pounds

Product Dimensions 9.06 x 1.77 x 7.8 inches I

Discontinued By Manufacturer No

Manufacturer Part Number FX2000

Pros
  • The latest software from ANCEL website.
  • It's great to have this kind of unit in the toolbox.
  • Mechanics said it was the catalytic converters.
  • Transmission problem and this tool helped.
  • Support OBD-II/EOBD full 10 diagnostic functions
  • Include more than 46 brands of car maker
  • Four basic systems(ENG-TCM-ABS-SRS) diagnostic.
Cons
  • It doesn't read chevy codes except this other code can easily readable.
  • Much hard to use it but easy to handle.



5. LAUNCH Code Reader CR319 OBD2 Scanner, Automotive Engine Fault Code Reader CAN Scan Tool with Full OBD2 Functions, Supports Mode6 O2 Sensor and EVAP Systems with DTC Lookup

Featuring full OBD2 functions, easy operation, compact design etc. with a budget-friendly price, it’s the best possible solution for any entry-level DIYers to perform basic car maintenance.

The scan tool gets the complete 10 modes of OBDII test to retrieve car fault codes, view freeze frame data, easily determine the cause of check engine light, turn off MIL and check vehicle emission-related monitors such as O2 Sensors, EVAP system etc.

Most American, European and Asian OBDII-compliant models manufactured from 1996 and newer are covered by this OBD2 reader. It supports all OBDII protocols: KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN (Controller Area Network).


Features

Manufacturer: LAUNCH

Brand: Launch

Model: Creader

Item Weight: 7.4 ounces

Product Dimensions: 1.5 x 6 x 10.8 inches

Item model number: 319

Manufacturer Part Number: Launch CR-319

Cover Included: No

Pros
  • Countless trips to the part store for free reading.
  • Excellent scanner. Easy to use and does not require a laptop.
  • The Creader 319 OBD2 Scanner by Launch should be in every shade tree mechanics toolbox.
  • Great for erasing codes and checking what needs to be done.
  • The interface was understandable and easy to navigate.
Cons
  • Sometimes give the wrong report not always.
  • To learn anything from it you have to pay them a certain amount of money per test.



6. Autel AutoLink AL319 OBD2 Scanner Automotive Engine Fault Code Reader CAN Scan Tool

Original Autel AutoLink AL319 OBDII scanner automotive engine fault code reader CAN Scan Tool Update Online AutoLink AL319 is built to help you determine why the Malfunction Indicator Light or the ABS / SRS warning light is on. Featuring ABS/SRS system diagnosis, TFT colour display, built-in speaker, troubleshooter code tips, the tool is truly ultimate in power and affordability. Top 4 Reasons to Get Autel Autolinc AL319:

Supported Language: German French Spanish Portuguese Polish Italian Dutch Russian The default language is English after you receive the item from us, please register on Autel official website, and pass me the serial number, we will change the language you want. Vehicle Coverage list: for GM, for Ford, for Chrysler, for Volvo, for VW, for BMW, for Mercedes, for Toyota, for Honda, for Nissan, for Hyundai, for Kia, for Subaru, for Mitsubishi, for Peugeot, for Citroen, for Fiat, for Renault, for Landrover, for Jaguar.

Update Online Works on ALL 1996 and newer vehicles (OBDII & CAN) Autel Auto-Link AL319 Features: Diagnoses ABS/ SRS system codes on most 1996 and newer major vehicle models Retrieves generic (P0, P2, P3 and U0), manufacturer specific (P1, P3 and U1) codes and pending codes Turns off Malfunction Indicator Light (MIL) and ABS/SRS warning lights, clears codes and resets monitors Views freeze frame data Reads, stores and playbacks live PCM data-stream plus live sensor data Graphs data Retrieves vehicle information (VIN, CIN and CVN) Troubleshooter code tips guide technicians to the root cause of trouble codes faster Multilingual menu and DTC definitions – English, Spanish and French TF memory card for data backup and software update Internet updatable and upgradable Prints data via PC.


Features

Diagnoses ABS/ SRS system codes on most 1996 and newer major vehicle models

Retrieve generic (P0, P2, P3 and U0), manufacturer specific (P1, P3 and U1) codes and pending codes.

Turns off Malfunction Indicator Light (MIL) and ABS/SRS warning lights, clears codes and resets monitors Views freeze frame data

Reads, stores and playbacks live PCM datastream and live sensor data.

Graphs data

Retrieves vehicle information (VIN, CIN and CVN)

Multilingual menu and DTC definitions – English, Spanish and French

TF memory card for data backup and software update

Internet updatable

Prints data via PC

Pros
  • It's not only a code reader but also technical stuff.
  • It accurately diagnosed the cause of my Check Engine Light.
  • Rechecked system and it was good.
  • Fuel measurement accuracy.
  • USB based wire oriented no issue of data loss.
Cons
  • Website confusing and hard to fathom after learning one can understand.
  • After several attempts, updating software via the internet, etc., confirmed via Autel support on the telephone that these models aren't supported but usable.




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Jhony Thomas

Jhony Thomas is a freelance writer and editor who specializes in technology reporting and reviewing. He works out of the suburban New York City area. He has drivers Education and safe driving enthusiast. In the sense of car knowledge, he has the most powerful knowledge about car accessories, engine, information, news, tools and technologies. He can appreciate people to know about the car knowledge.