Refer to "75.Driver Assistance System 10W.Troubleshooting(Stereo Camera) diagnostic system check-stereo camera".
1) Connect the scan tool.
2) Turn ON the ignition switch.
3) Observe the EHCU DTC information with a scan tool. Is a DTC set?
Yes
Go to the applicable DTC diagnosis.
No
1) Clear the DTC with a scan tool.
2) Turn OFF the ignition switch for 30 seconds or more.
3) Turn ON the ignition switch.
4) Observe the DTC information with a scan tool.