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P0101 Diagnostic Trouble Code Discussion for February 2010

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2002 Chevrolet Blazer LS 4.3L Stall, Misfire, MIL Lamp on VIN: 1GNCS13W52
P0101: MAF Sensor Performance. vehicle come in w/ customer complaint of missing -rough running stall, after looking undr the hood i automatically noticed the plug wires jumping everywhere. i replaced the plug wires and the vehicle runs rougher. i looked at the distribitor cap and rotor both...
February 03, 2010
2003 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GKEK63U43
P0101: MAF Sensor Performance. this denali is killing us. after a simple tune up and mass air flow sensor replacment and replacing the intake manifold assembly (burned through from shorted knock sensor harnness) causing vacuum leak. we replaced both knock sensors amd harness from gm.we did ...
February 18, 2010
2000 Cadillac DeVille DHS 4.6L Cuts out VIN: 1G6KE54YXY
P0101: MAF Sensor Performance. the problem i have is when cruising between 40 and 60mph it will buck now and agian. sometimes the ses light will come on with code po101. on the scanner right when this happens the injector pulse width goes high, my o2 sensors go rich, short term fuel trims g...
February 19, 2010
2003 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GKEK63U43
P0101: MAF Sensor Performance. this denali is killing us. after a simple tune up and mass air flow sensor replacment and replacing the intake manifold assembly (burned through from shorted knock sensor harnness) causing vacuum leak. we replaced both knock sensors amd harness from gm.we did ...
February 24, 2010
2005 Volvo XC90 2.5T 2.5L MIL Lamp on VIN: YV1CZ59255
P0101: ECM-121B Maf Mass Airflow Sensor code. Because of the Limited information on Volvo I am sharing this problem car. The original Code was P101. Smoked checked and cleaned the MAF. A short while later the light came back on and we suggested they go to the Dealer due to no information listed in Mitchel...
February 25, 2010
2002 Chevrolet Blazer LS 4.3L Stall, Misfire, MIL Lamp on VIN: 1GNCS13W52
P0101: MAF Sensor Performance. vehicle come in w/ customer complaint of missing -rough running stall, after looking undr the hood i automatically noticed the plug wires jumping everywhere. i replaced the plug wires and the vehicle runs rougher. i looked at the distribitor cap and rotor both...
February 03, 2010
2003 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GKEK63U43
P0101: MAF Sensor Performance. this denali is killing us. after a simple tune up and mass air flow sensor replacment and replacing the intake manifold assembly (burned through from shorted knock sensor harnness) causing vacuum leak. we replaced both knock sensors amd harness from gm.we did ...
February 18, 2010
2000 Cadillac DeVille DHS 4.6L Cuts out VIN: 1G6KE54YXY
P0101: MAF Sensor Performance. the problem i have is when cruising between 40 and 60mph it will buck now and agian. sometimes the ses light will come on with code po101. on the scanner right when this happens the injector pulse width goes high, my o2 sensors go rich, short term fuel trims g...
February 19, 2010
2003 GMC Yukon Denali 6.0L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GKEK63U43
P0101: MAF Sensor Performance. this denali is killing us. after a simple tune up and mass air flow sensor replacment and replacing the intake manifold assembly (burned through from shorted knock sensor harnness) causing vacuum leak. we replaced both knock sensors amd harness from gm.we did ...
February 24, 2010
2005 Volvo XC90 2.5T 2.5L MIL Lamp on VIN: YV1CZ59255
P0101: ECM-121B Maf Mass Airflow Sensor code. Because of the Limited information on Volvo I am sharing this problem car. The original Code was P101. Smoked checked and cleaned the MAF. A short while later the light came back on and we suggested they go to the Dealer due to no information listed in Mitchel...
February 25, 2010