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P0101 Diagnostic Trouble Code Discussion for April 2006

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
1999 Chevrolet K1500 Suburban 5.7L MIL Lamp on VIN: 1GNFK16RNX
P0101: MAF Sensor Performance. Truck came in with MIL ON, found above codes, cleared and only ones that came back were for Map low voltage, datastream confirmed voltage of 1.9V KOEO, sometimes be as low as .2V, doesn't seem to matter if vehicle is running or not. 5V reference to sensor good...
April 04, 2006
1999 Chevrolet K1500 Suburban 5.7L MIL Lamp on VIN: 1GNFK16RNX
P0101: MAF Sensor Performance. Truck came in with MIL ON, found above codes, cleared and only ones that came back were for Map low voltage, datastream confirmed voltage of 1.9V KOEO, sometimes be as low as .2V, doesn't seem to matter if vehicle is running or not. 5V reference to sensor good...
April 05, 2006