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MS531-HD-BT Harley-Davidson Diagnostic Scan Tool and Performance Tuner with Bluetooth
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MS531-HD-BT Harley-Davidson Diagnostic Scan Tool and Performance Tuner with Bluetooth

  • $ 1,30000

The MS531-HD-BT is a PC-based Harley Davidson diagnostic tool (with a Bluetooth interface) where data saved in the electronic control systems of the motorcycle can be visualized. Serial diagnostics refers to diagnostics where the PC communicates with a control unit (or units) via the serial communication channel brought out to the motorcycle’s diagnostic connector.

The diagnostic tool for serial diagnostics is basically equipment enabling a person to communicate with the motorcycle’s electronic systems in a form that is easy to understand for a human being. But it is not only a reader. In many cases the diagnostic tool must be used for various configuration functions during maintenance or repairs, especially when replacing certain components.
MS531-HD-BT Functions and Features:
  • Global test - searches for and identifies all active diagnostic modules, reads fault code memory plus generates and prints a diagnostic report
  • Ignition module diagnostics
  • EFI (Electronic Fuel Injection Module) diagnostics
  • TSSM diagnostics (Turn Signal Security Module) Key FOB with button
  • HFSM diagnostics (Hands Free Security Module) Key FOB without button
  • Gauges (Speedo, Tach & Instrument Module)
  • ABS Module readout
  • ABS Bleeding
  • Radio / Entertainment system configuration
  • Thunder MAX EFI compatible
  • Multi-lingual: English, German, French, Italian, Spanish, Dutch, Czech, Russian
  • Read and Clear Diagnostic Trouble Codes (Fault Codes) from all diagnostic modules
  • Read Identification data (part number, VIN number) from all modules
  • Monitoring real-time data and data logging (throttle position, temperature, oxygen sensors, turn signals etc.) Logging and Graphing
  • Test actuators (injectors, coils, main relay, fuel pump, idle, turn signals, tachometer, lamps etc.)
  • Idle speed adjustment 800 - 1200 rpm (models with Delphi Electronic Fuel Injection Module)
  • TSSM configuration read/change PIN, disable/enable Auto arming, etc.
  • HFSM configuration Key FOB assignment/replacement programming, disable/enable, Auto arming,  read/change PIN
  • Display, Graph and Print live data from various parameters including RPM, TPS, MAP and more.
See the list of MS531 Optional Tuning Components
MS531-HD Harley-Davidson Diagnostic Bluetooth Scan Tool and Performance Tuner coverage table


PC-connected DIAG4BIKE diagnostic system for diagnostics of motorcycle ECU´s includes: (1) Diagnostic communication with Bluetooth interface (1) Interconnect USB cable (1) Install manual (1) Plastic suitcase (1) Version 16 Diagnostic software for PC. Includes a license for the diagnostic software for Harley Davidson / Buell Professional. (1) CD with diagnostic software (1) Harley Davidson 4 Pin Cable (1) Harley Davidson 6 Pin Cable (1) Optional CAN Disarming cable available See the list of MS531 Optional Tuning Components
  • Windows XP/Vista/7/8/10
  • HDD 30GB
  • RAM 512 MB (recommended 1 GB or higher)
  • Free USB Port

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