DCA

THE SYSTEM DOES NOT DETECT THE VEHICLE AHEAD AT ALL


Description

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




THE SYSTEM DOES NOT DETECT THE VEHICLE AHEAD AT ALL


Diagnosis Procedure

1.CHECK INFORMATION DISPLAY
1. Start the self-diagnosis mode of combination meter. CONSULT-III Function.
2. Check that the segment of information display is displayed normally.
Is the inspection result normal?
YES - GO TO 2.
NO - Replace the combination meter.
2.VISUAL CHECK (1)
Check ICC sensor integrated unit body window for contamination and/or foreign materials.
Do foreign materials adhere?
YES - GO TO 3.
NO - GO TO 4.
3.WIPE OUT DIRT AND FOREIGN MATERIALS
Wipe out the contamination and/or foreign materials from the ICC sensor integrated unit body window.
- GO TO 7.
4.VISUAL CHECK (2)
Check ICC sensor integrated unit body window for cracks and/or scratches.
Are there cracks?
YES - GO TO 6.
NO - GO TO 5.
5.LASER BEAM AIMING ADJUSTMENT
1. Adjust the laser beam aiming. Description.
2. Perform action test. DCA.
3. Check that the vehicle ahead detection performance improves.
Does it improve?
YES - INSPECTION END
NO - GO TO 6.
6.REPLACE ICC SENSOR INTEGRATED UNIT
1. Replace the ICC sensor integrated unit. Exploded View.
2. Adjust the laser beam aiming. Description.
- GO TO 7.
7.CHECK DCA SYSTEM
1. Erase "self-diagnosis result", and then perform "All DTC Reading" again after performing the action test.
( DCA for action test.)
2. Check that the DCA system is normal.
- INSPECTION END