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General Information: DTC Detecting Condition

Item Detecting Condition Possible cause
DTC Strategy
  • Voltage Monitoring
  1. Open or short of power supply circuit
  2. Faulty HECU
Case1 (Open) Enable Conditions
  • If the valve relay is switched on and the reference voltage of valve relay < 5±0.5V continuously for 56ms, the failure is detected
Case2 (Short or leakage) Enable Conditions
  • If the valve relay is switched off and voltage of valve relay > 6±0.5V or < 2.5±0.5V continuously for 56ms, the failure is detected
Fail Safe
  • The ABS/EBD/ESC/HAC functions are inhibited
  • The ABS/EBD/ESC warning lamps are activated
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