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Home >> Lexus >> 2012 >> IS 250 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P0190-P062F)) >> SFI System >> DTC P0505: Idle Control System Malfunction >> Typical Enabling Conditions
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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)
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 fuel control)
P014C, P014D, P014E, P014F (A/F sensor - slow response)
P015A, P015B, P015C, P015D (A/F sensor - delayed response)
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)
P0451, P0452, P0453 (EVAP system)
P0500 (Vehicle speed sensor)
P0705 (Shift lever position switch)
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)
Engine Running