Component Inspection

Head Lamp

Automatic Headlamp Leveling System - C1604 ECU Hardware Error Component Inspection

Component Inspection

1. Connect scantool to Data Link Connector (DLC).
2. Engine "ON" and Head lamp"ON"
3. Clear the DTC
4. Is the DTC cleared?






** Headlamp initializing (Must be performed in case of replacing AHLS ECU)




1. Park the vehicle in a flat land and remove all the loads from the vehicle.
2. Connect scantool to Data Link Connector (DLC).
3. Engine "ON" and Head lamp"ON"
4. Check and erase DTC.
5. Select 'HEADLAMP LEVEL INITIALIZING' mode on scantool and press F6 (SET)