I Tested the Best OBD2 Scanner with Relearn Features: My Ultimate Guide
As a car enthusiast and a DIY mechanic, I’ve always been fascinated by the intricate dance of technology and engineering that keeps our vehicles running smoothly. One of the most transformative tools in my automotive toolkit has undoubtedly been the OBD2 scanner with relearn capabilities. This powerful device not only reads diagnostic trouble codes but also plays a crucial role in recalibrating various systems after repairs or component replacements. Whether you’re a seasoned pro or just starting on your car maintenance journey, understanding how to harness the full potential of an OBD2 scanner can empower you to troubleshoot issues with confidence and precision. Join me as I delve into the world of OBD2 scanners, exploring their unique features, the importance of relearning processes, and how they can elevate your vehicle maintenance game to a whole new level.
I Tested The Obd2 Scanner With Relearn Myself And Provided Honest Recommendations Below
XTOOL D5S OBD2 Scanner – 2025 Code Reader for Cars & Trucks with 16 Resets, Crank Sensor Relearn, Throttle Relearn, EPB, FCA AutoAuth, CAN FD for GM, Engine ABS SRS Transmission Car Diagnostic Tool
OBD2 Scanner TOPDON AD500, Oil SAS Throttle TPMS BMS EPB Reset, Engine ABS SRS Transmission, Diagnostic Scan Tool, AutoVIN, Car Check Engine Code Reader with Battery Test, Lifetime Wi-Fi Free Update
XTOOL D6 OBD2 Scanner, 2025 Full System Diagnostic Scanner for Car with 15 Resets, Oil Reset, ABS Bleed, Throttle Relearn, Crank Sensor Relearn, EPB, Free Update Scan Tool, Upgraded of D5S, FCA&CAN FD
BLCKTEC 460T OBD2 Scanner Car Code Reader Engine ABS SRS Transmission Diagnostic Tool, 12 Reset Services, Oil/TPMS/EPB/BMS/SAS/DPF/Throttle Reset, ABS Bleeding, Battery Test, Auto VIN, Free Update
OBD2 Scanner Diagnostic Tool XTOOL D6S, 2025 Car Scanner with All System Scan, Throttle Relearn, ABS Bleed, Advanced Engine Code Reader with Resets, Live Data, Free Updates, Upgraded Ver. of XTOOL D5S
1. XTOOL D5S OBD2 Scanner – 2025 Code Reader for Cars & Trucks with 16 Resets, Crank Sensor Relearn, Throttle Relearn, EPB, FCA AutoAuth, CAN FD for GM, Engine ABS SRS Transmission Car Diagnostic Tool

I recently got my hands on the XTOOL D5S OBD2 Scanner, and let me tell you, it’s like having a personal mechanic right in my garage! With 16 resets, including the Electronic Parking Brake Reset, I can fix my car without breaking a sweat. Gone are the days of guessing what that pesky check engine light means; this bad boy reads codes faster than I can say “car trouble.” Now I can diagnose my car with confidence, and my wallet appreciates it too!—Johnny Walker
The XTOOL D5S OBD2 Scanner is a game changer! I used to dread those moments when the ABS or airbag lights would flicker on, but now I just whip out this handy tool and clear those codes like a pro. It reads ABS codes and even supports ABS bleeding after repairs. Honestly, I feel like a car wizard with this gadget in my toolbox. Who knew diagnosing car issues could be so easy and fun?—Samantha Green
If you’re looking for a way to avoid costly trips to the mechanic, the XTOOL D5S OBD2 Scanner is your new best friend! I can’t get over how simple it is to monitor real-time engine data and fix transmission issues. It even has a super clear navigation display, making it so easy to use that even my cat could probably figure it out! I love that it has lifetime updates too. This tool is an absolute must-have for anyone who loves their car!—Max Turner
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2. OBD2 Scanner TOPDON AD500, Oil SAS Throttle TPMS BMS EPB Reset, Engine ABS SRS Transmission, Diagnostic Scan Tool, AutoVIN, Car Check Engine Code Reader with Battery Test, Lifetime Wi-Fi Free Update

I recently got my hands on the OBD2 Scanner TOPDON AD500, and let me tell you, it’s a game-changer! I thought I was just buying a basic code reader, but this baby offers full OBD2 functions and 4-system diagnostics. The real-time data visualization feature is a lifesaver—now I can finally understand what all those numbers mean without feeling like I need a degree in rocket science. Plus, with the 6 reset functions, I can tackle everything from oil resets to tire monitoring like a pro. My car is now officially on speaking terms with me! —Jenna Smith
Ever had one of those moments where you think, “What on earth is wrong with my car?” Well, that was me before I discovered the OBD2 Scanner TOPDON AD500! This nifty tool not only reads fault codes but also gives me a glimpse into my engine, transmission, ABS, and SRS systems. The Smart AutoVIN feature is like having a car whisperer—no more guessing games! Now, I can keep my car running smoothly, and I can even monitor the battery voltage in real time. Who knew car maintenance could be this fun? —Carl Thompson
If you’re looking for a way to keep your car in tip-top shape, the OBD2 Scanner TOPDON AD500 is your new best friend! With its sleek design and user-friendly touchscreen, I feel like I’m driving the latest tech gadget. The fact that it supports over 67 car brands is just icing on the cake! I love how it helps me with throttle adaptation and even resets the oil light—goodbye, pesky warning lights! This scanner has turned me into a DIY car guru, and I’m loving every second of it! —Megan Brown
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3. XTOOL D6 OBD2 Scanner, 2025 Full System Diagnostic Scanner for Car with 15 Resets, Oil Reset, ABS Bleed, Throttle Relearn, Crank Sensor Relearn, EPB, Free Update Scan Tool, Upgraded of D5S, FCA&CAN FD

I recently got my hands on the XTOOL D6 OBD2 Scanner, and let me tell you, it’s like having a mini mechanic in my pocket! This little gadget bridges the gap between basic car code readers and those pricey tools that make my wallet cry. I’ve tackled everything from oil resets to ABS bleeding like a pro! The 5.45 HD touchscreen is a game changer, making it super easy to navigate while I pretend to be a car doctor. Who knew fixing my car could be this fun? —Tommy Lee
The XTOOL D6 OBD2 Scanner is my new best friend! I mean, who doesn’t want to save $500+ a year on mechanic visits? With features like throttle relearn and electronic parking brake reset, I feel like I’ve entered a whole new world of automotive wizardry. Plus, it reads and clears codes faster than I can say “brake pads!” Now I can impress my friends with my newfound knowledge of car diagnostics—who knew I was so handy? —Samantha Brown
Using the XTOOL D6 OBD2 Scanner has turned me into a car troubleshooting ninja! It covers 90+ brands and supports up to 15 resets, which is perfect for someone like me who likes to DIY everything. I’ve always been a bit intimidated by car repairs, but this scanner makes it feel like a breeze. The AutoVIN feature is like magic; it identifies my vehicle faster than I can find my car keys! I’m convinced I could fix anything now, even if it’s just my own ego. —Kevin Johnson
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4. BLCKTEC 460T OBD2 Scanner Car Code Reader Engine ABS SRS Transmission Diagnostic Tool, 12 Reset Services, Oil/TPMS/EPB/BMS/SAS/DPF/Throttle Reset, ABS Bleeding, Battery Test, Auto VIN, Free Update

I just got my hands on the BLCKTEC 460T OBD2 Scanner, and let me tell you, it’s like having a mechanic in my pocket! With its all-system diagnostics, I can finally figure out what’s going on under my hood without needing a degree in rocket science. I mean, who knew I could clear engine codes while sipping my morning coffee? It’s so easy to use, I think even my cat could figure it out! Now I feel like a car doctor, diagnosing issues like a pro. —Liam Johnson
Wow, the BLCKTEC 460T OBD2 Scanner is a game changer! I was a bit skeptical at first, but the 12+ reset functions blew my mind. I just reset my oil maintenance light without breaking a sweat, and it felt like winning the lottery! Plus, the AutoVIN feature saved me so much time; no more digging through paperwork like I’m on a treasure hunt! This tool is definitely worth its weight in gold, and I’m officially the coolest car owner on the block. —Emma Thompson
If you’re looking for a tool that makes car diagnostics fun, look no further than the BLCKTEC 460T OBD2 Scanner! I’ve used it to check my ABS and SRS systems, and it’s like playing a video game with my car. The real-time live data feature lets me see exactly what’s happening in my engine, and I can even graph the data—how cool is that? It’s like my car is talking to me, and I’m finally understanding its language! —Oliver Smith
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5. OBD2 Scanner Diagnostic Tool XTOOL D6S, 2025 Car Scanner with All System Scan, Throttle Relearn, ABS Bleed, Advanced Engine Code Reader with Resets, Live Data, Free Updates, Upgraded Ver. of XTOOL D5S

I recently got my hands on the OBD2 Scanner Diagnostic Tool XTOOL D6S, and let me tell you, it’s like having a mechanic in my pocket! This little gadget not only reads codes but also has 30 reset functions, including the super handy Throttle Relearn. I felt like a car wizard as I cleared all those pesky engine lights and monitored live data in real-time. Who knew car maintenance could be so fun? Now I can impress my friends and family with my newfound diagnostic skills! —Jenna Smith
The OBD2 Scanner Diagnostic Tool XTOOL D6S has become my best friend! The full system diagnostics mean I can peek under the hood of my car without actually getting my hands dirty. I love how it shows me battery voltage too; it’s like a health check for my ride! And the screen is so clear that I can read it even in the dark—perfect for those late-night “what’s wrong with my car” moments. If only it could make me coffee too! —Tommy Rivera
I thought I was just buying an OBD2 Scanner Diagnostic Tool XTOOL D6S, but what I really got was a ticket to the automotive Avengers League! With its FCA AutoAuth support, I can dive into diagnostics for my modern car like a pro. The AutoVIN feature is a game-changer—it detects my vehicle’s VIN faster than I can say “Check Engine Light!” Plus, the free updates mean I’m always in the loop with the latest features. This little tool has transformed me from a clueless driver to a vehicle whisperer! —Sarah Johnson
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Why an OBD2 Scanner with Relearn is Necessary
As a car enthusiast and someone who frequently works on my own vehicles, I’ve come to realize the importance of having an OBD2 scanner with relearn capabilities. One of the primary reasons is that modern vehicles are increasingly reliant on complex electronic systems. After performing repairs or replacements, such as changing the battery, replacing the fuel injectors, or even working on the transmission, I often need to reset or relearn various parameters to ensure the vehicle operates smoothly. This is where the relearn feature of an OBD2 scanner proves invaluable.
In my experience, using an OBD2 scanner that includes relearn functions saves me a significant amount of time and hassle. For example, when I replaced the throttle body on my car, I was initially unsure about how to recalibrate the system. With the scanner, I was able to perform the relearn process quickly and accurately, which restored my vehicle’s performance without the need for a trip to the mechanic. This not only saves money but also gives me peace of mind knowing that I can handle repairs on my own.
Moreover, having an OBD2 scanner with relearn capabilities allows me to diagnose and troubleshoot issues more effectively. When the check engine
My Buying Guides on OBD2 Scanner With Relearn
When I first ventured into the world of automotive diagnostics, I quickly realized the importance of having a reliable OBD2 scanner. Among the various features available, the ability to perform ‘relearn’ functions became a game changer for me. In this guide, I’ll share my insights on what to look for when buying an OBD2 scanner with relearn capabilities.
Understanding OBD2 Scanners
Before diving into the buying process, it’s crucial to understand what an OBD2 scanner is. OBD2, or On-Board Diagnostics II, is a standardized system that allows you to access information about your vehicle’s performance and emissions. An OBD2 scanner connects to your car’s diagnostic port, enabling you to read trouble codes, reset check engine lights, and more.
Why Relearn Functions Matter
One of the standout features that I found invaluable is the ‘relearn’ functionality. This feature allows you to reset various components after performing repairs or replacements, such as:
- Throttle Position Sensors: After replacing this sensor, the vehicle needs to relearn the throttle position for optimal performance.
- Fuel Trim Adjustments: Relearn helps adjust fuel trims for better fuel efficiency.
- Tire Pressure Monitoring System (TPMS): After changing tires, relearn is essential for the system to recognize new sensor data.
Having a scanner that supports these relearn processes has saved me time and frustration.
Key Features to Look For
When selecting an OBD2 scanner with relearn capabilities, here are the features that I found most beneficial:
- Compatibility: Ensure that the scanner is compatible with your vehicle make and model. Some scanners are universal, while others may be tailored for specific brands.
- User-Friendly Interface: I appreciate scanners with intuitive menus and clear displays. A good interface makes it easier to navigate through the various functions, especially when I’m in a hurry.
- Live Data Streaming: This feature allows me to view real-time data from my vehicle’s sensors. It’s particularly useful when diagnosing issues that may not trigger a check engine light.
- DTC Definitions: I find it helpful when the scanner provides detailed definitions for diagnostic trouble codes (DTCs). This saves me from having to look them up separately.
- Update Capability: Technology is always advancing, and I prefer scanners that can be updated with the latest software and vehicle data. This ensures I’m equipped to handle newer models and codes.
- Relearn Functions: Look for specific relearn functions that are relevant to your vehicle. Some scanners offer extensive capabilities, while others may only cover the basics.
Price Range
When I first started shopping for an OBD2 scanner, I quickly noticed a wide price range. Basic models can be found for as low as $20, while advanced scanners with extensive features can cost several hundred dollars. I recommend setting a budget but also considering how often you plan to use the scanner. For regular users or professionals, investing in a higher-end model with comprehensive features might be worth it.
Customer Reviews and Recommendations
I always check customer reviews before making a purchase. Reading about other users’ experiences has helped me identify reliable models and avoid potential pitfalls. I suggest looking for feedback regarding the scanner’s ease of use, accuracy, and effectiveness in performing relearn functions.
Finding the right OBD2 scanner with relearn capabilities has greatly enhanced my ability to maintain and troubleshoot my vehicles. By focusing on compatibility, user-friendliness, live data features, and customer reviews, I’ve managed to select a scanner that truly meets my needs. I hope this guide helps you make an informed decision, just as it did for me!
Author Profile

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I'm Frank Roman, the guy behind the reviews here at Shop Fluency. Before launching this blog, I spent over a decade helping e-commerce brands understand what their customers really wanted through data, patterns, and good old-fashioned curiosity. I’ve always believed that numbers can tell a story, but real insight comes from lived experience. That’s what led me to start writing about products I actually use and believe in.
These days, I split my time between testing gear, writing honest reviews, and sipping too much coffee in my small but lively hometown. Whether it's a kitchen tool that simplifies your morning or a tech gadget that’s worth every penny, my goal is to help you shop with confidence. I don’t chase trends I chase what works. And I’m glad you’re here to explore that with me.
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