Symptom: ECU upgrade in progress, error code [0013-00-000]
Cause: The errocde occurs when the ECU upgrade AUTO MODE determines the target and the ROM ID check communication fails.
1. If there is no history of ECU upgrade, it is necessary to connect the diagnostic device and check the normal display of the sensor output of the target controller.
2. If there is a history of failure by performing ECU upgrade, ECU recovery is required by ECU upgrade through manual mode.