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Home >> Hyundai >> 2008 >> Entourage GLS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 2) >> DTC Troubleshooting Procedures >> DTC P0037 Ho2S Heater Circuit Low (Bank 1/Sensor 2) >> DTC Detecting Condition

DTC P0037 Ho2S Heater Circuit Low (Bank 1/Sensor 2): DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition Possible cause
DTC Strategy
  • Detects a short to ground or open
  • Poor Connection
  • Open in Power Circuit
  • Open or short to ground in control circuit
  • HO2S (B1/S2)
  • PCM
Enable Conditions
  • No disabling Faults Present
  • Engine Running
  • 11V ≤ Ignition Voltage ≤ 16V
Threshold value
  • Short to ground or open circuit
Diagnosis Time
  • Continuous (More than 5 seconds failure for every 10 seconds test)
MIL On Condition
  • 2 Driving Cycles
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