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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R Spec V >> Repair and Diagnosis >> External Pages >> Different car >> Section 1917 (Engine Control System (2AZ-FE)) >> SFI System >> DTC P0101 Mass or Volume Air Flow Circuit Range / Performance Problem >> Typical Malfunction Thresholds
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Typical Malfunction Thresholds

WARNING: This page is about a different car, the 2006 Scion tC. However, it is still accessible from the selected car via links, so may be relevant.

Mass Air Flow Meter Rationality (High Voltage): 

TYPICAL MALFUNCTION THRESHOLDS

Mass air flow meter voltage More than 2.2 V (varies with throttle position sensor voltage)

Mass Air Flow Meter Rationality (Low Voltage): 

TYPICAL MALFUNCTION THRESHOLDS

Mass air flow meter voltage Less than 0.65 V (varies with throttle position sensor voltage)