Diagnosis Procedure

NOTE:

After ICC sensor alignment is performed, the vehicle must be driven at a speed of 4.5 MPH (7.2 km/h) or higher for a minimum of 2 minutes before DTC C1A16 can be cleared.

VISUAL CHECK 1

Check the contamination and foreign matter on the ICC sensor area of the front bumper.

Is contamination or foreign matter present?

YES

Wipe out the contamination and foreign matter on the ICC sensor area of the front bumper.

NO

GO TO STEP 2.

VISUAL CHECK 2
1. Remove the front bumper. Refer to REMOVAL AND INSTALLATION .
2. Check ICC sensor for contamination and foreign matter.
Is contamination or foreign matter present?

YES

Wipe out the contamination and foreign matter from the ICC sensor.

NO

GO TO STEP 3.

VISUAL CHECK 3

Check ICC sensor and ICC sensor bracket for damage or looseness.

Does damage or looseness exist?

YES
1. Repair or replace effected components. Refer to REMOVAL AND INSTALLATION .
2. Perform ICC sensor alignment. Refer to DESCRIPTION .
3. Perform action test. Refer to DESCRIPTION .
NO

GO TO STEP 4.

INTERVIEW
1. Ask if there is any trace of contamination or foreign materials obstructing the ICC sensor area of the front bumper.
2. Ask if ICC sensor area of the front bumper was frosted during driving or if vehicle was driven in snow.
3. Ask if ICC sensor area of the front bumper was temporarily fogged. (Windshield glass may also tend to fog, etc.)
Is any of above conditions seen?

YES

Explain to the customer about the difference between the contamination detection function and the indication when the malfunction is detected and tell them "This is not malfunction".

NO
1. Perform ICC sensor alignment. Refer to DESCRIPTION .
2. Perform action test. Refer to DESCRIPTION .
3. GO TO 5.

CHECK ADAS CONTROL SELF-DIAGNOSIS RESULTS

Check if the "C1A16" is detected in "Self Diagnostic Result" of "ICC/ADAS"

Is "C1A16"?

YES

Replace the ICC sensor. Refer to REMOVAL AND INSTALLATION .

NO

Inspection End.