DTC B2505: ECU internal error (EEPROM) fault: Diagnosis

Recheck for diagnostic trouble code  .

Check again if the DTC is set in the camera-ECU.

1. Erase the DTC.
2. Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
3. Check if DTC is set.

Q: Is the DTC set? 

YES  : Replace the camera-ECU.

NO  : The trouble can be an intermittent malfunction (Refer to HOW TO COPE WITH INTERMITTENT MALFUNCTION ).