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P0101 Diagnostic Trouble Code Discussion for November 2012

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2002 Buick LeSabre Limited 3.8L No Start VIN: 1G4HR54K42
P0101: MAF Sensor Performance. Replaced mass air flow with a delco unit. Will only do it hot, after a drive. All pids and fuel pressure ok. Will not do it on a cooler day, In the summer did it almost everyday. Will have to depress the acc pedal to start. Will blow black smoke for a second o...
November 08, 2012
2009 Chevrolet Traverse LS 3.6L MIL Lamp on VIN: 1GNER13D59
P0101: MAF performance circuit A. Engine runs strong on acceleration, O2s go rich on VE run and truck pulls hard, VE results 93.668%, but this a variable cam engine so not sure if it's a good number. Scanner data indicated 100% on VE run. Code sets according to GM when ECM detects the MAF sens...
November 15, 2012
2003 Chevrolet Impala 3.4L Poor Idle Quality, Surge VIN: 2G1WF52E33
P0101: MAF Sensor Performance. ... would go 50 mph with foot off the gas & would idle high at a stop. Confirmed both problems but it only does it about half the time. Scanned & found codes p0101 maf out of range & p0121 tps or app problem. The ch...
November 16, 2012
2002 Audi A4 Quattro Avant 1.8L No Start, Poor Idle Quality, MIL Lamp on VIN: WAUVC68E72
P0101: MAF sensor Circ A Performance. Got a beast here that wont communicate. Weve used several different scanners and with the exception of a generic OBD2 scan with our Verus we cant get any communication with any modules in the vehilce. The customers complaint is a hard start and rough idle with...
November 27, 2012
2000 Buick Park Avenue 3.8L No Start, Stall VIN: 1G4CW54K0Y
P0101: MAF Sensor Performance. veh was brought in on a chain wld start and die wld come up to 1200 rpms for a sec or so and die once i get started it will run for about 6 miles and quit found intake gaskets leaking replaced lower intake gaskets and upper plenum and pcv valve changed oil roa...
November 29, 2012
2002 Buick LeSabre Limited 3.8L No Start VIN: 1G4HR54K42
P0101: MAF Sensor Performance. Replaced mass air flow with a delco unit. Will only do it hot, after a drive. All pids and fuel pressure ok. Will not do it on a cooler day, In the summer did it almost everyday. Will have to depress the acc pedal to start. Will blow black smoke for a second o...
November 08, 2012
2009 Chevrolet Traverse LS 3.6L MIL Lamp on VIN: 1GNER13D59
P0101: MAF performance circuit A. Engine runs strong on acceleration, O2s go rich on VE run and truck pulls hard, VE results 93.668%, but this a variable cam engine so not sure if it's a good number. Scanner data indicated 100% on VE run. Code sets according to GM when ECM detects the MAF sens...
November 15, 2012
2003 Chevrolet Impala 3.4L Poor Idle Quality, Surge VIN: 2G1WF52E33
P0101: MAF Sensor Performance. ... would go 50 mph with foot off the gas & would idle high at a stop. Confirmed both problems but it only does it about half the time. Scanned & found codes p0101 maf out of range & p0121 tps or app problem. The ch...
November 16, 2012
2002 Audi A4 Quattro Avant 1.8L No Start, Poor Idle Quality, MIL Lamp on VIN: WAUVC68E72
P0101: MAF sensor Circ A Performance. Got a beast here that wont communicate. Weve used several different scanners and with the exception of a generic OBD2 scan with our Verus we cant get any communication with any modules in the vehilce. The customers complaint is a hard start and rough idle with...
November 27, 2012
2000 Buick Park Avenue 3.8L No Start, Stall VIN: 1G4CW54K0Y
P0101: MAF Sensor Performance. veh was brought in on a chain wld start and die wld come up to 1200 rpms for a sec or so and die once i get started it will run for about 6 miles and quit found intake gaskets leaking replaced lower intake gaskets and upper plenum and pcv valve changed oil roa...
November 29, 2012