If you’re hunting for the best bidirectional OBD2 scanner, you’re in the right place. These tools let you not only read codes but also send commands to your vehicle — triggering tests, relearns, and resets. In this listicle you’ll find compact, Bluetooth, and tablet-style scanners that offer true bidirectional control, live data, and handy reset functions for DIYers and pros alike.
Quick Product Comparison
Our Top 10 Best Bidirectional Obd2 Scanner Reviews – Expert Tested & Recommended
1. XTOOL Anyscan A30M V2.0 Wireless Bidirectional OBD2 Scanner, All-System Diagnostics, 26 Resets, EPB Throttle Relearn
The XTOOL Anyscan A30M is a wireless bidirectional OBD2 scanner geared for both DIYers and light pros. It offers full active tests, 26 resets, and free lifetime updates. Setup is mostly app-based, which keeps the unit compact and easy to store.
Key Features That Stand Out
- ✓ Full bidirectional control and active tests for many modules
- ✓ 26 maintenance resets including EPB and throttle relearn
- ✓ Wireless Bluetooth connectivity with free lifetime updates
- ✓ Compact design that uses your phone as the interface
Why We Recommend It
This unit balances power and value. The app-driven interface makes live data and tests simple. For routine maintenance and component testing, it handles most tasks you’ll throw at it.
Best For
Great for DIY mechanics and mobile technicians who want a portable, capable bidirectional OBD2 scanner.
Pros and Cons
Pros:
- Wide range of resets and active tests
- Lifetime software updates
- Easy Bluetooth pairing and smartphone UI
Cons:
- Relies on a phone for display — no standalone screen
- Some advanced functions may require learning the app
Customer Reviews
Customer Review: “The media could not be loaded.The XTOOL A30M has most (if not all) of the scan, monitor, and control functions to assist the home, or pro car mechanic to assess the condition of a vehicle’s onboard diagnostic info, with the additional capability of testing / energizing critical components in assorte”
Customer Review: “As a DIY mechanic, this Bluetooth OBD2 scanner has been very useful. It uses your phone as the display, which makes reading data and navigating menus much easier than a small handheld scanner. Setup took a little figuring out the first time, but after that it connects quickly and works reliably.The “
2. KINGBOLEN Ediag Elite Bluetooth Bidirectional OBD2 Scanner, All-System Diagnostics, 15+ Resets, CANFD, FCA AutoAuth
The KINGBOLEN Ediag Elite is a compact Bluetooth unit with solid all-system coverage and FCA AutoAuth support. It offers 15+ resets and regular lifetime updates so the tool stays useful as cars evolve.
Key Features That Stand Out
- ✓ 15+ service resets including TPMS and BMS
- ✓ CANFD support and FCA AutoAuth for FCA vehicles
- ✓ Lifetime update policy for the app and functions
- ✓ Bluetooth dongle design for pocket portability
Why We Recommend It
This one is a solid middle ground. It supports modern protocols and saves you trips to the shop for common resets. The app is straightforward and the AutoAuth feature helps on FCA platforms.
Best For
Good for owners of FCA vehicles and techs who need modern protocol support in a small Bluetooth package.
Pros and Cons
Pros:
- CANFD and FCA AutoAuth support
- Lifetime updates keep it current
- Portable and easy to use with a phone
Cons:
- Some advanced functions may require an internet connection
- Smaller form factor means no built-in screen
Customer Reviews
Customer Review: “The Ultimate Diagnostic Powerhouse (5/5 Stars)\”I’ve used several scanners, but the Innova 5610 is in a league of its own. It’s not just a code reader; it’s a professional-grade diagnostic tool that saves me hundreds in dealership fees.What I Love:Bidirectional Control: This is the game-changer. I ca”
Customer Review: “This tiny little device is packed with ton of functions and works like a champ. I was able to connect the device to my car’s OBDII connector, download the app and instantly was able to sign up and run the diagnostics…was able to view the live data as well such as Coolant Temperature of both the se”
3. ANCEL FX6100 Professional Bidirectional OBD2 Scanner, All-System Diagnostics, Active Test, 15+ Resets, ABS/EPB
The ANCEL FX6100 is a budget-friendly handheld scanner with active tests and multi-system coverage. It gives you core bidirectional capabilities without the tablet price tag.
Key Features That Stand Out
- ✓ Active tests and bi-directional commands for core modules
- ✓ 15+ resets, including ABS and EPB support
- ✓ Standalone handheld with clear touchscreen display
- ✓ Lifetime updates on many models
Why We Recommend It
It’s a solid entry-level bidirectional tool that doesn’t skimp on useful features. If you want a simple, responsive scanner to handle common repairs, this one fits the bill.
Best For
Buyers on a budget who still need active tests and reliable diagnostics for everyday repairs.
Pros and Cons
Pros:
- Touchscreen handheld design
- Good mix of active tests and resets
- Great value for the features
Cons:
- Updates can include models you won’t use
- Some advanced makes may need additional support
Customer Reviews
Customer Review: “Good ODB2 Scanner. Very easy to use, great screen and responsive touch screen. A bang for a buck. With lifetime upgrade and update, that’s hella good deal! If Ancel decided to make a new model with more comprehensive and better features with lifetime upgrade and update even if it’s a little more exp”
Customer Review: “Works amazingly so far… the only complaint is that it wants to update the vehicles that I could never run into or even heard of… lol I’m sure that those brands in china are very popular but I don’t want to waste the storage space on cars that I have no need for or will ever see in person. Besides th”
4. Innova 5610 Bidirectional OBD2 Scanner, Vehicle Diagnostics and Repair Guidance, Updates Included
The Innova 5610 is a well-known name for easy-to-use diagnostics and guided repair help. It combines bidirectional functions with clear repair guidance via the app.
Key Features That Stand Out
- ✓ Bidirectional commands to test components like fuel pump or actuators
- ✓ Enhanced data stream and live data graphs
- ✓ App-based repair guidance to interpret codes
- ✓ Regular updates to keep compatibility current
Why We Recommend It
If you value interpretive help while diagnosing, Innova’s app and reports are handy. The tool gives clear steps and code explanations that help you fix problems faster.
Best For
Good for weekend DIY mechanics who want guidance and reliable bidirectional testing.
Pros and Cons
Pros:
- Strong repair guidance and reporting
- Reliable bidirectional controls
- Trusted brand support and updates
Cons:
- Larger form factor than dongles
- Premium features can be overkill for casual users
Customer Reviews
Customer Review: “At this point in time, this is a fantastic tool. I say this because of the free extended analysis and recommendation provided by the app on your phone. The tool collects the data and generates a report on your phone that is extremely helpful in diagnosing and repairing car problems.The tool itself i”
Customer Review: “Just got this beauty. Have not gotten to use it yet. The warranty process is very easy. We are getting the updater tool to ensure it has the updated firmware. Will Update once we have used it. Easy, Screen is clear, I was able to grab this at a time there was an additional 15% Promotional deal “
5. VDIAGTOOL D200 Bluetooth Bidirectional OBD2 Scanner, Full-System Diagnostics, 26 Resets, Throttle Relearn, FCA AutoAuth, CANFD
The VDIAGTOOL D200 offers 26 resets, full bidirectional control and CANFD support with FCA AutoAuth. It’s built for techs who need frequent relearns and active tests.
Key Features That Stand Out
- ✓ 26+ resets including throttle relearn and FCA AutoAuth
- ✓ Full active test capability for modules
- ✓ CANFD support for newer vehicles
- ✓ Lifetime free software updates
Why We Recommend It
It’s a great pick if you want a modern protocol tool with plenty of resets. The lifetime updates are a bonus for those who plan to keep the tool long-term.
Best For
Techs and DIYers dealing with modern vehicles and frequent maintenance resets.
Pros and Cons
Pros:
- Extensive reset and relearn functions
- Strong bidirectional control for active testing
- Supports newer CANFD vehicles
Cons:
- Can be complex to learn for beginners
- Relies on phone/tablet for display in Bluetooth mode
Customer Reviews
Customer Review: “First off, I’m pretty impressed with the VDIAGTOOL D200 OBD2 Bluetooth Scanner. You have the power of a diagnostic tablet without having to lug one around. I use a similar one from Mopar everyday and I love the concept of less is more. For customer’s vehicles that aren’t Stellantis brand this fills “
Customer Review: “The media could not be loaded.Once you plug it in you have choices on which direction you want to go. A simple display using Auto diagnostics will tell you what is stored in the car computer, items like error codes, operating parameters i.e. engine temperature, trans temp, manifold pressure etc. A”
6. KINGBOLEN S608 Bidirectional OBD2 Scanner, ABS SRS Transmission Engine Diagnostics, 9 Resets, CANFD, FCA
The KINGBOLEN S608 is an affordable, rugged scanner targeted at garage use. It offers useful active tests and nine common resets at a competitive price.
Key Features That Stand Out
- ✓ Active tests on engine, ABS, SRS and transmission
- ✓ 9 common reset functions for routine service
- ✓ CANFD support for newer models
- ✓ Sturdy build aimed at workshop environments
Why We Recommend It
This tool is budget-friendly without feeling cheap. It covers the essentials and handles multi-system diagnostics well for its class.
Best For
Small shops and DIYers who want a durable, no-nonsense bidirectional scanner.
Pros and Cons
Pros:
- Solid construction and bright screen
- Good active tests for the price
- Easy setup and quick scans
Cons:
- Limited reset set compared to high-end units
- Occasional brand-specific quirks reported by users
Customer Reviews
Customer Review: “Has exceeded my expectations for the price and features it offers. Right out of the box, it feels solid and well-built, with a rugged design that’s perfect for garage use. The screen is bright, clear. Setup is quick and straightforward. The touchscreen interface is smooth and user-friendly, making i”
Customer Review: “The media could not be loaded.Just like the title says, this is a great diagnostic tool! And the price? Hard to beat for what you get with this unit, particularly because it’s currently on sale as I’m writing this review. I tested this tool on my 3 vehicles without any issues. Two of them had ze”
7. BlueDriver Pro Bluetooth OBDII Scan Tool for iPhone and Android, Diagnose Check Engine ABS SRS Airbag
BlueDriver Pro is a trusted Bluetooth scanner with deep vehicle-specific reports and access to enhanced diagnostics. It’s lightweight and works very well for on-the-go troubleshooting.
Key Features That Stand Out
- ✓ Enhanced vehicle-specific repair reports
- ✓ Read/clear codes for ABS, SRS and more
- ✓ Simple Bluetooth pairing with iPhone and Android
- ✓ Compact dongle design for convenience
Why We Recommend It
BlueDriver shines for its vehicle-specific database and easy-to-read repair reports. If you want clear guidance tied to your car model, this is a reliable choice.
Best For
Owners who want quick, smart diagnostics tied to actionable repair info.
Pros and Cons
Pros:
- Excellent repair report database
- Easy setup and lightweight
- Works great for common codes and live data
Cons:
- Not a full tablet-style bidirectional tool
- Some advanced tests reserved for shop-level tools
Customer Reviews
Customer Review: “Been using mine for 3 years and it has been great. I leave it always plugged into my truck so that it is ready to use if I get a check engine light or even if I’m just curious about how the engine is running.It is well worth having, as it has saved more than its cost in not having to pay for diag ti”
Customer Review: “I have owned several scanners, this is by far the best. This connects to your OBD, you turn on the app on your phone and you are ready to rock. I am impressed by extra features that are usually only available on larger more professional models. I keep this in the car in case I am out or a friend run”
8. KONNWEI Bluetooth Bidirectional OBD2 Scanner, Full-System Diagnostics, Oil EPB DPF BMS Resets, TPMS for 40+ Vehicles
The KONNWEI Bluetooth scanner targets broad compatibility and multiple service resets. It tries to pack many useful functions into an affordable Bluetooth dongle.
Key Features That Stand Out
- ✓ Full-system diagnostics for many makes
- ✓ Basic resets like oil, EPB, BMS and TPMS
- ✓ Compact Bluetooth dongle for phone-based use
- ✓ Coverage advertised for 40+ vehicle makes
Why We Recommend It
For the price, it gives broad function coverage. It’s handy when you need a cheap dongle for casual resets and basic active tests.
Best For
Budget-minded owners who need a compact dongle for occasional service tasks.
Pros and Cons
Pros:
- Affordable and portable
- Supports a variety of resets and systems
- Simple to use with a phone
Cons:
- Reliability can vary by vehicle model
- Some users report limited EPB support on certain cars
Customer Reviews
Customer Review: “It works well and has a lot of data points. I bought it for brake jobs on my cars with electronic parking brakes. Can’t do brake jobs without being able to release the electronic brake on rear wheels.Some things to know:Look on the box to find the app to download. No QR code to scan.I tested it on m”
Customer Review: “I bought this specifically for doing rear brakes and the advertised EPB function. It doesn’t work on my 2018 Chevrolet Equinox. It’ll read and clear codes but there’s so many cheaper options. This thing is Temu level junk.”
9. XTOOL D7 Bidirectional OBD2 Scanner, AI-Assisted Full-System Diagnostics, 36+ Resets, Injector Test, Crank Sensor Relearn, DoIP
The XTOOL D7 is a tablet-style professional scanner. It offers AI-assisted diagnostics, DoIP support, and a large library of resets and relearns. It’s aimed at shops and serious DIYers.
Key Features That Stand Out
- ✓ 36+ resets plus injector tests and crank sensor relearn
- ✓ AI-assisted diagnostics and rich vehicle database
- ✓ DoIP and advanced protocol support
- ✓ Large screen and professional tools for shop use
Why We Recommend It
This is a big-step-up tool. If you work on many makes or need deep diagnostics, the D7 brings pro-level functions without the massive price of legacy scanners.
Best For
Independent shops and advanced DIYers who want a tablet diagnostic experience.
Pros and Cons
Pros:
- Pro-level feature set and large screen
- AI diagnostics speed up troubleshooting
- Extensive reset and relearn options
Cons:
- Higher price and steeper learning curve
- Bulkier than dongle-style options
Customer Reviews
Customer Review: “The Xtool D7 is a very powerful and comprehensive diagnostic tool with an 8 PID count for Live Data, with the option of a normal list of graphs or a 2D overlay of all 8 PIDs that allows the filtering out of non relevant PIDs to be able to focus on the freeze frame action of specific PIDs as they int”
Customer Review: “The XTOOL D7 scanner is a professional quality unit at an affordable price. As soon as I opened the box the quality was evident. From the comfortable easy to see menus and size and feel of the D7 scanner, to the quality of the cables, clarity of instructions right down to the padded custom storage”
10. Thinkdiag2 Bidirectional All-System OBD2 Scanner Bluetooth, CANFD Support, 15+ Resets, Active Test, AutoVIN
The Thinkdiag2 is an efficient Bluetooth unit with CANFD support and AutoVIN. It’s compact and offers a balance of resets and active tests for modern cars.
Key Features That Stand Out
- ✓ CANFD support for newer vehicles
- ✓ 15+ resets and active biometric tests
- ✓ AutoVIN detection to speed setup
- ✓ Bluetooth for phone-based diagnostics
Why We Recommend It
Thinkdiag2 is great if you want a modern dongle with broad vehicle support. AutoVIN and CANFD make it future-ready for many post-2020 models.
Best For
DIYers and techs who want a compact CANFD-capable Bluetooth scanner for quick diagnostics.
Pros and Cons
Pros:
- Supports CANFD and modern protocols
- AutoVIN simplifies vehicle setup
- Good mix of resets and active tests
Cons:
- Bluetooth-only workflow may not suit everyone
- Advanced shop features not as deep as tablet scanners
Customer Reviews
Customer Review: “The Thinkdiag2 Bluetooth OBDII Scanner is a professional-grade diagnostic tool that elevates the capabilities of your smart device to those of a seasoned technician. Notably, it’s the sole tool in its category to support CAN FD protocol vehicles, particularly advantageous for post-2020 GM models, st”
Customer Review: “If you’re a DIYer who wants to stop guessing which part to throw at a problem, or a tech who wants a powerful “pocket” size scanner. this is the one. I like my snap on but it’s nice having something for quicker diags that don’t really require the $5k scanners. It’s the first Bluetooth dongle I actu”
Complete Buying Guide for Best Bidirectional Obd2 Scanner
Essential Factors We Consider
When choosing a best bidirectional obd2 scanner, focus on protocol support, active test capability, and update policy. Check whether it supports CANFD or DoIP if you work on newer vehicles. Also look for how resets and relearns are handled and whether the unit is handheld, tablet, or Bluetooth dongle.
Budget Planning
Set a budget based on your needs. Dongles and Bluetooth scanners are cheapest and cover common tasks. Handhelds cost more but add standalone screens and built-in tools. Tablet-style pro units are pricier but pay back with speed and advanced functions if you diagnose many cars.
Final Thoughts
Buy the simplest tool that covers the vehicles you own and the tasks you do. If you mostly clear codes and do basic resets, a Bluetooth dongle is fine. If you test actuators and run relearns, invest in a unit with true bidirectional control and good update support.
Frequently Asked Questions
Q: What does “bidirectional” mean on an OBD2 scanner?
A: Bidirectional means the scanner can send commands to vehicle modules. That lets you run active tests, trigger relays, or perform relearns — not just read and clear codes.
Q: Do I need a tablet-style scanner for bidirectional tests?
A: Not always. Many Bluetooth dongles and handhelds support active tests. Tablet-style units often offer deeper menus and faster workflows, which matter if you diagnose many cars.
Q: Are lifetime updates important?
A: Yes. Lifetime or long-term updates keep the tool compatible with new models and protocols like CANFD. This is useful if you plan to keep the scanner for years.
Q: Will a bidirectional scanner void my warranty?
A: Using a scanner for diagnostics typically won’t void warranty. Avoid making permanent changes unless you understand the operation. Always check your vehicle warranty terms.
Thanks for reading. If you’re ready to choose, start with the model that matches your vehicle needs and budget. Click any “Check Price on Amazon” button above to see current pricing and offers — and pick the best bidirectional OBD2 scanner for your garage or toolbox today.
