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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
- Engine Running
- 11V ≤ Battery 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 |
|