M-JET Diagnostic connects to your Sea-Doo via the M-JET Bluetooth adapter and gives you direct access to your watercraft's control units — no dealer visit required.Read and clear diagnostic trouble codes (DTCs) across all detected ECUs, with detailed descriptions so you understand exactly what each code means. Run service functions like throttle position reset, maintenance counter reset, and IBR (intelligent brake & reverse) calibration and lock control. Test individual ignition coils and injectors safely, with automatic re-enable after each test.Manage your DESS keys: view active keys, learn new ones, change key types, and remove keys you no longer need. Keep your adapter firmware current with built-in over-the-air updates, including an optional beta channel for early access.Features at a glance:
Read & clear fault codes (DTCs) with descriptions
Multi-ECU support with automatic detection
Service resets: throttle, maintenance, IBR calibration
Coil & injector testing with safety auto-shutoff
DESS key management (learn, delete, change type)
Over-the-air firmware updates
Available in German, English, Spanish, French, Italian and Portuguese
Clean, dark interface optimized for the dock
Requires the M-JET Bluetooth diagnostic adapter and a compatible Sea-Doo. Bluetooth and the relevant permissions are needed to connect.M-JET is an independent product and is not affiliated with, endorsed by, or sponsored by BRP Inc. or Sea-Doo.