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Home >> Hyundai >> 2017 >> Azera Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System Diagnosis >> DTC C2227: Excessive Temperature Of Brake Disc >> Component Inspection

Component Inspection

  1. Wait until the brake disc sufficiently gets cold.
  2. IG "OFF".
  3. IG "ON".
  4. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode
  5. Using a GDS, Clear DTC.
  6. Select "Diagnostic Trouble Codes (DTCs)" mode again.
  7. Are any DTCs present?

    YES 

    • Substitute with a known-good HECU and check for proper operation. If problem is corrected, replace HECU and then go to "Verification of Vehicle Repair " procedure.
      NOTE: * In a case of replacing HECU, operate following functions
      1. "Steering Angle Sensor Calibration" for steering angle sensor offset correction (refer to C1261 ) - ESC only
      2. "Longitudinal Sensor Calibration" for Longitudinal sensor offset correction (refer to C1285 ) - ESC only

    NO 

    • Fault is intermittent caused by a poor connection of HECU or was repaired and HECU memory was not cleared. The DTC code can be set by excessive TCS control in normal system status. Go to "Verification of Vehicle Repair " procedure.
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