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P0101 Diagnostic Trouble Code Discussion for September 2009

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2003 Mercedes-Benz C230 Kompressor 1.8L Hesitation, Surge, Stall VIN: WBDRN40J73
P0101: Mass or volume air flow circut range or performance. rough idle and stalls intermittently, short term fuel trim close to normal and when acting up short term fuel trim at +25. dont see any air leaks. i dont work on many of these cars, any help would be apperciated
September 01, 2009
2001 Buick Century Custom 3.1L Poor Idle Quality, Stall, MIL Lamp on VIN: 2G4WS52J11
P0101: MAF Sensor Performance. This one has me baffled! The fuel trims look normal for a few minutes after starting, but then start to climb both at idle and high rpm until they pin. The engine runs fine until the trims go up and then starts running poorly until it stalls. It goes way rich ...
September 02, 2009
2004 Cadillac CTS 3.6L Poor Idle Quality, Hesitation, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on VIN: 1G6DM57704
P0101: MAF Sensor Performance. the vehicle came in under reduced engine power. Had 5 codes in the system for different things. When the codes are cleared they immediately come back on. If you try to clear the codes with the vehicle running the oil light will come on but will reset after res...
September 03, 2009
2003 Mercedes-Benz C230 Kompressor 1.8L Hesitation, Surge, Stall VIN: WBDRN40J73
P0101: Mass or volume air flow circut range or performance. rough idle and stalls intermittently, short term fuel trim close to normal and when acting up short term fuel trim at +25. dont see any air leaks. i dont work on many of these cars, any help would be apperciated
September 03, 2009
2004 Chevrolet Silverado 3500 6.0L MIL Lamp on VIN: 1GBJC34U54
P0101: MAF Sensor Performance. ... would hardly run and give multible codes after all the modules were replaced. We verified the programming of the ECM, then we pin tested and foung loose ground behind engine at a transmission bolt. All was well with the world, it ran good. On a test drive ...
September 09, 2009
2004 Chevrolet Silverado 3500 6.0L MIL Lamp on VIN: 1GBJC34U54
P0101: MAF Sensor Performance. ... would hardly run and give multible codes after all the modules were replaced. We verified the programming of the ECM, then we pin tested and foung loose ground behind engine at a transmission bolt. All was well with the world, it ran good. On a test drive ...
September 10, 2009
2004 Volkswagen Jetta TDI 1.9L MIL Lamp on VIN: WVWSR61J84
P0101: maf sensor. Hey VW guys!!! I've got a puzzle for you!! We got this car from another garage to figure out was wrong with it after they replaced maf sensor & it didn't fix the problem. We found tsb group 01 #07-46(2010352) & followed directions in bulletin. Checked ...
September 16, 2009
1996 Oldsmobile Cutlass Supreme SL 3.1L MIL Lamp on VIN: 1G3WH52M9T
P0101: MAF Sensor Performance. dtc p0336 comes on after [...] of running everytime. other dtc's come on not all the time but has to run for a while. have replaced pcm, cam sensor, crank sensor and tone wheel is good. replaced mass air flow sensor, and ignition control module also.
September 21, 2009