Typical Enabling Conditions
| Monitor runs whenever following DTCs are 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) 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 (HO2 sensor bank 1) P0156, P0157, P0158 (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) P0500 (Vehicle speed 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 |
| ECT | 75°C (167°F) or more |
| Atmospheric pressure | 76 kPa (570 mmHg) or more |
| Idle | OFF |
| Engine RPM | Less than 3200 rpm |
| A/F sensor | Activated |
| Fuel system status | Closed loop |
| Engine load | 10 to 70 % |
| All of the following conditions 1, 2 and 3 are met: | - |
| 1. MAF | 5 to 60 g/sec. |
| 2. Front catalyst temperature (estimated) | 600 to 800°C (1112 to 1472°F) |
| 3. Rear catalyst temperature (estimated) | 100 to 900°C (212 to 1652°F) |
| Rear HO2S monitor | Completed |
| Shift position | 4rd or higher |