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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) (PHEV) >> 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
  • Monitoring the Actual Idle Speed Deviation From the Target Engine Speed
  1. Poor Connector Connection
  2. Restricted Intake or Exhaust System
  3. Vacuum Leaks
  4. Faulty Throttle Body
Enable Conditions
  • Engine Coolant Temp. at start higher than 14°F (-10°C) and lower than 91.4°F (33°C)
  • 5s after engine start
  • Pedal value less than 0.01% (pedal sensor 1 voltage 0.859V, not pushed at all)
Threshold Value
  • Deviation of Target RPM and Current RPM higher than 270 RPM
  • Deviation of Current RPM and Target RPM higher than 200 RPM
Diagnostic Time
  • 20s
Mil On Condition
  • 2 Driving Cycle