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Home >> Kia >> 2021 >> Rio LX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 6) >> DTC P0134-00: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Electrical inspection
  • Poor connector connection
  • Air leak in intake or exhaust system
  • Faulty upstream O2 sensor
Enable Conditions
  • Closed loop fuel control
  • Battery voltage is 10.7 to 16V
Threshold Value
  • High terminal voltage of signal cable of upstream oxygen sensor is lower than 2.50V
  • Deviation of high terminal voltage and low terminal voltage is lower than 0.003V, when low terminal voltage is less than 0.7V
Diagnostic Time
  • Continuous
MIL ON Condition
  • 3 driving cycles
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