Delphi 100 251 Rev 1.0 Bluetooth
Delphi 100 251 Rev 1.0
The (commonly known as the Delphi DS150E ) is a professional-grade Vehicle Communication Interface (VCI) used for multi-brand automotive diagnostics. The "100 251" designation is the fixed serial number used across these units. Core Functionality & Use Case
- Retrofit Bluetooth into older cars by tapping into AUX and microphone
- Build custom OBD-II data logger using SPP profile
- Replace proprietary hands-free system with open-source firmware (possible with CSR BlueSuite)
Windows 10
Getting this device to work can be a rite of passage. Follow this guide carefully. Assume you are using with Delphi AutoCom 2015 (a common pairing). Delphi 100 251 Rev 1.0 Bluetooth
ARM processors
The Rev 1.0 hardware is characterized by its internal dual-board or single-board architecture, typically utilizing and NEC relay chips to ensure stable communication with various vehicle protocols. Delphi 100 251 Rev 1
Safety Precautions
Conclusion
- HCI over UART (115200 baud)
- SPP (Serial Port Profile) for diagnostic tools
- HFP (Hands-Free Profile 1.6) for calls
- A2DP for audio streaming
- AVRCP for basic media control
No, avoid it if:
Plugging the Delphi 100 251 into USB before installing drivers is a recipe for failure. Windows will assign a generic driver, and the Bluetooth function will fail. Retrofit Bluetooth into older cars by tapping into