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P0101 Diagnostic Trouble Code Discussion for August 2019

Mass Airflow Sensor Performance

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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2009 GMC Sierra 3500 HD SLT 6.6L lack of power VIN: 1GTJK93699
P0101: MAF sensor performance. ... came back 1,00 or so miles later w/ p0101, p0299, p244b, p2463. Tested MAF-passed. DPF soot mass 90 grams.Performed manual regen, soot mass at 1.0 gram. Released to customer. Came back ano...
August 06, 2019
2006 Volkswagen Jetta TDI 1.9L MIL Lamp on, No power VIN: 3VWST71K06
P0101: MAF Implausible Signal. ... VW, and I know very little about turbo systems. Car came in with lack of power and check engine light. Scanned and found P0101 MAF and P0238 Boost sensor signal to high. My first step was to remove MAF, check and clean. ...
August 22, 2019