FixVault

DTC Detection Logic

DTC No. Trouble diagnosis name
(Trouble diagnosis content)
DTC detecting condition Possible cause
U0293 LOST COMM (HV ECU)
(Lost communication with HPCM)
ECM cannot receive a CAN communication signal from HPCM for 2 seconds or more in a row. Harness or connectors
(CAN communication line is open or shorted)
ECM cannot receive a CAN communication signal from HPCM for a short period of less than 2 seconds. Harness or connectors
(Intermittent malfunction in the CAN communication circuit)