10 Best code reader for cars in Canada

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Last Updated - 2026/09/09

Best Choice

01
FOXWELL

FOXWELL NT301 Plus OBD2 Scanner & Battery Tester,2in1 Engine Code Reader & 12V Battery Analyzer with Cranking/Charging System Test,Automotive Diagnostic Tool for Car/Motorcycle, EVAP Test & Live Data

8.4 Simple to use

8.2 worth the money
Main highlights

[Broad Compatibility with No Subscription, No APP]This engine code reader works with 1996+ U.S. vehicles, 2001+ European models, and 2005+ Asian cars via the standard 16-pin OBDII port, like Cars, Pickups, Motorcycles, ATVs & More OBD2 diagnostics. While it covers most makes/models, please note that it NOT fit for PRE-1996 vehicles or Fiat/ALFA/Lancia, or some models of the French PEUGEOT, Citroen, South Korea Ssangyong, Russia Lada, VAZ, UAZ, GAZ. Special protocols may need an extra connector cable, please confirm before purchase
[Check Battery Health Before It Interrupts Your Day ] Reduce no-start situations on the road and don’t wait until your car won’t start. This car battery tester provides a professional-grade battery health, starting power or charging system check. Test your battery before daily commuting, road trips, after a jump-start, new battery keeps dying or vehicle sitting for weeks. Know whether to recharge, replace, or keep using your battery to avoid unnecessary battery replacement. Fully works with 12V lead-acid batteries: Flooded, AGM (flat/spiral), EFB, and GEL. Tips: Connect the battery cable firmly to the OBDII diagnostic cable to start battery check
[Live Data + Record & Playback for Deeper Insight] This car diagnostics scanner monitors real-time engine parameters to catch intermittent issues: RPM, sensor outputs, fuel trim, and more. The obd scanner supports data recording, playback, and PC printing of diagnostic reports—ideal for professional repairs faster and easier
‍[Check Engine Light on? Fix it Yourself ]Plug it in and it quickly displays the cause of your check engine light. This user-friendly code reader for cars and trucks comes with a built-in DTC Lookup library that explains each code in plain English. It tells you what's wrong and whether you can fix it yourself or not. Access live data like RPM, coolant temp, and fuel trim to pinpoint the problem. Saved money from taking it to the shop and spending over hundreds to figure out the reason. Pro Tip: You should fix the car issue before clearing the codes
【 Full Warranty | Your Most Trusted Partner - FOXWELL】With 17 years of experience in automotive diagnostics and over 9 years of professional sales on leading platforms, FOXWELL is a name trusted by both mechanics and car owners. We stand behind our product with dedicated support. If you encounter any issues with coverage, features, or packaging, we’ll make it right.we provide a one-year warranty, you can purchase this product with confidence.
[Pass Your S-M-O-G Check & Find EVAP Leaks ]One press starts the I/M readiness test with this car scanner diagnostic tool to check state emissions readiness, drive cycle verification and see if your car is inspection-ready. The built-in LEDs and optional beeping, instantly give you pass/fail status. Plus, this car scanner also allow you to run an EVAP system test to detect if fuel system leaks — whether it's just a loose gas cap or a cracked hose
[Why Buy Two Tools When the NT301 Plus Can Do Both? ] Upgraded from the NT301, the NT301 Plus combines an OBD2 code reader and 12V battery tester in one tool. Quick pre-drive checks engine codes, battery health, and starting or charging system issues before unexpected issues affect your drive. With a 36% larger 2.8” color display (vs. 2.4”), it delivers clearer results every time. Ideal for DIYers, car owners, home mechanics, used car inspection and anyone who wants to diagnose car issues with confidence before making a costly shop visit. A 2-in-1 diagnostic tool that’s pays for itself after just one use
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9.8

Exceptional

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Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
02
BlueDriver

BlueDriver OBD2 Scanner Bluetooth, No Subscription, ABS SRS TPMS

9.7 Simple to use

9.7 Bluetooth connection

9.5 worth the money
Main highlights

[Works with Gas Vehicles 1996+ Sold in North America (U.S., Canada & Mexico)] – BlueDriver is compatible with all gas-powered vehicles made in 1996 or newer. See our website or chart below for more details.
[Wireless & Bluetooth Enabled] - Say goodbye to wires. BlueDriver connects with Bluetooth via your phone/tablet to a sensor that plugs into your car's OBDII port. Get all of the capabilities of an expensive code reader & scan tool without any annoying wires.
[Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
[Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission.
[Professional OBD2 Scanner] Turn your phone into a professional OBD2 scanner used to read and clear check engine, ABS, SRS & airbag codes. Diagnose issues before visiting a mechanic.
[No Wires, No Hardware Hassle] This Bluetooth OBD2 scanner plugs directly into your vehicle’s OBDII port and connects wirelessly to your phone or tablet. Get professional-grade diagnostics without bulky cables or expensive handheld scan tools.
[No Subscription Fees — Ever] One-time purchase includes full access to all features. No subscriptions, no add-ons, no accounts required, and no selling of personal data. Free app updates included.
[Broad Make & Model Coverage] Strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW.
[24/7 Support You Can Trust] BlueDriver Pro sets the standard in car and truck diagnostics with 60,000+ reviews and features in Forbes, Motor1, and Car and Driver. Get 24/7 North American support via phone or in-app chat from real technicians.
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9.7

Exceptional

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03
ANCEL

ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Tool (Black)

20% Off

9.5 worth the money

9.5 Simple to use

9.3 Precision
Main highlights

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 device 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.
OBDII Protocols and Car Compatibility: Many cheap devices 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.
CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the car accessories 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.
Accurate Fast & 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.
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9.5

Excellent

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Value for Money

04
MOTOPOWER

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

25% Off

9.5 Simple to use

9.3 worth the money

8.9 Precision
Main highlights

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.
Screen Protecting Film - There’s a transparent screen protecting film on the screen surface. If any scratches on the film, just tear off the screen protecting film. If any more problem on the screen, just contact our customer service for replacement directly.
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.
Connection Guide - Plug the scanner into the OBDII port on your car, turn on the ignition and then press the OK button to make the connection. To view the live data, please start the engine. If connection failure, please contact motopower directly for assistance.
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.
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.
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9.4

Excellent

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05
UMEIJA

OBD2 Scanner Reader Bluetooth Wireless Auto Diagnostic Scan Tool for iOS & Android for Performance Test Bluetooth 5.4 Car Check Engine Car Code Reader, Clear Error Code Live Data Reset Exclusive APP
Main highlights

【What’s Included】The V011 Bluetooth Code Reader comes with a detailed manual and access to 24-hour troubleshooting email support. Our dedicated customer service team is always ready to assist you with any issues, ensuring you have a pleasant experience with our product. We are committed to manufacturing our products to the highest quality standards, ensuring they provide both functionality and durability.
【Intuitive Data Visualization】Understanding car diagnostics has never been easier. The V011 OBD2 Scanner displays detected data in clear, easy-to-read charts. Whether it's engine coolant temperature, engine speed, vehicle speed, or control module voltage, the visual representation helps you quickly grasp your car’s status. Even beginners can compare these readings against normal values to determine if their car needs any repairs.
【Exclusive Free App】The V011 OBD2 Scanner comes with a dedicated app that enhances its functionality. You can easily download the app by scanning the QR code on the back of the product. This app is tailored for both Android and Apple systems, ensuring compatibility with your smartphone. Ensure that the OBD2 scanner is correctly inserted into your vehicle's OBD interface, and follow the app's instructions for a straightforward setup process. The app is designed to solve compatibility issues across different systems and models, providing a smooth user experience.Note: Be sure to turn on Bluetooth when opening the APP link
【Convenience and Savings for All Users】Designed with user-friendliness in mind, the V011 OBD2 Scanner is perfect for both novices and seasoned car enthusiasts. The intuitive app helps you interpret the check engine light, understand the severity of any detected problems, and suggests possible fixes. This can help you avoid unnecessary trips to the repair shop and prevent you from being overcharged for repairs. The product also includes helpful how-to guides and video tutorials, empowering you to clear the check engine light yourself and save significantly on repair bills.
【Comprehensive Performance Testing】V011 OBD2 Scanner provides a complete diagnostic solution, giving you a thorough understanding of your vehicle's condition. It supports a variety of performance tests, support 9 protocols,automotive fault clearing，including fast reading of DTCs, access to electronic emission readiness, turning off CEL or MIL, resetting monitors, reading live data and retrieving the vehicle's VIN, freeze frame, sensor data, data streaming, diagnostic reports, onboard monitoring, live data streaming, and more. With these features, you can monitor your car's performance in real time and discover potential problems before they become major issues.
【Broad Compatibility】The newly upgraded V011 OBD2 Scanner supports over 96% of car makes and models, making it one of the most versatile diagnostic tools on the market. It is compatible with a wide range of brands including Toyota, Honda, Chevrolet, Ford, Mercedes-Benz, Jeep, BMW, Porsche, Subaru, Nissan, Cadillac, Volkswagen, and Lexus, covering vehicles from 1996 to the present. This ensures that almost any vehicle owner can benefit from its extensive features. The device also supports multiple languages, including English, German, Spanish, Finnish, French, Italian, Dutch, Portuguese, and Chinese, ensuring accessibility for a global audience.
【Advanced Bluetooth 5.4 Connectivity】Say goodbye to the hassle of traditional wired connections. The V011 OBD2 Scanner features an upgraded Bluetooth 5.4 system, providing faster and more reliable connections. Simply turn on your vehicle's Bluetooth, access the application page, and wait for the connection to establish automatically. This seamless connectivity ensures you can start diagnosing your vehicle without any delays.
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9.3

Excellent

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06
ANCEL

ANCEL AD410 Enhanced OBD2 Scanner, Vehicle Code Reader for Check Engine

20% Off

9.3 Tech Support

9.1 worth the money

9.1 Simple to use
Main highlights

[Unmatched ANCEL Support] - With over a decade of experience in obd scan tools, every product is engineered for precision and continuously refined based on user insights. With 24/7 professional support ANCEL is there for you anytime, anywhere. Get in touch with our technicians whenever you need them
[Trusted by Thousands] - The ANCEL AD410 is one of the most popular OBD II scanners and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. Plus, you’ll find it on TikTok and top-tier automotive blogs (Car and Driver, Auto Zone, and Tom’s Guide etc.). That’s why it’s the first-choice obd scanner for DIYers, professional mechanics, drivers, and you. Get yours now
[Scan with Ease] - Locate the OBD port, plug in the connector, turn the ignition on (some vehicles may require the engine running), and start diagnosing. All information is displayed on a vivid 2.4” TFT color screen with day/night mode and 10 languages (including French). Every keypress gives clear, audible feedback (can be turned on/off). No setup, no apps, no hassle—just pure simplicity
[Free Updates for Life, No Subscription Fees] - New models arrive, protocols change—and a scanner that falls behind isn't much help. AD410 keeps pace with free firmware updates. Just connect to your Windows PC (version 7, 8, or 10) via the included USB cable and download the latest version. No subscription fees, no paid upgrades, no hidden costs. One purchase covers your current car, your next one, and beyond—without asking for more money. Not for Mac, Linux, or mobile devices.
[For Most 1996+ Gas Vehicles ] - Compatible with most 1996 and newer U.S. (1998+ Canada)-based OBD2 cars, SUVs, and light trucks, as well as many 2000+ and newer EU/Asian OBD2 vehicles. Supports major OBDII protocols including CAN, ISO9141, KWP2000, J1850 VPW, and J1850 PWM. Get diagnostics for GM, Ford, Chrysler, Toyota, Nissan, Mazda, Subaru, Mitsubishi, Hyundai, Mercedes, BMW, Honda, and VW. For better experience, please check compatibility with your vehicle before purchase
[Enhanced OBD2 Scanner] - More than a basic engine code reader, AD410 supports key OBDII functions including reading/clearing codes, live data, freeze frame, I/M readiness, O2 sensor test, EVAP test, vehicle information, and MIL status. With 42,000+ built-in DTCs, diagnose issues yourself and reduce guesswork. It helps you check your car’s condition, verify repairs after the issue is fixed, and communicate with mechanics more confidently. (Note: Designed for engine & emission systems only.)
[Deep Data Diagnostics] - The AD410 is a professional diagnostic tool that gives you access to 100+ live data streams, including parameters (such as RPM, temp, O₂ voltage, speed) and system status (open/closed loop, fuel system status, etc.). You can select the parameters you need and monitor them in real-time graphs to spot issues instantly. Gain the confidence to diagnose issues yourself and avoid unnecessary shop visits
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9.2

Excellent

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07
BlueDriver

BlueDriver OBD2 Scanner Bluetooth, No Subscription, ABS SRS TPMS
Main highlights

[Works with Gas Vehicles 1996+ Sold in North America (U.S., Canada & Mexico)] – BlueDriver is compatible with all gas-powered vehicles made in 1996 or newer. See our website or chart below for more details.
[Wireless & Bluetooth Enabled] - Say goodbye to wires. BlueDriver connects with Bluetooth via your phone/tablet to a sensor that plugs into your car's OBDII port. Get all of the capabilities of an expensive code reader & scan tool without any annoying wires.
[Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
[Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission.
[No Wires, No Hardware Hassle] This Bluetooth OBD2 scanner plugs directly into your vehicle’s OBDII port and connects wirelessly to your phone or tablet. Get professional-grade diagnostics without bulky cables or expensive handheld scan tools.
[No Subscription Fees — Ever] One-time purchase includes full access to all features. No subscriptions, no add-ons, no accounts required, and no selling of personal data. Free app updates included.
[Diagnose Like a Pro] BlueDriver Pro is a professional OBD2 scanner and diagnostic tool that helps you scan, understand, and clear vehicle trouble codes with confidence. Turn your phone into a powerful car diagnostic scanner—no guesswork, no unnecessary repairs.
[Broad Make & Model Coverage] Strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW.
[24/7 Support You Can Trust] BlueDriver Pro sets the standard in car and truck diagnostics with 60,000+ reviews and features in Forbes, Motor1, and Car and Driver. Get 24/7 North American support via phone or in-app chat from real technicians.
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9.1

Excellent

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08
Zmoon

ZMOON ZM201 Professional OBD2 Scanner Diagnostic Tool, Enhanced Check Engine Code Reader with Reset OBDII/EOBD Car Diagnostic Scan Tools for All Vehicles After 1996, 2026 Upgraded
Main highlights

[ Wide Vehicle Compatibility ] This OBD2 code readers works for all vehicles after 1996 (US-based) / 2002 (EU-based) / 2008 (Asia-based) that have a standard 16PIN OBD2 port. Supports all OBDII protocols including KWP2000, ISO9141, J1850 VPW, J1850 PWM, and CAN. If your car has a check engine light and an OBD2 port, this car code reader is designed to work. Please confirm vehicle compatibility before purchase. ZM201 OBD2 scanner diagnostic tool powered directly from the OBDII port — no battery or charging required.
[ Plug & Play, Results in Seconds ] Simply plug the obd 2 scanner into your vehicle’s OBD2 port (Typically located below the steering wheel/near the instrument panel.), turn the ignition ON, and get diagnostic results within seconds. No app, no setup, no complicated steps. Lifetime software free-updates ensure long-term usability, with optional PC connection for data review and printing (Support Windows XP/7/8/10, but not Mac).
[ Live Data & Freeze Frame Diagnostics ] Go beyond basic code reading with live data stream (graph view), freeze frame, O2 sensor test, onboard monitoring and EVAP system checks. This odb2 scanner designed specifically for engine diagnostics only — does NOT support ABS, SRS, transmission or other advanced vehicle systems, making it a clear and reliable choice for engine-related issues.
[ Essential Engine Diagnostics, Save Time & Cost ] Quickly read and clear engine fault codes, turn off the check engine light (MIL), view I/M readiness before smog tests, and retrieve VIN information. This obd scanner with over 50,000 built-in DTC database, you can understand what’s wrong before visiting a repair shop, helping you avoid unnecessary repairs and costs.The code reader can reset temporary fault codes, but permanent fault codes require repair before they can be reset.
[ Clear Color Screen & User-Friendly UI ] This car scanner diagnostic tool features a 2.8-inch color display with adjustable brightness and light/dark modes for easy reading in any environment. Intuitive menu layout, shortcut keys for fast access, and visual vehicle status indicators mean no learning curve — suitable for beginners, DIY car owners, and experienced users alike.
[ 7*24H Brand Support & Long-Term Reliability ] Each vehicle code reader is tested before shipment and supported by responsive service, ensuring reliable performance and long-term use you can trust. Designed with sustainability in mind, this product features at least 50% recycled material, is made with safer chemicals.
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8.9

Very Good

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09
ANCEL

ANCEL AD530 Professional OBD2 Scanner Code Reader for Vehicle with Battery Test Engine Check Scan Live Data Car Diagnostic Tool All-in-One OBD 2 Function and Graphing Battery Status (Upgraded AD310)

8.9 Simple to use

8.4 worth the money

8.2 Precision
Main highlights

【Wide Compatibility and Multilingua】AD530 Car Diagnostic scanner compatible with all OBDIl protocols (ISO9141, KWP2000, J1850 PWM, J1850 VPW, and CAN, etc.), suitable for most 1996 and newer vehicles in the US, 2002 and newer vehicles in Europe, 2008 and newer vehicles in Asia.It supports 90% of passenger cars except new energy. Support English, Spanish, French, and other 16 languages. More suitable for Home and Autoshop Mechanics
【Advanced Shortcut Functions and Design】The "i" key will quickly tell you what the code means without looking it up online or a complicated process. After pressing the "i" key, you will get accurate repair instructions instead of a bunch of jargon you don't understand.The I/M shortcut key can also test the readiness of the emission system of all OBDII vehicles. What's more, the obd2 code reader is super small easy to store, and professionally tested against dust, drop, and fingerprints
【Unmatched Performance】Double the Function for One Price. AD530 vehicle code reader as the upgraded version of AD310, not only can check the engine system, display the real-time data flow, and provide maintenance advice, but also add the special battery test function, which can help you to understand the engine and battery problems. You can solve problems quickly without spending hundreds of dollars and few days in a garage just to find out what is happening. SAVE your MONEY and TIME
【Professional & Easy To Use】ANCEL AD530 check engine code reader is easy to use, plug and play, no batteries required. lt empowers the home mechanics with its professional-level functionality butentry-level difficulty.As a car diagnostic code reader in the palm of your hand, anytime you have an issue or have a friend or family member who has an issue, you can use the obd2 scanner to verify codes and get info on the most common causes of the issue and how to address them on the screen
🆓【Well Built & Durable with Lifetime Updates】Equipped with a 2.8-inch color TFT screen and upgraded to a more advanced STM 32-bit CPU, it is Faster, more Stable and has a Clearer and more Readable display compared to similar products. What's more, we provide a 5-year extend warranty and Lifetime FREE Software Updates to fix the latest bugs or add new feedback functions. Download the software from the official ANCEL website and follow the on-screen instructions for installation
【Full OBD2 Universal Car Reader】This car scanner is diagnostic for all most cars with unrivaled technical support from professional-grade engineers. It provides easy access to the car engine to Read Code, Clear Code, Live Data Stream, Freeze Frame, I/M Readiness, On-Board Monitor Test, DTC Lookup, O2 Sensor Test, Evap System, VIN. In addition, this car diagnostic scanner is equipped with the latest industrial chip with a 3-second fast response and scans 2X faster than other vehicle readers
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8.8

Very Good

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10
FOXWELL

FOXWELL NT301 OBD2 Scanner, Enhanced Check Engine Light Code Reader

9.5 Simple to use

9.3 Tech Support

9.3 worth the money
Main highlights

【LIFETIME UPDATES & 1-YEAR SELLER ASSURANCE】Enjoying plug and play and peace of mind with our 1-year seller assurance. No need to update before use. If you receive a damaged, used, or incomplete unit, we’ll replace it or issue a full refund. If you’re not satisfied and choose to return it, please mark it as “unsellable” so it won’t be resold to another customer—we appreciate your honesty.
【TRUSTED BY YOUTUBE MECHANICS & 1M+ DIYERS】FOXWELL NT301 scan tool is compact, rugged, and ready out of the box. No charging, no setup — just plug into the 16-pin DLC and start diagnosing. With a bright 2.8" color screen that works in direct sunlight, it's the go-to code reader for home mechanics who want professional results without the professional price.
【STOP GUESSING WHY YOUR CHECK ENGINE LIGHT IS ON 】The NT301 code reader reads and clears fault codes (DTCs) in seconds, so you know exactly what's wrong. It also displays live data, checks I/M readiness, and retrieves your vehicle's VIN. No more panic when that yellow light appears — just plug in, read, and decide if it's a fix or a shop visit.
【SEE WHAT YOUR ENGINE IS DOING — IN REAL TIME 】+【WORKS WITH 99% OF 1996+ OBD2 VEHICLES】Watch live sensor data in easy-to-read graphs: oxygen sensors, fuel trim, coolant temp, RPM, and more. Spot problems before they trigger a code. Works on 1996+ U.S. gasoline cars, light trucks, SUVs, plus many 2000+ European/Asian models, and 12V OBD2 diesel vehicles. Note: Basic scan tool — does NOT support ABS, SRS, EPB, or special resets.
【SAVE MONEY ON GAS WITH O2 SENSOR & EVAP TESTS 】The NT301 diagnostic tool goes beyond basic code reading. Run O2 sensor tests to optimize your air-fuel ratio — better fuel economy, fewer emissions. Check your EVAP system for leaks before you fail a smog test. These modes help you catch problems early, saving you gas money and costly repairs.
【S-MOG CHECK HELPER — KNOW YOUR READINESS STATUS AT A GLANCE】With dedicated I/M readiness hotkeys and a simple Red-Yellow-Green LED indicator, you’ll instantly know if your vehicle is ready for em-issions testing. Built-in speaker provides audio feedback. No guesswork—just confidence before you head to the test center.
【NO MORE "CLEAR AND PRAY" 】NT301 obd2 scanner reads fault codes with one button press — ignition on, select menu, done. Fix your car first, then clear the code. That's how proper diagnostics work. ( if the code comes back, you know the repair wasn't complete.)
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8.6

Very Good

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