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Home >> Genesis >> 2018 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis - 5.0L (2 Of 3) >> DTC P050A: Cold Start Idle Air Control System Performance >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitor the spark timing
  1. Intake system for blockage
  2. Throttle plate for carbon deposits
Enable Condition
  • Vehicle speed = 0mph
  • Accel. Pedal = 0%
  • Coolant temperature at start is between -8°C (17.6°F) and 39°C (102.2°F)
  • Intake air temperature is higher than -10°C (14°F).
Threshold Value Case 1
  • Desired engine speed is over 100 RPM greater than actual engine speed or Actual Idle torque is 10Nm higher than Idle torque
Case 2
  • Desired engine speed is over 200 RPM lower than actual engine speed or Actual Idle torque is 20Nm lower than Idle torque
Case 3
  • Fuel cut-off is higher than 3 times
Diagnostic Time
  • 8 sec
MIL On Condition
  • 2 Drive Cycle