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P0101 Diagnostic Trouble Code Discussion for December 2012

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2005 Volkswagen Jetta GLS TDI 1.9L no power VIN: 3VWSR69M15
P0101: testing and results. when you start car cold it has no power idles smooth but it will not move.if you let run for about 15 min. it will get better and you can drive it. fuel pressure in spec at tandem pump. i have replaced pump in tank i thought the supply pressure looked low. mad...
December 13, 2012
2004 Chevrolet Silverado 3500 LS 6.6L Excessive Emissions, Low power VIN: 1GBJK34284
P0101: MAF Sensor Performance. Hi All, Got a 2004 Chevrolet 1 ton thats giving me fits. Low power, excessive smoke (black). no programmers, aftermarket performance products of any kind on this truck. Ya get out on the road, and step on it (just normal takeoff) nooo power, hold it all the wa...
December 17, 2012
2008 Toyota Corolla S 1.8L MIL Lamp on VIN: 1NXBR32E98
P0101: Maf sensor range performance. Came in with p0101. Replaced maf with denso part from world pac. No vac. Leaks found and vehicle runs fine. Came back with same code a week later. I suspect some sort of software issue.any advise and help appreciated.
December 19, 2012
2005 Volkswagen Jetta GLS TDI 1.9L no power VIN: 3VWSR69M15
P0101: testing and results. when you start car cold it has no power idles smooth but it will not move.if you let run for about 15 min. it will get better and you can drive it. fuel pressure in spec at tandem pump. i have replaced pump in tank i thought the supply pressure looked low. mad...
December 13, 2012
2004 Chevrolet Silverado 3500 LS 6.6L Excessive Emissions, Low power VIN: 1GBJK34284
P0101: MAF Sensor Performance. Hi All, Got a 2004 Chevrolet 1 ton thats giving me fits. Low power, excessive smoke (black). no programmers, aftermarket performance products of any kind on this truck. Ya get out on the road, and step on it (just normal takeoff) nooo power, hold it all the wa...
December 17, 2012
2008 Toyota Corolla S 1.8L MIL Lamp on VIN: 1NXBR32E98
P0101: Maf sensor range performance. Came in with p0101. Replaced maf with denso part from world pac. No vac. Leaks found and vehicle runs fine. Came back with same code a week later. I suspect some sort of software issue.any advise and help appreciated.
December 19, 2012