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Home >> Hyundai >> 2015 >> Azera Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System Diagnosis >> DTC C2130: Brake Lamp Relay Error >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

Item Detecting Condition Possible cause
DTC Strategy
  • Voltage Monitoring
  1. Open or short in the brake lamp relay (DBC relay) circuit
  2. Faulty brake lamp relay (DBC relay)
Enable Conditions
  • When DBC brake lamp relay drive OFF
    • If the monitor of DBC Brake Lamp Drive is ON for 500ms, The failure is recognize
    • If the monitor of DBC Brake Lamp Relay is different from BLS signal for 3sec, The failure is recognized
  • When DBC brake lamp relay drive ON
    • If the monitor of DBC Brake Lamp Drive is OFF for 500ms, The failure is recognized
    • If the monitor of DBC Brake Lamp Relay is OFF for 500ms, The failure is recognized
Fail Safe
  • Inhibit the DBC control and allow the ABS/EBD/ESC control
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