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P0101 Diagnostic Trouble Code Discussion for April 2015

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
1998 Isuzu Rodeo LS 3.2L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Poor Fuel Economy, MIL Lamp on
P0101: Mass Airflow Sensor Signal Range/Performance. ... rolling idle and stalling at times. C.E.L. is on with code p0101. Found that someone has replaced pigtail conn. to MAF and i verified correct routing. Found my fuel trims maxed at 23% both banks. Replace maf sensor and iac valve and performed fuel cleaning...
April 09, 2015
2001 Mercedes-Benz SLK230 Kompressor 2.3L MIL Lamp on VIN: WDBKK49F81
P0101: mass air sensor circuit. I get a pending code p0101 after a few minutes of driving, I clear the code and drive again and the code comes back pending again after a few minutes I replaced the mass air sensor, smoke tested for leaks, checked pcv system and cannot find the problem.
April 10, 2015
2003 Chevrolet Silverado 1500 5.3L Misfire VIN: 2GCEK19T03
P0101: MAF Sensor Performance. I am posting this to help a friend at another shop. He has a 03 Chevrolet 5.3 that is missing out on cylinders 2 and 7 at idle. Anything above 990 rpm and it is running fine. After replacing the intake gasket and clearing the codes, the only code now is P0300....
April 20, 2015