Vespa Diag

Contains adsIn-app purchases
100+
Downloads
Content rating
Everyone
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About this app

For Piaggio bikes and scoots with an MIU G4 ECU.
eg Vespa GTS 300HPE, Beverly 400HPE, MP3 310HPE, MotoGuzzi V7 E5.

*** A cable is needed. See https://steelbytes.com/vespadiag/cable/

* DTC reading & clearing
* Live data
* Piaggio proprietary commands
* Read and Write BIN (maps)
* Read and Write EEPROM (key codes etc)
* Clear keys and remove speed limit

Note: This app does not collect data even though Google insists that I do.
Updated on
Apr 17, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
Data can’t be deleted

App support

About the developer
Louis Solomon
louis@steelbytes.com
8 Peers St Richmond VIC 3121 Australia