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Home >> Kia >> 2007 >> Sedona Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Abs (Anti-Lock Brake System) >> Diagnostic Trouble Code Chart(DTC) >> DTC C1604 Ecu Hardware Error >> DTC Detecting Condition
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DTC C1604 Ecu Hardware Error: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC strategy
  • Internal monitoring
  • Inoperative HECU
Case 1 Monitoring Period
  • Continuous
Enable Conditions
  • If Internal control unit failures of the master/slave processor or peripheral integrated circuits is detected.
Case 2 Monitoring Period
  • Directly after ignition on, during reading of EEPROM-values
Enable Conditions
  • Failure is set if checksum not correct or PSW-EEPROM-Handler reported unknown failure during EEPROM-value reading.
  • If EEPROM reading sequence take longer then 3 s, a failure is set.
Fail Safe
  • The ABS/EBD/ESC functions are inhibited.
  • The ABS/EBD/ESC warning lamps are activated.