DTC P0036 Ho2S Heater Control Circuit (Bank 1/Sensor 2): DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible Cause |
| DTC Strategy |
- Evaluate O2 sensor element temperature via measuring element resistance
|
- Related fuse blown or missing
- Heater control circuit open or short
- Power supply circuit open or short
- Contact resistance in connectors
- Faulty HO2S
|
| Enable Conditions |
- O2 Sensor preheating and full heating phases finished
- 1 % < O2 Sensor Heater PWM < 99%
- Time after start elapsed: 240 sec
- 11V < Battery voltage < 16V
- Exhaust gas temp. model < 650°C (1,202°F)
- No relevant failure
|
| Threshold Value |
- O2 sensor Element Resistance > 1100 Ohm (Element Temperature < 550°C(1022°F))
|
| Diagnostic Time |
|
| Fail Safe |
- EVAP emission control function is controlled in minimum operation mode
|
| Mil On Condition |
|