The AEB produces warning messages and warning alarms in accordance with the collision risk levels of followings like vehicle’s sudden braking in front or lack of vehicle to vehicle distance. Also, it controls the brakes in accordance with the collision risk levels.
Forward Warning (1st warning)

The warning message appears on the LCD display with the warning alarms.
Collision Warning (2nd warning)

Emergency braking (3rd warning)

System setting The driver can activate the AEB by placing the ignition switch to the ON position and by selecting 'User Settings', 'Driving Assist', and 'Autonomous Emergency Braking System'.
In an urgent situation, the braking system enters into the ready status for prompt reaction against the driver’s depressing the brake pedal.
Repair procedures Inspection 1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS/GDS).The diagnostic system (KDS/GDS) provides the following information.(1)Self diagnosis : Checking failure and code number (DTC)(2) Current data : Checking the system input/output data state (3)Actuation
Repair procedures Inspection Self Diagnosis With Scan Tool It will be able to diagnose defects of SMART KEY system with KDS/GDS quickly. KDS/GDS can operates actuator forcefully, input/output value monitoring and self diagnosis. The following three features will be major problem in SMART KEY system.