The Best Key Code Reader of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Key Code Reader of 2022. Check our ranking below.

2,533 Reviews Scanned

SaleRank No. #1

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the market and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. It can easily determine the cause of the check engine light coming on, quickly read and clear diagnostic trouble codes, read live data & hard memory data, view freeze frame, I/M monitor readiness and collect vehicle information. Instead of taking car to mechanic shop, you can use it to check the trouble code and show code definition by yourself.
Sturdy and Compact: Equipped with a 2.5 foot cable made of very thick, flexible insulation. It is important to have a sturdy scanner as it can easily fall to the ground when working in a car. The AD310 OBD2 scanner is a well-constructed mechanic tool with a sleek design. It weighs 12 ounces and measures 8.9 x 6.9 x 1.4 inches. Thanks to its compact design and light weight, transporting the device is not a problem. The buttons are clearly labelled and the screen is large and displays results clearly.
Accurate Fast and Easy to Use: The AD310 scanner can help you or your mechanic understand if your car is in good condition, provides exceptionally accurate and fast results, reads and clears engine trouble codes in seconds. If you want to find out the cause of the check engine light, this device will let you know immediately and fix the problem right away without any car knowledge. No need for batteries or a charger, get power directly from the OBDII Data Link Connector in your vehicle.
OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols. This is not the case with the AD310 scanner as it can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device also has extensive vehicle compatibility with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Check compatibility with your vehicle model before purchasing.
Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it is compact in design. You can easily slide it in your backpack as you head to the garage, or put it on the dashboard, this will be a great fit for you. The AD310 is not only portable, but also accurate and fast in performance. Moreover, it covers various car brands and is suitable for people who just need a code reader to check their car.

Rank No. #2

FOXWELL NT301 OBD2 Scanner Live Data Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

[Vehicle CEL Doctor] The NT301 obd2 scanner enables you to read DTCs, access to I/M readiness status, figure out the root reason of check engine light or MIL turned on, monitor sensors test, read live data and retrieve VIN of your vehicle. The fault code only can be cleared after repair finished by NT301, as like all the obd2 code readers' working principle
[Accuracy & Streams] 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 most professional mechanics on Youtube. Codes analysis and Printer compatible. Unique PATENTED design, 2.8" color screen and 1-year seller assurance with EXCLUSIVE tech and service team. Plug & Play, no need to update before use
[S-mog 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 e-missions 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 great choice for Home and Autoshop Mechanics. Not support ABS or SRS system

Rank No. #3

Autel Scanner MaxiCOM MK808S: 2025 Bidirectional Tool as MK808BT Pro MX808S M808Z, Function as MaxiCheck MX900, 28+ Service, Active Test, All System Diagnose, Injector Coding, FCA Autoauth Android 11

🔥🔥🔥【2025 NEWLY RELEASED BI-DIRECTIONAL CONTROL】As the 2025 upgraded version of MaxiChek MX808, our Newest MK808S auto diagnostic scanner for all cars inherits the powerful Bi-directional Control which makes it the most cost-effective Autel scanner (without breaking the bank, same as MP900BT and MS906 PRO). Active test is widely used on car subsystems to help you check if the car actuators are all in good condition. Such as windows, rear mirrors, sunroof, wipers...
【28+ MOST POPULAR RESET SERVICE FOR 150 MAKES】Autel versatile OBDII scanenr MK808S, full level-up of MX808, work as MX900, MK900, MK900BT, supports 150+ car brands worldwide & FCA AutoAuth. Like the OBD2 code reader MaxiCOM MK808BT Pro, MK808S is equipped with 28+ hot services including Oil Reset, SAS Calibration, ABS Bleeding, Injector Coding, Battery Registration, etc. MK808S ranks top in professional automotive tablets and keeps updating to support more newer modes from 2023 to 2025.
【ALL SYSTEM DIAGNOSTICS, FACTORY-LEVEL SCANNER】The MK808S dealer-level scanner, like Snap-on tools, effectively works all cars for all system diagnostics. It reads/clears codes, provides ECU info, displays 5-in-1 Live Data, performs active tests, and special functions for all available modules. With a few clicks, you can easily understand the vehicle's condition. The convenient Wi-Fi printing feature allows you to generate a detailed report, highlighting the exact nature of the problem.
【AUTO SCAN & AUTOVIN, 5X FASTER】How much have you spent on car maintenance? Even a minor issue can take up a significant amount of time. The MK808S is designed to improve your work efficiency. With its AutoVIN technology, you can identify your vehicle's make, model, and year information with just one click. The convenient AutoScan feature automatically scans all of the vehicle's ECUs and detects any fault codes. Check AutoVIN compatibility, please contact us at 📞 MotorzoneUS @ outlook . com 📞
【WHY MK808S STANDS OUT】✅Autel's escaner automotriz professional, MK808S, provides the same funcntions as the MK808BT PRO at a lower cost. MK808S not only helps you save on subscription expenses (124.5 USD vs. 150 USD) but also ensures flawless utilization of all functions even without updates. ✅As Autel's flagship model, MK808S is the upgraded version of the old MX808 MK808BT. It covers global coverage for 150 car brands, making it a versatile and cost-effective choice.

Rank No. #4

LAUNCH Professional OBD2 Scanner Diagnostic Tool CR3008 Plus,One-Key I/M,Lifetime Update Code Reader,Enhanced Check Engine Code Reader OBDII Car Scan Tool for All Vehicles After 1996,Battery Test

Vehicle CEL Doctor:LAUNCH CR3008 Plus OBD2 Scanner is the upgrade Version of CR3001/CR529 ,with all OBD/EOBD Function,read DTCs, access to I/M readiness status, figure out the root reason of check engine light or MIL turned on, monitor sensors test, read live data and retrieve VIN of your vehicle.The fault code only can be cleared after repair finished by CR3008 PLUS.
Professional Checking Car Engine Tool：LAUNCH CR3008 Plus Enhanced OBDII scanner can read and erase the trouble codes that can cause e-mission problems in your vehicle in seconds, determine check engine light 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 dramatically improve your car performance
Comprehensive Car Diagnostics with Real-Time Data : Instantly diagnose engine problems, read error codes, and monitor real-time vehicle data like RPM, speed, and fuel efficiency directly from your car's computer.The Review and Print option allows you to save or print diagnostic reports as needed,helps you avoid blind maintenance
Plug and Play：Easy to use,powered by the car directly,even beginners can quickly master and use the car scanner proficiently.This car diagnostic tool is equipped with 2.8" TFT true color LCD display screen to indicate the test results, with the silicone keypad you can easy to access each menu option, One Click I/M Readiness can check the state e-missions readiness and drive cycle veri-fication, Also, a wealth of car information is retrieved to find out about your car without h-assle
Compatible with 99% Vehicles and 8 Languages Available: OBDII/EOBD car scanner diagnostic for American cars after 1996, European cars after 2000, Asian cars after 2008. Supports 8 Languages: English ,Spanish, French, German, Russian, Japanese, Portuguese,Italian

SaleRank No. #5

Emmy in the Key of Code

Lucido, Aimee (Author)
English (Publication Language)
432 Pages - 05/04/2021 (Publication Date) - Versify (Publisher)

Rank No. #6

LEXI Upgraded 10 Frequency RFID Writer/Reader/Duplicator, 125KHz 13.56MHz ID IC HID UID Decoder, Card Copier, NFC Reader, Key fob Cards Programmer, with USB Interface and Software

【IMPORTANT REMINDER】The applicability of our reader is limited, it cannot match all types of FRID cards. Please read our product description carefully. If your card is not the type listed by us, or if you don’t know the type of your card, please do not buy it, or you can consult me. Thanks!
【MATCH VARIOUS TYPES OF CARDS】Compatible with ID/IC card, EM card, Mi-fare classic, UID card, T5577/EM4305 card, HID 1386/1326/1346, Ntag 213/215/216, etc. Not support CID card.
【CRACK ENCRYPTED CARD】Our reader can crack most of 13.56MHz encryption cards. (Please ensure that this operation must connect the reader to the computer).
【SUPPORT READ AND WRITE 10 FREQUENCIES】Support 125KHz, 250KHz, 375KHz, 500KHz, 625khz, 750kHz, 875KHz, 1000KHZ, 13.56MHz (ISO1443A/B), support HID Proxy cards, etc.
【MARVELOUS DESIGN, JUST FOR YOU】HD 2.8 inch full color screen, clear display and voice broadcast. It can be used by installing battery or connecting the device or charger with the USB cable.

SaleRank No. #7

MOTOPOWER MP69033 Car OBD2 Scanner Code Reader Engine Fault Scanner CAN Diagnostic Scan Tool for All OBD II Protocol Cars Since 1996, Yellow

Multi-Functions - Practical Multi-Functions OBD2 code reader features built-in OBD2 DTC lookup library, which 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.
Wide Capability - Supports 9 protocols compatible with most 1996 US-Based, 2000 EU-Based and Asian cars, and newer OBD II & CAN domestic or import vehicles. Supports 6 languages - English,German, Dutch, Spanish, French, Italian.
2.8" LCD Display - Designed with a clear display 2.8" Large LCD screen - white backlight and contrast adjustment. No need any battery or charger, OBD reader gets the power directly from your vehicle through the OBDII Data Link Connector.
Compact Design - Car diagnostic scanner is equipped with a 2.5 feet long cable and made of a very thick flexible insulator.There are 6 buttons on OBD2 Scanner:scroll up/down,enter/exit and buttons that quick query VIN vehicle number& the DTC fault code.
ABS / Airbag codes NOT Supported - It is able to read and clear check engine information which is part of OBDII system, but it cannot work with non-OBDII systems, including ABS / Airbag / Oil Service Light, etc.

Rank No. #8

Autel MS300 OBD2 Scanner Code Reader, Turn Off Check Engine Light, Read & Erase Fault Codes, Check Emission Monitor Status CAN Diagnostic Scan Tool

【For Car DIYers And Beginners】This plug-and-play Autel scanner MS300 can pay for itself in the first use. It communicates with vehicles through standard 16-PIN OBD2 cable and it’s powered by vehicle directly (no battery needed). It capable of scanning vehicle Diagnostic Trouble Codes (DTCs) in seconds to pinpoint emission-related issues. The little guy should be a member of your toolbox, always in your car and ready to be taken out and used.
【Read Codes & Clear Codes In Seconds】Getting diagnostic codes(DTCs) should be the start of all repairs if you don't want to be ripped off. You can use MS300 to read the codes in seconds and look them up to quickly locate the problem areas, then determine if you can do the repair yourself or go to a mechanic, and clear the codes to get everything back to normal.
【Turn Off Check Engine Light】The check engine light is always annoying you, most of the time because of a little thing, isn't it? Maybe it's just a gas cap that's not tightened but you paid hundreds of dollars for it? With Autel MS300 scan tool, you can read code to quickly find out why the check engine light is on and reset it.
【Help You Pass Annual Smog Check】To pass annual smog check, you are better to make the OBD II Readiness Monitors on your car “Ready”. You don’t want to pay for a failed smoke check. MS300 OBD2 scanner can retrieve I/M Readiness status to check the monitors like misfire, fuel system, catalyst, O2 sensors, EVAP, etc, to help your car ready pass the annual smog check.
【Works On 99% Vehicles & No-Worry Purchase】Autel MaxiScan MS300 car code reader supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. It is compatible with 99% OBDII-Compliant vehicles, passenger cars or light trucks. For OBD2 cars, usually, post 1996 for US market, post 2006 for EU market and post 2009 for Asian market. It comes with a 12-month warranty and free lifetime technical support. If you need any technical support, please feel free to contact us.

Rank No. #9

Handheld RFID Copier Smart ID Card Duplicator Used for ID IC HID Waid+5pcs Mix colorsT5577 Key fobs

There are only two buttons for reading and writing, which are easy to operate and do not require connection to a computer
The operating voltage of the machine is between 2.8V and 3.2V. It is recommended to use two new 1.5V batteries to ensure the normal operation of the machine. Note: The batteries are not included and need to be purchased by you
The operating frequency of the machine is 125KHz. Please understand which frequency machine you need before purchasing. If you are unsure, please contact us before purchasing
Can be reused, proximity cards can use an unlimited number of times，Please note that the product chip defaults to a blank instruction. If writing is required, read the 125 khz device instruction first, and then write it to the corresponding keychain or card
Wide Applicability: The RFID ID Card Copier can be widely used in places that require security monitoring or access control support, such as homes, communities, schools, offices, hotels, elevators, etc

Rank No. #10

Identiv SCR3310v2.0 USB Smart Card Reader

Fully Compliant - Complies With All Major Industry Standards, Including Iso/Iec 7816, Usb Ccid, Pc/Sc, And Microsoft Whql. As Well As, Emv 2011 Ver 4.3 Level 1 And Gsa Fips 201.
Seamless Integration - With Identiv-Specific Smartos You’Ll Get Easy, Complete Support Of All Major Contact Smart Card Ics And Technologies In One Simple Reader.
Universal Compatibility - Works With Virtually All Contact Chip Cards And Pc Operating Systems, Including Windows, Macos, Linux And Android.
Fast And Convenient- Shorten Your Transaction Time With A Reader That’S Optimized For Speed. It’S Ultra-Compact And Robust Design Is Streamlined For Mobile Operation, Making This Reader The Best Choice For Convenience, Security And Reliability.
Ergonomic and cost efficient design

Last update on 2025-05-28 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Key Code Reader?

Do you get stressed out thinking about shopping for a great Key Code Reader? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Key Code Reader, which is why we have assembled a comprehensive list of the greatest Key Code Reader available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Key Code Reader that you consider buying. Your questions might include the following:

Is it worth buying an Key Code Reader?
What benefits are there with buying an Key Code Reader?
What factors deserve consideration when shopping for an effective Key Code Reader?
Why is it crucial to invest in any Key Code Reader, much less the best one?
Which Key Code Reader are good in the current market?
Where can you find information like this about Key Code Reader?

We’re convinced that you likely have far more questions than just these regarding Key Code Reader, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Key Code Reader, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Key Code Reader. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Key Code Reader buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Key Code Reader currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Key Code Reader has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Key Code Reader?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Key Code Reader.
Customer Ratings: Number ratings grade Key Code Reader objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Key Code Reader.
Product Quality: You don’t always get what you pay for with an Key Code Reader, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Key Code Reader is should be an indication of how long it will work out for you.

We always remember that maintaining Key Code Reader information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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The Best Key Code Reader of 2022 – Reviewed and Top Rated

How Do You Buy The Best Key Code Reader?

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