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Home >> Scion >> 2014 >> FR-S Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P000A-U015B) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem [07/2013 - 12/2013] >> Typical Enabling Conditions
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Typical Enabling Conditions

ALL

Monitor runs whenever following DTCs not stored P0068, P0107, P0108 (Manifold absolute pressure (MAP) sensor)
P0102, P0103 (Mass air flow (MAF) sensor)
P0117, P0118, P0125 (Engine coolant temperature (ECT) sensor)
P0122, P0123, P0222, P0223 (Throttle position sensor)
P0335, P0336 (Crankshaft position sensor)
P0340, P0345 (Camshaft position sensor - Intake with variable valve timing (VVT))
P0341, P0346 (Camshaft Position Sensor - Intake with Variable Valve Timing (VVT))
P0366, P0391 (Camshaft Position Sensor - Exhaust with Variable Valve Timing (VVT))
P0506, P0507 (Idle speed control (ISC))
P0604 (RAM in ECM)
P0605 (ROM in ECM)
P1160 (Throttle return spring)
P2101, P2102 (Throttle actuator control motor)
P2109 (Throttle position sensor minimum stop)
P2119 (Throttle actuator control)
P2122, P2123, P2127, P2128 (Accelerator pedal position sensor (APPS) circuit)
P2135 (Throttle position sensor (TPS) correlation)
P2138 (Accelerator pedal position sensor (APPS) correlation)
LOW SIDE MONITOR

Engine speed 1500 rpm or higher
Throttle position 8% or more
Engine coolant temperature 60°C (140°F) or higher
Intake manifold pressure 53.32 kPa [400 mmHg] or higher
HIGH SIDE MONITOR

Engine speed 550 to 880 rpm
Throttle position Less than 3.04%
Engine coolant temperature 60°C (140°F) or higher
Intake manifold pressure Less than 53.32 kPa [400 mmHg]