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Home >> Kia >> 2011 >> Rio Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC P0133: O2 Sensor Circuit Slow Response (Sensor1) >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible Cause
DTC Strategy
  • Response rate
  • Poor connection
  • leak or clog in intake air system
  • Injector
  • Fuel pressure
  • B1S1
  • ECM
Enable Conditions
  • Engine speed 1800~2800rpm
  • Engine load 30~65%
  • Exhaust gas temperature (model) > 450°C (842°F)
Threshold Value
  • Cycle period of B1S1 signal > 3 sec
Diagnostic Time
  • 12 cycle
MIL ON Condition
  • 2 driving cycle

* B1S1 : upstream oxygen sensor/B1S2 : downstream oxygen sensor