Typical Enabling Conditions
WARNING: This page is about a different car, the 2024 Lexus TX 550h+. However, it is still accessible from the selected car via links, so may be relevant.
P0400, P0401, P0402
| Monitor runs whenever the following DTCs are not stored | P0010, P0020 (VVT oil control solenoid) P0011, P0021 (VVT system - advance) P0012, P0022 (VVT system - retard) P0013, P0023 (Exhaust VVT oil control solenoid) P0014, P0024 (Exhaust VVT system - advance) P0015, P0025 (Exhaust VVT system - retard) P0016, P0018 (VVT system - misalignment) P0017, P0019 (Exhaust VVT system - misalignment) P0031, P0032, P0051, P0052, P101D, P103D (Air fuel ratio sensor (sensor 1) heater) P0101, P0102, P0103 (Mass air flow meter) P0106, P0107, P0108 (Manifold absolute pressure) P0112, P0113 (Intake air temperature sensor) P0116, P0117, P0118 (Engine coolant temperature sensor) P0125 (Insufficient coolant temperature for closed loop fuel control) P011B (Engine coolant temperature/intake air temperature sensor correlation) P0121, P0122, P0123, P0222, P0223, P2135 (Throttle position sensor) P014C, P014D, P014E, P014F, P015A, P015B, P015C, P015D, P2195, P2196, P2197, P2198, P2237, P2238, P2239, P2240, P2241, P2242, P2252, P2253, P2255, P2256 (Air fuel ratio sensor (sensor 1)) P0327, P0328, P0332, P0333 (Knock control sensor) P0351, P0352, P0353, P0354, P0355, P0356 (Igniter) P0335, P0337, P0338 (Crankshaft position sensor) P0340, P0342, P0343, P0345, P0347, P0348 (VVT sensor) P0365, P0367, P0368, P0390, P0392, P0393 (Exhaust VVT sensor) P0403 (EGR control circuit) P0657, P0658, P2102, P2103, P2111, P2112, P2119 (Throttle actuator) P0171, P0172, P0174, P0175 (Fuel system) P106A (Evaporative emission control system pressure sensor - manifold pressure sensor correlation) P11EA, P11EB, P11EC, P11ED, P11EE, P11EF, P11F0, P11F1, P219A, P219B, P219C, P219D, P219E, P219F, P21A0, P21A1 (Air-fuel ratio imbalance) P2228, P2229 (Atmospheric pressure sensor) |
| Time after engine started | 3 seconds or more |
| Time after engine fuel cut | 2.24 seconds or more |
| Engine speed | 950 to 1400 rpm |
| Vehicle speed | 21 km/h (13 mph) or more |
| Engine coolant temperature | 75°C (167°F) or higher |
| Auxiliary battery voltage | 11 V or higher |
| Intake air temperature | -10°C (14°F) or higher |
| Atmospheric pressure | 76 kPa(abs) [11.02 psi(abs)] or higher |