Join Now
International Automotive Technicians Network

P0101 Diagnostic Trouble Code Discussion for January 2010

Mass Airflow Sensor Performance


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2006 GMC Yukon Denali 6.0L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, running extrem rich VIN: IGKFK66U16
P0101: MAF Sensor Performance. hello and thanks in advanced the customer broke down drove this truck in it wont idle on its own you have to hold your foot on the gas pedal , i check code listed above the customer stated this happen all of a sudden the fuel trim has a neg reading -19 and the...
January 05, 2010
2006 GMC Yukon Denali 6.0L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, running extrem rich VIN: IGKFK66U16
P0101: MAF Sensor Performance. hello and thanks in advanced the customer broke down drove this truck in it wont idle on its own you have to hold your foot on the gas pedal , i check code listed above the customer stated this happen all of a sudden the fuel trim has a neg reading -19 and the...
January 06, 2010
2006 Volkswagen Jetta TDI 1.9L Excessive Emissions, Hesitation, MIL Lamp on VIN: 3VWRT71K56
P0101: mass air flow circuit/range fault. This little VW is kickin our tail. Customer brought us this car with a lack of power, black smoke, stalling and a check engine light on. We have a fair amount of exsperiance with the older TDI engines but not a lot with the internal injector style (BRM engine ...
January 20, 2010
2005 Land Rover LR3 SE 4.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: SALAA25435
P0101: maf performance. ... with a mass air flow code originaly 3 months ago. fuel trims were slightly ellivated but ran good and no power issues. customer declined doing maf anyway getting good gas millage. Car back bad gas millage. Only code still maff code p0101, smoked intake had...
January 21, 2010
2006 GMC Sierra 1500 WT 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on, Very Rich VIN: 3GTEC14X06
P0101: MAF Sensor Performance. Runs rough,poor idle, smells rich, cta gets hot, exhaust does not seem restricted. MAF code is hard and MAP code intermittent. Tried 2 MAFs and MAP. No change
January 23, 2010
2006 GMC Yukon Denali 6.0L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, running extrem rich VIN: IGKFK66U16
P0101: MAF Sensor Performance. hello and thanks in advanced the customer broke down drove this truck in it wont idle on its own you have to hold your foot on the gas pedal , i check code listed above the customer stated this happen all of a sudden the fuel trim has a neg reading -19 and the...
January 05, 2010
2006 GMC Yukon Denali 6.0L Excessive Emissions, Poor Idle Quality, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on, running extrem rich VIN: IGKFK66U16
P0101: MAF Sensor Performance. hello and thanks in advanced the customer broke down drove this truck in it wont idle on its own you have to hold your foot on the gas pedal , i check code listed above the customer stated this happen all of a sudden the fuel trim has a neg reading -19 and the...
January 06, 2010
2006 Volkswagen Jetta TDI 1.9L Excessive Emissions, Hesitation, MIL Lamp on VIN: 3VWRT71K56
P0101: mass air flow circuit/range fault. This little VW is kickin our tail. Customer brought us this car with a lack of power, black smoke, stalling and a check engine light on. We have a fair amount of exsperiance with the older TDI engines but not a lot with the internal injector style (BRM engine ...
January 20, 2010
2005 Land Rover LR3 SE 4.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: SALAA25435
P0101: maf performance. ... with a mass air flow code originaly 3 months ago. fuel trims were slightly ellivated but ran good and no power issues. customer declined doing maf anyway getting good gas millage. Car back bad gas millage. Only code still maff code p0101, smoked intake had...
January 21, 2010
2006 GMC Sierra 1500 WT 4.3L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, MIL Lamp on, Very Rich VIN: 3GTEC14X06
P0101: MAF Sensor Performance. Runs rough,poor idle, smells rich, cta gets hot, exhaust does not seem restricted. MAF code is hard and MAP code intermittent. Tried 2 MAFs and MAP. No change
January 23, 2010