Typical Enabling Conditions
| Monitor runs whenever following DTCs not present | P0010, P0020 (OCV bank 1, 2) P0011, P0021 (VVT system bank 1, 2 - advance) P0012, P0022 (VVT system bank 1, 2 - retard) P0013, P0023 (Exhaust OCV bank 1, 2) P0014, P0024 (Exhaust VVT system bank 1, 2 - advance) P0015, P0025 (Exhaust VVT system bank 1, 2 - retard) P0016, P0018 (VVT system bank 1, 2 - misalignment) P0017, P0019 (Exhaust VVT system bank 1, 2 - misalignment) P0031, P0032, P0051, P0052 (A/F sensor heater) P0037, P0038, P0057, P0058 (HO2 sensor heater) P0100, P0102, P0103 (MAF meter) P0115, P0117, P0118 (ECT sensor) P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (TP sensor) P0125 (Insufficient ECT for closed loop) P0136, P0137, P0138. P0139 (HO2 sensor bank 1) P0156, P0157, P0158. P0159 (HO2 sensor bank 2) P0171, P0172, P0174, P0175 (Fuel system) P0301, P0302, P0303, P0304, P0305, P0306 (Misfire) P0335 (CKP sensor) P0340, P0342, P0343, P0345, P0347, P0348 (VVT sensor) P0351, P0352, P0353, P0354, P0355, P0356 (Igniter) P0365, P0367, P0368, P0390, P0392, P0393 (Exhaust VVT sensor) P0606 (HO2 sensor - sensor 2) P2195, P2196, P2197, P2198 (A/F sensor - rationality) P2237, P2240 (A/F sensor - open) P2238, P2241, P2252, P2255 (A/F sensor - low impedance) P2239, P2242, P2253, P2256 (A/F sensor - high impedance) P2A00, P2A03 (A/F sensor - slow response) |
| Battery voltage | 11 V or more |
| IAT | -10°C (14°F) or more |
| Engine coolant temperature | 75°C (167°F) or more |
| Atmospheric pressure | 70 kPa (525 mmHg) or more |
| Idling | OFF |
| Engine RPM | Less than 3200 rpm |
| A/F sensor | Activated |
| Fuel system | Closed loop |
| Engine load | 10 to 75% |
| All of the following conditions are met | Condition 1, 2 and 3 |
| 1. MAF | 5 to 45 g/sec. |
| 2. Front catalyst temperature (estimated) | 620 to 800°C (1148 to 1472°F) |
| 3. Rear catalyst temperature (estimated) | 620 to 800°C (1148 to 1472°F) |
| Rear HO2 sensor monitor | Completed |
| Shift position | 4th or more |