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Home >> Lexus >> 2005 >> ES 330 >> Repair and Diagnosis >> Engine Performance >> System >> SFI System - Diagnostics >> DTC P0101: Mass Or Volume Air Flow Circuit Range/Performance Problem >> Typical Enabling Conditions
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Typical Enabling Conditions

All: 

TYPICAL ENABLING CONDITION

The monitor will run whenever this DTC is not present See LIST OF DISABLE A MONITOR 

MAF Meter Rationality (High voltage): 

MAF METER RATIONALITY (HIGH VOLTAGE) TYPICAL ENABLING CONDITION

Engine RPM Less than 2,000 rpm
ECT 70°C (158°F) or more

MAF Meter Rationality (Low voltage): 

MAF METER RATIONALITY (LOW VOLTAGE) TYPICAL ENABLING CONDITION

Engine RPM More than 300 rpm
Fuel cut OFF