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Home >> Toyota >> 2017 >> 86 Base, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (1 Of 6) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem [06/2016 - 07/2018] >> Typical Enabling Conditions
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Typical Enabling Conditions

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Monitor runs whenever following DTCs not stored P0107 (Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Low)
P0108 (Manifold Absolute Pressure/Barometric Pressure Sensor Circuit High)
P0117 (Engine Coolant Temperature Sensor 1 Circuit Low)
P0118 (Engine Coolant Temperature Sensor 1 Circuit High)
P0125 (Insufficient Coolant Temperature for Closed Loop Fuel Control)
P0116 (Engine Coolant Temperature Sensor 1 Circuit Range/Performance)
P0128 (Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature))
P0102 (Mass or Volume Air Flow Sensor "A" Circuit Low)
P0103 (Mass or Volume Air Flow Sensor "A" Circuit High)
P1160 (Throttle Return Spring)
P2102 (Throttle Actuator "A" Control Motor Circuit Low)
P2101 (Throttle Actuator "A" Control Motor Circuit Range/Performance)
P2138 (Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation)
P2135 (Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation)
P2109 (Throttle/Pedal Position Sensor "A" Minimum Stop Performance)
P0222 (Throttle/Pedal Position Sensor/Switch "B" Circuit Low)
P0223 (Throttle/Pedal Position Sensor/Switch "B" Circuit High)
P0122 (Throttle/Pedal Position Sensor/Switch "A" Circuit Low)
P0123 (Throttle/Pedal Position Sensor/Switch "A" Circuit High)
P0201 (Cylinder 1 Injector "A" Circuit)
P0202 (Cylinder 2 Injector "A" Circuit)
P0203 (Cylinder 3 Injector "A" Circuit)
P0204 (Cylinder 4 Injector "A" Circuit)
P0453 (EVAP System Pressure Sensor/Switch Circuit High)
P0452 (EVAP System Pressure Sensor/Switch Circuit Low)
P0451 (EVAP System Pressure Sensor/Switch Circuit Range/Performance)
P0351 (Ignition Coil "A" Primary Control Circuit/Open)
P0352 (Ignition Coil "B" Primary Control Circuit/Open)
P0353 (Ignition Coil "C" Primary Control Circuit/Open)
P0354 (Ignition Coil "D" Primary Control Circuit/Open)
P060A (Internal Control Module Monitoring Processor Performance)
P2119 (Throttle Actuator "A" Control Throttle Body Range/Performance)
LOW SIDE MONITOR

Engine speed 1600 RPM or higher
Throttle position 9.6% or more
Intake manifold pressure with the atmospheric pressure correction 73.33 kPa [550 mmHg] or higher
HIGH SIDE MONITOR

Engine speed 550 RPM or higher and lower than 850 RPM
Throttle position Less than 4%
Intake manifold pressure with the atmospheric pressure correction Lower than 48 kPa [360 mmHg]