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Home >> Kia >> 2024 >> EV6 Light >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> SBW Control Unit Diagnosis >> DTC P28E5-77: Shift Motor Performance >> DTC Information >> DTC Detecting Condition
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Signal monitoring
  • Poor connector connection
  • Faulty the SBW actuator
  • Faulty the position sensor
  • Faulty the SCU
Enable Condition
  • Ignition "ON" (diagnose even when EV mode "ON")
  • Auxiliary battery voltage is more than 10V
  • SBW actuator position sensor normal
  • SBW motor system normal
Threshold Value
  • Target duty is greater than 0 but the change in motor position is reduced or the target duty is less than 0%, but the change in motor position increases
  • When the position sensor standards motor system is operated in reverse direction. - greater than 10%
Fail Safe
  • Before threshold value: maintain previous signal
  • After threshold value
    • maintain current gear, Display of SBW system warning statements at D/N/R signal
    • "P" range: EPB, parking warning statement set
MIL ON Condition
  • 2 driving cycles