Bosch DiagnosticTool 3 17.9.3 FULL
Bosch DiagnosticTool 3 (v17.9.3) is official dealer-level service and engineering software used to maintain, configure, and flash e-bikes equipped with the
Bosch Smart System (BES3).
- Target Hardware: Connects directly via USB-C to BES3 controllers (LED Remote, System Controller, Purion 200) to service drive units (Performance Line CX), PowerTube/PowerPack batteries, and displays.
- Core Functions: DTC fault code diagnosis/clearing, firmware updating, component pairing (e.g., ConnectModule GPS), light port activation, and battery health/capacity reporting.
- Platform Specs: A 64-bit Windows binary (~350–500 MB base installer; ~1.5–2.5 GB with offline firmware containers).
- Access Control: Restricted to authorized Bosch workshops via cloud authentication (SingleKey ID).