FixVault

General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

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