Typical Enabling Conditions
TYPICAL ENABLING CONDITIONS
| Monitor runs whenever following DTCs not present | P0011 (VVT System 1 - Advance) P0012 (VVT System 1 - Retard) P0021 (VVT System 2 - Advance) P0022 (VVT System 2 - Retard) P0031, P0032, P0051, P0052 (A/F sensor heater - Sensor 1) P0037, P0038, P0057, P0058 (HO2 sensor Heater - Sensor 2) P0102, P0103, P010C, P010D (MAF meter) P0115 - P0118 (ECT sensor) P0120 - P0223, P2135 (TP sensor) P0125 (Insufficient ECT for closed loop) P0136, P0156 (HO2 Sensor - Sensor 2) P0171, P0172, P0174, P0175 (Fuel system) P0300 - P0308 (Misfire) P0335 (CKP sensor) P0351 - P0358 (Igniter) P2196, P2198 (A/F sensor - rationality) P2237, P2240 (A/F sensor - open) P2A00, P2A03 (A/F sensor - slow response) |
| Battery voltage | 11 V or higher |
| IAT | -10°C (14°F) or more |
| Engine coolant temperature | 75°C (167°F) or more |
| Atmospheric pressure | 75 kPa (570 mmHg) or more |
| Idling | OFF |
| Engine RPM | Less than 3500 rpm |
| A/F sensor status | Activated |
| Fuel system status | Closed loop |
| Engine load | 10 to 80% |
| When all conditions below are met | Condition 1, 2 and 3 |
| 1 Mass air flow | 3 to 60 g/sec |
| 2 Front catalyst temperature (estimated) | 530 to 800°C (986 to 1472°F) |
| 3 Rear catalyst temperature (estimated) | 410 to 700°C (770 to 1292°F) |
| Rear HO2 sensor monitor | Completed |
| Shift position | 1st or higher |