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Home >> Lexus >> 2012 >> IS 250 Base, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0190-P062F)) >> SFI System >> DTC P050A: Cold Start Idle Air Control System Performance >> Typical Enabling Conditions
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Typical Enabling Conditions

Monitor runs whenever following DTCs are not present P0010, P0020 (Camshaft timing oil control valve assembly (bank 1, 2))
P0011, P0021 (VVT system (bank 1, 2) - advance)
P0012, P0022 (VVT system (bank 1, 2) - retard)
P0013, P0023 (Exhaust camshaft timing oil control valve assembly (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)
P0102, P0103 (Mass air flow meter)
P0115, P0117, P0118 (Engine coolant temperature sensor)
P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135 (Throttle position sensor)
P0125 (Insufficient engine coolant temperature for closed loop fuel control)
P014C, P014D, P014E, P014F (Air fuel ratio sensor - slow response)
P015A, P015B, P015C, P015D (Air fuel ratio sensor - delayed response)
P0171, P0172, P0174, P0175 (Fuel system)
P0301, P0302, P0303, P0304, P0305, P0306 (Misfire)
P0335 (Crankshaft position 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)
P0705 (Shift lever position switch)
P2195, P2196, P2197, P2198 (Air fuel ratio sensor - rationality)
P2237, P2240 (Air fuel ratio sensor - open)
P2238, P2241, P2252, P2255 (Air fuel ratio sensor - low impedance)
P2239, P2242, P2253, P2256 (Air fuel ratio sensor - high impedance)
Battery voltage 8 V or more
Time after engine start 3 seconds or more
Starter Off
Engine coolant temperature at engine start -10°C (14°F) or more
Engine coolant temperature -10°C (14°F) or more, and less than 60°C (140°F)
Engine idling time 3 seconds or more
Fuel-cut Off
Vehicle speed Less than 3 km/h (1.875 mph)
Time after shift position changed 1 second or more
Atmospheric pressure 76 kPa(abs) [570 mmHg(abs)] or more