DIAG4 BIKE SKU: 867-02006

Diag4 Bike Serial Diagnostic System Software W/Bluetooth Interface - Harley-Davidson

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About Diag4 Bike

Diag4 Bike parts and accessories are stocked at Vtwinbikers for Harley-Davidson and Indian Motorcycle applications. Every Diag4 Bike item we list is new and sourced through authorized distribution. If you are not certain a part matches your year and model, use Shop by Bike or email our team before you order and we will confirm fitment first.

The Diag4 Bike Serial Diagnostic System Software with Bluetooth interface offers advanced wireless diagnostics for Harley-Davidson motorcycles. This professional-grade scanner allows you to read and clear fault codes, monitor live data, and test actuators remotely. It's an indispensable tool for efficient troubleshooting and maintenance in any V-twin workshop.

Why riders pick this

  • Wireless Bluetooth interface for flexible diagnostics
  • Read and clear fault codes from all modules
  • Monitor real-time engine and system data remotely
  • Test critical actuators for proper function
  • Access VIN and part number identification data

Experience the freedom of wireless diagnostics with the Diag4 Bike Serial Diagnostic System. This system provides comprehensive access to your Harley-Davidson's electronic control units, including EFI, security modules, ABS, and gauges, all via a convenient Bluetooth connection. It's designed to streamline your diagnostic process, allowing you to work around the bike without being tethered by cables, making it ideal for both professional mechanics and dedicated enthusiasts.

Wireless Diagnostic Power

  • Read and clear diagnostic trouble codes from all electronic modules
  • Monitor real-time engine and system data wirelessly via Bluetooth
  • Test actuators such as injectors, coils, and fuel pumps
  • Access identification data including VIN and part numbers
  • Integrated Buell diagnostics within the Harley-Davidson platform

Advanced Troubleshooting Made Easy

This Diag4 Bike system empowers you to quickly pinpoint and resolve issues with precision. The Bluetooth interface enhances usability, giving you greater flexibility in the workshop or garage. From routine maintenance to complex performance tuning, having detailed diagnostic capabilities at your fingertips ensures your Harley-Davidson operates at its peak. Compatible with Windows operating systems, it provides a user-friendly experience for advanced V-twin diagnostics.

Specifications

  • Brand: Diag4 Bike
  • Manufacturer Part #: AT 531 5091
  • Length: 10 in
  • Width: 8.5 in
  • Height: 3.5 in
  • Weight: 3.4 lbs
  • Country of Origin: Czech Republic
  • Operating System: Windows XP, Vista, 7, 8, 10

Common questions

What kind of connection does this diagnostic system use?

This Diag4 Bike system uses a wireless Bluetooth interface for connection to your motorcycle, along with a USB cable for initial setup or wired connection if preferred.

Is this tool compatible with my specific Harley-Davidson model?

This system is designed for Harley-Davidson workshops and professionals. Please use our Shop by Bike tool or contact us to confirm compatibility with your specific year and model.

What operating systems are supported for the software?

The software is compatible with Windows XP, Vista, 7, 8, and 10 operating systems.

Ordering from Vtwinbikers

  • Brand new, sourced through authorized US distribution — never used, never grey-market.
  • Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
  • Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
BRANDDiag4 Bike
TYPETools
SKU867-02006
WEIGHT3.4 lb
Please contact us to confirm fitment for your specific motorcycle, or check the product title for compatibility notes.
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