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Home >> Hyundai >> 2021 >> Accent Limited >> 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 And Inspection >> DTC Detecting Condition
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DTC Information And Inspection: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Rationality check
  1. Poor connection
  2. Open or short in signal circuit
  3. S1
Prerequisite Conditions
  • Dew point end detected
  • Fuel feed back control active
  • Battery voltage is higher than 11V
  • Exhaust Gas temperature is between 280°C and 800°C
  • No injector error
  • No upstream O2 sensor heater error
Threshold Value
  • Sensor voltage: 0.4~0.6V
Diagnostic Time
  • 5 sec
MIL
  • 2 Driving cycle
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