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Home >> Kia >> 2004 >> Rio Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Fuel System & Fault Isolation >> DTC Troubleshooting >> DTC P0134: Ho2S Circuit No Activity Detected (Bank 1, Sensor 1) >> 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  
Case 1) DTC Strategy
  • Signal stroke rationality
  • Related fuse blown or missing
  • Contact resistance in connectors
  • HO2S contamination
Enable Conditions
  • Nominal heating phase
  • Signal stroke valid
  • Lambda controller not on the limit
  • No relevant failure
  • Battery voltage > 10V
  
Threshold Value
  • O2 sensor signal stroke < 0.25V
Diagnostic Time
  • 10 sec. Continuous
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