CanDo International’s HD CODE II adds a sleek design and color screen to the previous model. The HD CODE II boasts extensive Class 4-8 light-, medium-, and heavy-duty truck coverage for J1587, J1708, and J1939 protocols. It can perform DPF resets and regens for Cummins, Detroit, International, Isuzu, and Fuso. Read and clear DTCs, view freeze frame data, view live data, perform tests such as I/M readiness, MIL status, O2 sensor test, EVAP system test, and much more.