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Home >> Hyundai >> 2007 >> Accent GLS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0030 Ho2S Heater Control Circuit (Bank 1 / Sensor 1) >> DTC Detecting Condition
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DTC P0030 Ho2S Heater Control Circuit (Bank 1 / Sensor 1): DTC Detecting Condition

DTC DETECTING CONDITION AND POSSIBLE CAUSE

Item Detecting Condition Possible Cause
DTC Strategy
  • Heater check open
  • Poor connection
  • Open or short to ground in power circuit
  • Open in control circuit
  • B1S1
  • ECM/PCM
Enable Conditions  
Threshold Value
  • Open
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycle

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

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