LIN (Local Interconnect Network) isdirect communication system to low-cost for electric system of vehicle.height sensor signal, vehicle speed, steering angle sensor signal are input to AFLS ECU to find out of headlamp position and AFLS ECU drive actuators through LIN communication.AFLS(Adaptive Front-Lighting System) drive Leveling Actuator-Intelligent Stepper Motor for adjusting up and down, and Swivel Actuator for adjusting right and left side.
AFLS ECU set this code If critcal faulty in LIN communication for Swivel Actuator of left side headlamp.
Item
Detecting Condition
Possible Cause
DTC Strategy
Signal monitoring
LIN communication circuit open
Faulty in Headlamp
Enable Conditions
IG ON
Threshold Value
LIN communication(Left side) error of Swivel Actuator
Detecting time
1sec
Fail Safe
Leveling -2.8% down
Before Swivelling initialization : stop at present status. After Swivelling initialization : move to 0° position
Check Lamp
AFLS OFF lamp blinks