Join Now
International Automotive Technicians Network

P0101 Diagnostic Trouble Code Discussion for October 2013

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
1998 Isuzu Trooper S 3.5L Excessive Emissions, Surge, Stall, MIL Lamp on VIN: JACDJ58XXW
P0101: Mass Airflow Sensor Signal Range/Performance. I have this trooper here setting a P0101, the code will set if I hold it at 2500 rpm in neutral for about 30-45 seconds. Once the code sets the PCM doubles pulsewidth and the engine runs way rich until fuel trims can get it under control, which puts both short...
October 02, 2013
2003 Buick LeSabre Custom 3.8L Cuts out, Stall VIN: 1G4HP52KX3
P0101: MAF Sensor Performance. ... months vehicle would randomly die out and then would start immediately. May only happen once every two or three weeks. However, he stated that it occurred 3 times in last two days so he brought vehicle in. He stated that he was going freeway speeds and whe...
October 10, 2013
2004 Isuzu Rodeo S 3.2L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 4S2CK58W44
P0101: Mass Airflow Sensor Signal Range/Performance. Usually on a cold warm up, usually 3-5 minutes into the warm up the problem happens. Sometimes but rarely, it will act up within seconds of starting the engine and it will show lean on the oxygen sensors and the fuel trims will increase to +25 range. After abo...
October 17, 2013
1998 Isuzu Trooper S 3.5L Excessive Emissions, Surge, Stall, MIL Lamp on VIN: JACDJ58XXW
P0101: Mass Airflow Sensor Signal Range/Performance. I have this trooper here setting a P0101, the code will set if I hold it at 2500 rpm in neutral for about 30-45 seconds. Once the code sets the PCM doubles pulsewidth and the engine runs way rich until fuel trims can get it under control, which puts both short...
October 19, 2013
1998 Isuzu Trooper S 3.5L Excessive Emissions, Surge, Stall, MIL Lamp on VIN: JACDJ58XXW
P0101: Mass Airflow Sensor Signal Range/Performance. I have this trooper here setting a P0101, the code will set if I hold it at 2500 rpm in neutral for about 30-45 seconds. Once the code sets the PCM doubles pulsewidth and the engine runs way rich until fuel trims can get it under control, which puts both short...
October 02, 2013
2003 Buick LeSabre Custom 3.8L Cuts out, Stall VIN: 1G4HP52KX3
P0101: MAF Sensor Performance. ... months vehicle would randomly die out and then would start immediately. May only happen once every two or three weeks. However, he stated that it occurred 3 times in last two days so he brought vehicle in. He stated that he was going freeway speeds and whe...
October 10, 2013
2004 Isuzu Rodeo S 3.2L Poor Idle Quality, Hesitation, Cuts out, Stall VIN: 4S2CK58W44
P0101: Mass Airflow Sensor Signal Range/Performance. Usually on a cold warm up, usually 3-5 minutes into the warm up the problem happens. Sometimes but rarely, it will act up within seconds of starting the engine and it will show lean on the oxygen sensors and the fuel trims will increase to +25 range. After abo...
October 17, 2013
1998 Isuzu Trooper S 3.5L Excessive Emissions, Surge, Stall, MIL Lamp on VIN: JACDJ58XXW
P0101: Mass Airflow Sensor Signal Range/Performance. I have this trooper here setting a P0101, the code will set if I hold it at 2500 rpm in neutral for about 30-45 seconds. Once the code sets the PCM doubles pulsewidth and the engine runs way rich until fuel trims can get it under control, which puts both short...
October 19, 2013