Monitor Strategy
| Related DTCs | P0037: Heated oxygen sensor heater (sensor 2) range check (low current) P0038: Heated oxygen sensor heater (sensor 2) range check (high current) P0141: Heated oxygen sensor heater performance (sensor 2) P102D: Heated oxygen sensor heater performance (sensor 2) |
| Required Sensors/Components (Main) | Heated oxygen sensor heater (sensor 2) |
| Required Sensors/Components (Related) | - |
| Frequency of Operation | Continuous: P0037, P0038, P102D Once per driving cycle: P0141 |
| Duration | 0.5 seconds: P0037 Within 3 seconds: P0038 10 seconds: P0141 0.5 seconds: P102D |
| MIL Operation | Immediate: P0037, P0038, P102D 2 driving cycles: P0141 |
| Sequence of Operation | None |