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Home >> Toyota >> 2010 >> Matrix XRS, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control (SFI) System (2AZ-FE) (Diagnostic Codes (DTC P0010 - DTC P0443)) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem >> Typical Enabling Conditions
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Typical Enabling Conditions

Monitor runs whenever following DTCs are not present None
Throttle position (Throttle position sensor voltage) 0.24 to 2 V
Time after engine starts 5 seconds
Battery voltage 10.5 V or more
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
Canister pressure sensor circuit OK
EVAP leak detection pump OK
EVAP vent valve OK