The external Bluetooth adapter with USB extension cable will solve Bluetooth OBD adapter connection issues. It will also increase the data rate in comparison to the Bluetooth adapter integrated in a DC1 dyno controller. It’s a great accessory when placing a DC1 controller inside a metal cabinet.
High speed Bluetooth 4.0 + EDR adapter class 2
Compatible with Bluetooth 3.0, 2.1, 2.0 and 1.2
Extension cable length: 1.5m
To enable external Bluetooth adapter, the following line must be added to /boot/config.txt: