General Information

Auto Headlamp Leveling
C1258 Magnet Setting Error - General Information

Component Location





General Description

AHLS provides driver with the best visibility by adjusting vertical direction of the headlamp. It consists of AHLS ECU, Linkage and actuator. The height sensor measures the angular displacement of lever by measuring the magnetic field of stator parts formed by rotation of rotor.

DTC Description

To set the value of the initial position sensor, must be set the position between Magnet and Hall sensor.Otherwise it detects the DTC C1258.

DTC Detecting Condition





Diagnostic Circuit Diagram