10 Best bidirectional scan tools of 2025

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thinkcar
THINKCAR Bidirectional Scan Tool, THINKSCAN 689BT All System Automotive Diagnostic Tool, Bi Directional OBD2 Scanner with ECU Coding, 34 Services, FCA Autoauth, CANFD and DoIP, Wireless Update
Main highlights

Free Lifetime Updates
Enjoy free lifetime updates with THINKSCAN 689BT, saving up to $500 annually.

Ideal for Mechanics and DIYers
Perfect for professional mechanics and car enthusiasts needing comprehensive diagnostics.

Praised Bi-Directional Control
Customers love the bi-directional control for active tests and component diagnostics.
Key specs
- Live Data:Real-time data sensors
- Reset Services:34+ services including Oil Reset
- Special Features:Bi-directional controls, ECU Coding
- Power Source:N/A
- Operating System:Smooth Android 10
9.8

Exceptional

Our Rating
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Based on millions of stores and reviews

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Value for Money

2

U MUCAR

U MUCAR Professional OBD2 Scanner Diagnostic Tool, All System Bidirectional Scan Tool with 34+ Reset Services, ECU Coding,Active Test, Power Balance, Crank Relearn, FCA SGW, Lifetime Free Update
9.6

Exceptional

Our Rating
3

Autel
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
Main highlights

Fast Diagnostics and Extensive Coverage
Experience 5X faster diagnostics and support for 150 car brands from 1996-2024.

Ideal for Professional and DIY Use
Perfect for mechanics and car enthusiasts with its comprehensive diagnostic capabilities and user-friendly interface.

Highly Praised Customer Support
Customers appreciate responsive support and effective problem resolution, enhancing user experience.
9.5

Excellent

Our Rating

9.7
Interactive Display

9.3
User interface

9.1
Simple to use
4

TOPDON
TOPDON TopScan OBD2 Scanner Bluetooth, Wireless OBDII All System Diagnostic Tool, Active Test, Check Engine Car Code Reader, Vehicle Performance Bidirectional Scan, Repair Guides, AutoVin, Black

32% Off
Main highlights

Bi-Directional Control for Quick Diagnostics
The TopScan Lite enables bi-directional control, allowing users to send commands to the vehicle's ECU for efficient problem-solving.

Ideal for DIY Enthusiasts and Mechanics
Perfect for DIY car enthusiasts and mechanics, offering advanced diagnostic capabilities without the hefty price tag.

Highly Praised for Ease of Use
Customers appreciate its compact design, quick Bluetooth pairing, and user-friendly interface.
Key specs
- Live Data:Supported
- Reset Services:8+ Reset Functions
- Special Features:Bi-directional Control
- Power Source:N/A
- Operating System:iOS & Android
9.3

Excellent

Our Rating
5

TOPDON
TOPDON Bidirectional Scan Tool, 2024 New ArtiDiag900 Lite Automotive Diagnostic Tool for Full System, Scanner for Car with Active Test, 8 Reset, Wireless OBD2 Scanner Diagnostic Tool for All Vehicles
Main highlights

Enhanced_Diagnostic_Experience
The ArtiDiag900 Lite offers full system diagnostics, bi-directional control, and 8 reset services for comprehensive vehicle analysis.

Ideal_for_Garages_and_DIY
Perfect for workshops and DIY enthusiasts, it reduces diagnostic time and costs with advanced testing capabilities.

Praised_Wireless_Connectivity
Customers love the Bluetooth 5.0 feature, allowing free movement while diagnosing vehicles with stable wireless connections.
Key specs
- Live Data:View live data stream
- Reset Services:8 HOT Reset Services
- Special Features:Bidirectional Scan Tool
- Power Source:10000mAh battery
- Operating System:Android 11.0
9.2

Excellent

Our Rating
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6

Innova
Innova 5610 OBD2 Bidirectional Scan Tool - Understand Your Vehicle, Pinpoint What's Wrong, and Complete Your Repairs with Less Headache, Updates Included, US-Based Technical Support

14% Off
Main highlights

Comprehensive Diagnostics and Real-Time Solutions
Offers bi-directional controls, OBD2 and OEM live data for thorough vehicle analysis.

Ideal for DIY Enthusiasts and Professionals
Perfect for diagnosing and repairing vehicles from 1996 onwards, including hybrids.

Highly Praised for OEM Code Reading
Customers appreciate its ability to read and clear OEM-specific codes.
9.1

Excellent

Our Rating

8.9
Simple to use

8.2
Precision

8.0
worth the money
7

XTOOL
XTOOL D7 Bidirectional OBD2 Scanner: 2025 Scan Tool with ECU Coding, All System Car Scanner Diagnostic Tool, 36+ Resets, Injector Coding, Throttle Relearn, Crank Sensor Relearn, FCA, CANFD & DoIP
Main highlights

Advanced Features and Coverage
XTOOL D7 offers ECU coding, bidirectional controls, and 36+ resets for comprehensive diagnostics.

Ideal for DIY and Professionals
Perfect for home mechanics and professional technicians needing extensive vehicle diagnostics.

Praised Customer Support
Customers appreciate XTOOL's responsive support and 3-year free updates.
Key specs
- Live Data:Up to 8 PIDs graphing
- Reset Services:36+ services & resets
- Special Features:3-Years free updates
- Power Source:1 Lithium Polymer battery
- Operating System:N/A
8.9

Very Good

Our Rating

9.9
distance

9.5
Simple to use

9.3
worth the money
8

GEARWRENCH
GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT

13% Off
Main highlights

Comprehensive Diagnostics
OE-Level diagnostics with free lifetime updates, no subscriptions needed.

Ideal for DIYers
Perfect for vehicle diagnostics, resets, and live data mapping.

Praised Feature
Highly appreciated for its compact size and wireless convenience.
Key specs
- Live Data:Live data mapping
- Reset Services:23 vehicle reset functions
- Special Features:OE-Level diagnostics
- Power Source:Battery Powered
- Operating System:Android 10.0
8.8

Very Good

Our Rating
9

Autel
Autel Scanner MaxiCOM MK808BT PRO, 2025 2.0 Full Bidirectional Diagnostic Tool as MK900 MX900 MK900BT, Pro Ver. of MK808S MX808S, 3000+ Test, 28+ Service, All System, Brake Bleed, Injector Coding, FCA
Main highlights

Enhanced Performance with Android 11
The Autel MK808BT PRO offers upgraded hardware, including a faster RK3566 CPU and Android 11 OS for seamless diagnostics.

Ideal for Professional Mechanics
Perfect for workshops and auto enthusiasts needing full-system bidirectional control and extensive vehicle coverage.

Highly Praised Bidirectional Control
Customers appreciate its ability to perform active tests and control various vehicle systems for thorough diagnostics.
Key specs
- Live Data:ECU info, graph data
- Reset Services:28+ maintenance resets
- Special Features:Bidirectional control, Android 11
- Power Source:3.7V lithium-polymer battery
- Operating System:Android 11
8.7

Very Good

Our Rating

9.5
Tech Support

9.3
Simple to use

9.1
worth the money
10

TOPDON
TOPDON ArtiDiag Pro Bidirectional Scan Tool, ECU Coding OBD2 Scanner Diagnostic Tool, 2 Years Free Update(Worth 300)/FCA Autoauth/35+ Services/All System Diagnosis
Main highlights

Comprehensive Vehicle Coverage
Supports diagnostics for over 100 vehicle brands, ensuring wide compatibility.

Ideal for DIY Mechanics
Perfect for home technicians and small repair shops seeking professional-grade diagnostics.

Highly Praised Bidirectional Control
Allows active tests on actuators for precise issue identification.
Key specs
- Live Data:Advanced online ECU coding
- Reset Services:31+ Services
- Special Features:31 Maintenance Services
- Power Source:1 Lithium Ion battery
- Operating System:N/A
8.6

Very Good

Our Rating

9.7
Tech Support

9.5
Battery Duration

9.3
Simple to use

10 Best bidirectional scan tools of 2025

1

THINKCAR Bidirectional Scan Tool, THINKSCAN 689BT All System Automotive Diagnostic Tool, Bi Directional OBD2 Scanner with ECU Coding, 34 Services, FCA Autoauth, CANFD and DoIP, Wireless Update

How do we rank?

How do we rank?

Analyzing top stores

2

U MUCAR Professional OBD2 Scanner Diagnostic Tool, All System Bidirectional Scan Tool with 34+ Reset Services, ECU Coding,Active Test, Power Balance, Crank Relearn, FCA SGW, Lifetime Free Update

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

9.7

9.3

9.1

4

TOPDON TopScan OBD2 Scanner Bluetooth, Wireless OBDII All System Diagnostic Tool, Active Test, Check Engine Car Code Reader, Vehicle Performance Bidirectional Scan, Repair Guides, AutoVin, Black

5

TOPDON Bidirectional Scan Tool, 2024 New ArtiDiag900 Lite Automotive Diagnostic Tool for Full System, Scanner for Car with Active Test, 8 Reset, Wireless OBD2 Scanner Diagnostic Tool for All Vehicles

6

Innova 5610 OBD2 Bidirectional Scan Tool - Understand Your Vehicle, Pinpoint What's Wrong, and Complete Your Repairs with Less Headache, Updates Included, US-Based Technical Support

8.9

8.2

8.0

7

XTOOL D7 Bidirectional OBD2 Scanner: 2025 Scan Tool with ECU Coding, All System Car Scanner Diagnostic Tool, 36+ Resets, Injector Coding, Throttle Relearn, Crank Sensor Relearn, FCA, CANFD & DoIP

9.9

9.5

9.3

8

GEARWRENCH Professional Bi-Directional Diagnostic Scan Tool | GWSMARTBT

9

Autel Scanner MaxiCOM MK808BT PRO, 2025 2.0 Full Bidirectional Diagnostic Tool as MK900 MX900 MK900BT, Pro Ver. of MK808S MX808S, 3000+ Test, 28+ Service, All System, Brake Bleed, Injector Coding, FCA

9.5

9.3

9.1

10

TOPDON ArtiDiag Pro Bidirectional Scan Tool, ECU Coding OBD2 Scanner Diagnostic Tool, 2 Years Free Update(Worth 300)/FCA Autoauth/35+ Services/All System Diagnosis

9.7

9.5

9.3

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