Driver Assistance System

THE SYSTEM DOES NOT DETECT THE VEHICLE AHEAD AT ALL

Description

When ICC system is active, the ICC system does not perform any control even though there is a vehicle ahead.


Diagnosis Procedure


1. CHECK ICC SYSTEM DISPLAY ON INFORMATION DISPLAY

1.Start the self-diagnosis mode of combination meter. Refer to "Description" Description.
2.Check that the information display turns ON normally.
Is the inspection result normal?
YES- GO TO 2.
NO- Replace the combination meter.

2. VISUAL CHECK (1)

Check for contamination and foreign material on the millimeter wave sensor area of the front bumper.
Do foreign material exist?
YES- GO TO 4.
NO- GO TO 3.

3. VISUAL CHECK (2)

1.Remove the front bumper. Refer to "Removal and Installation" Removal and Installation.
2.Check millimeter wave sensor for contamination and foreign material.
Does foreign material exist?
YES- GO TO 4.
NO- GO TO 5.

4. CLEAN DIRT AND FOREIGN MATERIAL

Clean the contamination and foreign material from the area around from the millimeter wave sensor.
- GO TO 9.

5. VISUAL CHECK (3)

Check millimeter wave sensor for cracks and/or scratches.
Are there cracks?
YES- GO TO 7.
NO- GO TO 6.

6. MILLIMETER WAVE SENSOR ALIGNMENT ADJUSTMENT

1.Install the front bumper. Refer to "Removal and Installation" Removal and Installation.
2.Adjust the millimeter wave sensor alignment. Refer to "Description" Description.
3.Perform ICC system action test. Refer to "Description" DCA.
4.Check that the vehicle ahead detection performance improves.
Does it improve?
YES- INSPECTION END
NO- GO TO 8.

7. REPLACE MILLIMETER WAVE SENSOR

1.Replace the millimeter wave sensor. Refer to "Removal and Installation" Removal and Installation.
2.Adjust the millimeter wave sensor alignment. Refer to "Description" Description.
3.Perform ICC system action test. Refer to "Description" DCA.
4.Check that the vehicle ahead detection performance improves.
Does it improve?
YES- Inspection End.
NO- GO TO 8.
Revision: March 20122013 Infiniti JX

8. REPLACE ADAS CONTROL UNIT

Replace the ADAS control unit. Refer to "Removal and Installation" Removal and Installation.
- GO TO 9.

9. CHECK DCA SYSTEM

1.Erase "self-diagnosis result", and then perform "All DTC Reading" again after performing the action test.
(Refer to "Description" DCA for action test.)
2.Check that the ICC system is normal.
- INSPECTION END
Revision: March 20122013 Infiniti JX