If the AHLS(Auto Headlamp Leveling System) ECU sensor's output reachs specified threshold value, the AHLS ECU sets DTC C1381.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Check angle of the height sensor | 1. Foor Connection 2. Damaged Wiring 3. AHLS ECU |
Enable Conditions |
•
IG KEY ON. | |
Threshold Value |
•
Hall-IC(Hall Effect switch) output is under 5% or over 95%. | |
Detecting Time |
•
2 ± 0.4 Sec. |
