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Home >> Kia >> 2020 >> Cadenza Technology >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> SBW Control Unit Diagnosis >> DTC P28E4-19: SBW Over Current Detection >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Current monitoring
  • Poor connector connection
  • Short to ground in SBW actuator U/V/W circuit
  • Faulty the SBW actuator
  • Faulty the SCU
Enable Condition
  • Ignition "ON".
  • Battery voltage is greater than 10V
Threshold Value
  • If the feedback current is greater than 8A
Detecting Time
  • 5s
MIL ON Condition
  • 2 driving cycles
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