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Home >> Kia >> 2012 >> Optima LX, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) - 2.4L - Except HEV >> DTC P0266: Cylinder 2-Injector Circuit Balance (Load Drop Is Detected) >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Erratic Air/Fuel correction value
  1. Fuel leakage or stuck in injector
  2. Air leakage in cylinder
  3. Ignition system error in cylinder
  4. Abnormal compression pressure in cylinder
Enable Conditions
  • Engine coolant temperature is higher than 73°C
  • 1250 RPM < Engine speed < 2688 RPM
  • No disabling faults P0011, P0030, P0106, P0116, P0121, P0131, P0171, P0221 P0261, P0301, P0441, P0562, P0638, P2101, P2192, P2195
Threshold value
G07386434
Diagnostic Time
  • 5 times
Mil on condition
  • 2 Drive Cycles
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