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Home >> Toyota >> 2010 >> Matrix Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control (SFI) System (2ZR-FE) (Diagnostic Codes (P0010-P043E)) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem >> Typical Enabling Conditions

Typical Enabling Conditions

Monitor runs whenever following DTCs not present None
Time after engine starts 5 seconds or more
Battery voltage 10.5 V or more
Throttle position (Throttle position sensor voltage) 0.24 to 2 V
Estimated Load 30 to 70 %
Engine coolant temperature 70°C (158°F) or more
Intake air temperature sensor circuit OK
Engine coolant temperature sensor circuit OK
Crankshaft position sensor circuit OK
Throttle position sensor circuit OK
EVAP system pressure sensor circuit OK
EVAP leak detection pump OK
EVAP system vent valve OK