DTC C1106[97] Dirt Blockage (Radar Sensor (Left))

1. Radar sensor system check

Refer to "75.Driver Assistance System 10W.Troubleshooting(Radar Sensor (Left)) Diagnostic system check-radar sensor system".

2. Current DTC check

1) Connect the scan tool.

2) Turn ON the ignition switch.

3) Observe the DTC information with a scan tool. Is a DTC set?

Yes

=>Go to Radar sensor inspection.

No

=>Go to Repair verification.

3. Radar sensor inspection

1) Inspect the radar sensor (Left), radar sensor (Right), and rear step bumper (inside/outside) for the following. Is the result normal?

Yes

=>Go to Current DTC follow-up check.

No

Clean the radar sensor (Left), radar sensor (Right), and rear step bumper (inside/outside).

=>Go to Repair verification.

4. Current DTC follow-up check

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. Is a DTC set?

Yes

=>Go to Radar sensor (Left) and radar sensor (Right) replacement.

No

=>Go to Repair verification.

5. Radar sensor (Left) and radar sensor (Right) replacement

Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. radar sensor removal".

Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. radar sensor installation".

Refer to "9.Body, Cab, Accessories 9E.Instrumentation, Driver Info. radar sensor setting".

Procedure completion

=>Go to Repair verification.

6. Repair verification

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.