NT301 Plus with 20pin Cable
Introducing the FOXWELL Upgrade NT301 Plus, an all-in-one vehicle diagnostics wonder that simplifies identifying and solving car problems.
Equipped with both a 20-pin Extension Cable and a 16-pin Cable, this advanced version of the NT301 covers all the typical OBD functions, including battery health, starting, and charging system tests.
Designed with the home car owner, beginner, DIY enthusiast, and technician in mind, it provides a cost-effective solution to common vehicle issues, helping you save time and money on repairs.
With its ability to perform quick battery status checks and offer detailed diagnostic data, the NT301 Plus ensures you’re never caught off-guard by a dead battery or mysterious dashboard light.
The FOXWELL Upgrade NT301 Plus isn’t just a car code reader; it’s the most versatile vehicle doctor you could ask for.
This enhanced tool offers a full range of OBD functions, including advanced diagnostic modes, live data streams, and even quick tests for your car’s battery, starting, and charging system.
Imagine the convenience of pinpointing issues in just a few seconds without needing a trip to the mechanic.
Its user-friendly design means you can effortlessly keep tabs on your vehicle’s health, from battery status to engine lights, making it a must-have for any car owner’s toolbox.
Looking for a Reliable Vehicle Diagnostic Tool?
You’ve come to the right place! Let’s talk about the FOXWELL Upgrade NT301 Plus with 20pin Extension Cable and 16pin Cable, one of the most versatile vehicle diagnostic tools you can have.
Whether you’re a DIY car enthusiast, a beginner, or even a seasoned technician, this gadget is loaded with features that can help you keep your car in top shape while saving you a boatload of money on maintenance costs.
The Ultimate Vehicle Doctor
Imagine a tool that not only does what a standard OBDII scanner can do but also handles battery health, starting, and charging system tests. That’s what the NT301 Plus offers. It isn’t just a tool; it’s an all-in-one vehicle doctor right in your home.
Enhanced OBD Functions
Compared to its predecessor, the NT301, the NT301 Plus doesn’t just stop at reading and clearing codes. It dives deeper with more advanced OBDII modes and user-friendly operations.
Supports Various Battery Types
This tool works on a range of batteries, from regular flooded to AGM flat plate, AGM spiral, and GEL batteries. It covers batteries with a Cold Cranking Amp (CCA) range of 100 to 2000. This inclusiveness makes it a must-have in your automotive tool arsenal.
Live Data and Diagnostic Streams
The NT301 Plus provides real-time data in both text and graph formats.
This helps you zero in on suspicious parameters, giving you a more detailed view of what’s going on under the hood. You can even play back and print the data, making it convenient for future reference.
Advanced OBDII Modes & User-Friendly Operation
The NT301 Plus goes above and beyond typical OBDII functionalities. Let’s break down some of the key features.
Reading and Clearing Codes
This essential function allows you to read and clear Diagnostic Trouble Codes (DTCs). No more guessing games about what’s causing that Check Engine Light (CEL) to appear.
One-Click I/M Readiness Key
This unique feature provides a quick emissions readiness test. It’s a time-saver and gives you peace of mind when preparing for a state smog check.
E-VAP Leak and On-Board Monitor Tests
These specialized tests are incredibly useful for diagnosing issues related to the fuel system and other onboard components.
VIN Retrieval
With the NT301 Plus, you can retrieve your vehicle’s VIN number instantly. This is helpful for various diagnostic and maintenance tasks.

Battery Health at Your Fingertips
One of the standout features of the NT301 Plus is its battery health diagnostics. Here’s how it can help you avoid the inconvenience of a roadside breakdown.
Quick and Accurate Diagnosis
In just three seconds, the NT301 Plus can provide you with critical information about your battery’s health. Save yourself from those unexpected, frustrating moments when your car refuses to start.
Multiple Battery Conditions Displayed
This tool displays several important parameters about your battery, including State of Health (SOH), State of Charge (SOC), Voltage, Current, Rating, and more. This gives you a comprehensive overview of your battery’s condition.
Cranking and Charging Tests
These tests help you determine whether your starter motor and charging system are functioning properly. Poor charging can damage your battery and other electrical components, so these tests can save you from future headaches.
Why You Need This Tool at Home
A Specialty Gift Idea
Thinking about a unique gift for a loved one who’s a car enthusiast? The NT301 Plus makes an excellent gift.
Necessity in Your Auto Shop Toolbox
Whether you’re a professional or a DIYer, having this tool in your auto shop toolbox is a no-brainer.

Product Breakdown
Here’s a summary of the key features:
| Feature | Description |
|---|---|
| All-in-One Solution | Covers all NT301 OBD functions with added battery health, starting, and charging system tests. |
| Battery Health Check | Provides information on SOH, SOC, Voltage, Current, Rating, and analysis results in just 3 seconds. |
| Advanced OBDII Modes | Supports enhanced OBDII functionalities including E-VAP leak, onboard monitor test, and more. |
| User-Friendly Operation | Features like a one-click I/M readiness key for quick emissions tests and VIN retrieval make it incredibly easy to use. |
| Wide Compatibility | Works with regular flooded, AGM flat plate, AGM spiral, and GEL batteries ranging from 100 to 2000 CCA. |
| Live Data Streaming | Displays live vehicle sensor data in text and graph formats, helping focus on suspicious or symptom-specific data. |
| Convenient Data Playback & Print | Allows you to playback and print data via a computer for easy reference during later repairs. |
| Specialty Gift Idea | Perfect gift for car enthusiasts, homeowners, and professional mechanics alike, making it a staple in any auto shop toolbox. |
Unified Solution for All Your Needs
From reading OBDII codes to running detailed battery health diagnostics, the NT301 Plus serves as an all-in-one tool. It simplifies car maintenance, saves time, and most importantly, can save you a ton on mechanic fees.
User-Friendly Interface
The NT301 Plus shines with its intuitive interface. The one-click I/M readiness key, for instance, makes it incredibly simple to perform emissions tests. Even if you’re new to car maintenance, the user-friendly design ensures you won’t feel overwhelmed.
Common Uses and Applications NT301 Plus with 20pin Cable
Home Car Owners
If you’re someone who likes to tinker with your car at home, this tool is invaluable. From monitoring battery health to diagnosing the Check Engine Light (CEL), it brings a professional touch to DIY projects.
Beginners and DIY Users
Even if you’re just getting started with car maintenance, the NT301 Plus makes it easy to understand and diagnose your vehicle’s issues. The intuitive interface and comprehensive features guide you through each step.
Technicians and Professionals
For those who work in auto shops or are professional mechanics, the NT301 Plus adds another layer of convenience. With its extensive functionalities, it acts as an all-rounded assistant, making diagnostics quicker and easier.
Specific Use Cases
- Diagnosing Check Engine Light (CEL): Identify the root cause and clear the annoying light.
- Battery Health Monitoring: Keep an eye on your battery’s health to avoid unexpected breakdowns.
- Emissions Readiness Tests: Ensure your car is ready for state inspections.
- Cranking and Charging System Tests: Verify if your starter motor and charging system are working efficiently.

Final Thoughts NT301 Plus with 20pin Cable
From its comprehensive diagnostic capabilities to its user-friendly interface, the FOXWELL Upgrade NT301 Plus with 20pin Extension Cable and 16pin Cable is truly the Swiss Army knife of vehicle diagnostic tools.
Whether you’re at home doing DIY repairs or working in a professional auto shop, this versatile tool saves you time, money, and headaches by providing accurate and timely information about your vehicle’s health. Don’t miss out on investing in this invaluable gadget; it’s not just a purchase, but an investment in your car’s longevity and performance.
So, are you ready to take car maintenance into your own hands? The NT301 Plus is waiting for you.













