Component Location
General Description

AHLS provides driver with the best visibility by adjusting vertical direction of the headlamp. It consists of ECM, 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

The ECM sets DTC C1255 if the useable range of 90˚ is overridden caused by separation of actuator clamping bolt or lifting of vehicle

DTC Detecting Condition

Item

Detecting Condition

Possible Cause

DTC Strategy

● Leveling road angle check

● When lifted

● Faulty height sensor

Detecting mode

● every 20ms

Threshold value

● Angle >90˚

Schematic Diagram
Яндекс.Метрика