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Home >> Kia >> 2016 >> Cadenza Base >> Repair and Diagnosis >> Steering >> Motor Driven Power Steering System Diagnosis >> DTC C1604: ECU Hardware Error >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible cause
DTC Strategy
  • Check ECU H/W
  1. Faulty MCU
  2. Faulty memory
  3. Sensor/motor breakdown accumulation
Enable conditions
  • IG ON.
Threshold value
  • ECU H/W error occurs.
Fail Safe
  • EPS warning lamp "ON", EPS control is inhibited.
Restoration Conditions
  • Fault is cleared on next ignition cycle.