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Home >> Kia >> 2021 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (4 Of 6) >> DTC P050A-00: Cold Start Idle Air Control System Performance >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy Case 1
  • Monitoring the engine speed
  • Poor connector connection
  • Deposit intake or exhaust system
  • Vacuum leaks
  • Faulty throttle body
Case 2, 3
  • Monitor the abnormal fuel-cut
Enable Conditions
  • Vehicle speed is 0Km/h (0mph)
  • Acceleration pedal is 0%
  • Catalyst heating activation
* Catalyst heating activation condition
  • Coolant temperature of engine start is -12°C to 42°C (10.4°F to 107.6°F)
  • Intake temperature is higher than -12°C (10.4°F)
  • Barometric pressure is higher than 74.5kPa
Threshold Value Case 1
  • Deviation of target RPM and actual RPM is higher than 100 RPM
  • Deviation of maximum idle torque and idle torque is lower than 10Nm
Case 2
  • Deviation of actual RPM and target RPM is higher than 200 RPM
  • Deviation of maximum idle torque and idle torque is lower than 20Nm
Case 3
  • Fuel-cut (3 times)
Diagnostic Time
  • 8s
MIL ON Condition
  • 2 driving cycles