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Home >> Genesis >> 2024 >> GV70 2.5T >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Integrated Led Headlamp Control Unit_LH Diagnosis >> DTC B1637-54: System Not Initialized >> DTC Information And Inspection >> Inspection Guide

Inspection Guide

  1. If the automobile high sensor is not calibrated, AFS will illuminate on cluster.
  2. Calibrate the automobile high sensor using GDS.
    • If one automobile high sensor is installed, Calibrate automobile high sensor from LH controller.
    • If two automobile high sensors are installed, Calibrate automobile high sensors from LH/RH both controller.
    • During calibration of automobile high sensor, satisfy the condition listed below;
      1. Unload the whole baggage from the vehicle.
      2. Locate the vehicle on the level ground.
      3. With an occupant in driver's seat, calibrate the vehicle.
  3. See if AFS warning lamp is off.
  4. If AFS warning lamp keeps on, check the connection of automobile-high sensor (including road) and contact of connectors.
    • After checking proper installation of automobile-high sensor, try "Inspection guide" again.