The Integrated Charge Control Unit, or ICCU, is a vehicle control component that manages charging-related functions in an electric vehicle. Depending on the platform, it can help coordinate power conversion, charging behavior, and related control signals between the vehicle and its electrical systems. In modern EVs, the ICCU is part of the software-driven hardware stack, so faults are often detected through diagnostic logs rather than visible damage.
For cyber security, the ICCU matters because charging and power-management components are valuable targets for tampering, misconfiguration, or unauthorized access. Attackers may try to interfere with firmware, exploit exposed diagnostics, or abuse telemetry that reveals system state. Defenders use authenticated service tools, access controls, and logging to spot abnormal behavior and support troubleshooting. In practice, the ICCU is less about a single “hackable part” and more about the security of the vehicle’s charging-control pathway and the data recorded around it.