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Home >> Hyundai >> 2017 >> Accent Value Edition >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (1 Of 3) >> DTC P0037: HO2S Heater Control Circuit Low (Bank 1/Sensor 2) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

DTC DETECTING CONDITIONS AND POSSIBLE CAUSES

Item Detecting Condition Possible Cause
DTC Strategy
  • Heater check low
  1. Poor connection
  2. Short to ground in control circuit
  3. S2
Enable Conditions
  • IG ON
Threshold Value
  • Short to ground
Diagnostic Time
  • Continuous
MIL ON Condition
  • 2 driving cycle

* S1: upstream oxygen sensor/S2: downstream oxygen sensor

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