Symptom 8 the System Does Not Detect the Vehicle Ahead at All

TROUBLE DIAGNOSIS FOR SYMPTOMS


Symptom 8 the System Does Not Detect the Vehicle Ahead at All

1.CHECK DISPLAY
Check if dot matrix LCD in the combination meter illuminate. Self-Diagnosis Mode of Combination Meter.
OK or NG
OK - GO TO 2.
NG - Check combination meter. Trouble Diagnosis
2. VISUAL CHECK 1
Check ICC sensor integrated unit body window for contamination and foreign materials.
Is it found?
YES - 1. If any, remove them.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
NO - GO TO 3.
3.VISUAL CHECK 2
Check ICC sensor integrated unit body window for cracks and scratches.
Is it found?
YES - 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
NO - GO TO 4.
4.ADJUST LASER BEAM AIMING
1. Adjust laser beam aiming. Outline Preparation Outline of Adjustment Procedure Setting the ICC Target Board.
2. Perform ICC system running test. Check if preceding vehicle detection performance has been improved.
Is it improved?
YES - INSPECTION END
NO - 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.