AUTOMATIC HEADLIGHT BEAM LEVEL CONTROL SYSTEM(for Single Beam Headlight) DIAGNOSIS SYSTEM


  1. DESCRIPTION


    1. Automatic headlight beam level control system data and Diagnostic Trouble Codes (DTCs) can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the GTS to check for malfunctions and perform repairs.

  2. CHECK DLC3


    1. Check the DLC3.

      Click here

  3. INSPECT AUXILIARY BATTERY VOLTAGE


    1. Measure the auxiliary battery voltage with the power switch off.

      If the voltage is below 11 V, recharge or replace the auxiliary battery.

    2. DIAGNOSIS SYSTEM


      1. A01OC4MC01
      3. *a Headlight Leveling Warning Light
      *b

      Multi-information Display

      (for Optitron Meter Type)

      (for TFT Meter Type, Movable meter ring activated)
      *c

      Multi-information Display

      (for TFT Meter Type, Movable meter ring not activated)

If the automatic headlight beam level control system malfunctions, the headlight leveling warning light illuminates and "Check Headlight System" is displayed on the multi-information display.

Tech Tips

In this case, the headlight leveling ECU assembly stores DTCs.

Click here