For AFLS(Adaptive Front-Lighting System), when driving at night , It provides for optimum headlamp intelligent headlamp system for various driving status. Each of the headlamps to investigate vertical and horizontal beam pattern is controlled by varying the driver to provide the best view. The system configuration is AFLS ECU, garage sensors and actuators which drives up and down(Leveling Actuator-Intelligent Stepper Motor).
AFLS ECU checks a height sensor and sets the DTC B1953 for missing a signal of height sensor.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Signal monitoring | 1. Height sensor circuit Open/Short 2. Height sensor not installed properly 3. Height sensor 4. AFLS ECU |
Enable Conditions |
•
IG ON and Engine on | |
Threshold Value |
•
Missing a signal of Height sensor(Front & Rear). | |
Detecting time |
•
5sec | |
Check Lamp |
•
No |
