Typical Enabling Conditions
| Monitor runs whenever following DTCs not present | P0010 (VVT oil control valve bank 1) P0011 (VVT system bank 1 - Advance) P0012 (VVT system bank 1 - Retard) P0016 (VVT system bank 1 - Misalignment) P0031, P0032, P101D (Air fuel ratio sensor heater - Sensor 1) P0037, P0038, P102D (Heated oxygen sensor heater - Sensor 2) P0102, P0103 (Mass air flow meter) P0107, P0108 (Manifold absolute pressure) P0115, P0117, P0118 (Engine coolant temperature sensor) P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (Throttle position sensor) P0125 (Insufficient coolant temperature for closed loop fuel control) P0136, P0137, P0138, P0139, P0606, P0607 (Rear oxygen sensor - Sensor 2) P014C, P014D (Air fuel ratio sensor - Slow response) P015A, P015B (Air fuel ratio sensor - Delayed response) P0171, P0172 (Fuel system) P0301, P0302, P0303, P0304 (Misfire) P0335 (Crankshaft position sensor) P0340 (Camshaft position sensor) P0351, P0352, P0353, P0354 (Igniter) P0401 (EGR system (Closed)) P2195, P2196 (Air fuel ratio sensor - Rationality) P219A (Air fuel ratio sensor - Imbalance) P2237 (Air fuel ratio sensor - Open) P2238, P2252 (Air fuel ratio sensor - Low impedance) P2239, P2253 (Air fuel ratio sensor - High impedance) |
| Auxiliary battery voltage | 11 V or more |
| Intake air temperature | -10°C (14°F) or higher |
| Engine coolant temperature | 75°C (167°F) or higher |
| Atmospheric pressure | 76 kPa (570 mmHg) or higher |
| Idling | OFF |
| Engine speed | Less than 4000 rpm |
| Air fuel ratio sensor | Activated |
| Fuel system status | Closed loop |
| Engine load | 10 to 70% |
| All of the following conditions (a), (b) and (c) are met | - |
| (a) Mass air flow rate | 2.5 to 50 gm/sec |
| (b) Front catalyst temperature (estimated) | 520 to 770°C (968 to 1418°F) |
| (c) Rear catalyst temperature (estimated) | 450 to 700°C (842 to 1292°F) |