Join Now
International Automotive Technicians Network

P0101 Diagnostic Trouble Code Discussion for February 2012

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
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
P0101: MAF Sensor Performance. ... up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fine with lots of power until I c...
February 03, 2012
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
P0101: MAF Sensor Performance. ... up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fine with lots of power until I c...
February 10, 2012
2006 Volkswagen Jetta TDI 1.9L Hesitation, MIL Lamp on VIN: 3VWST71K96
P0101: MAF out of range. This car came to us with a P0101 MAF out of range code. Car is drivable but sluggish on hard accel which eventally recovers and drives ok, not great but ok. If you clear the code car runs fine (telling me that mechanicaly the enigne should be fine)for two, may...
February 12, 2012
2004 GMC Sierra 2500 SLE 6.0L Poor Idle Quality, Misfire VIN: 1GTHC24U54
P0101: MAF Sensor Performance. Truck has rough idle and LTFT -12 both banks .Also has lack of power. Sometimes fuel trims will go back to normal at about -4 LTFT Drop exhaust to check for plugged cat. ok. Went for another test drive and LTFT is now +15 on both banks. MAF sensor was replaced...
February 14, 2012
2005 Chevrolet Silverado 2500 HD 6.0L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1GCHC24U85
P0101: MAF Sensor Performance. ... wouldn't stay running, tune up, compression test, replaced 1 broken valve spring. Ran good, shipped it. Brought back with high idle complaint. Ses light on p0101 maf code. I swaped the maf with a new then borrowed a known good. checked vacuum had 8 inches....
February 16, 2012
2005 Jeep Liberty Sport 2.8L low power VIN: 1J4GL485X5
P0101: MAF Sensor Circuit Performance Too High / Too Low. ... filter tight retested. Now codes p0401 p0299 return It seems to have a little more power but is still sluggish. I didn't see any loose intake hoses or anything obvious. I performed a drb compression test which looks ok I think within 5+or-. Should I persue...
February 20, 2012
2007 Dodge Sprinter 3500 3.0L MIL Lamp on, slight lack of power VIN: WDXPF44537
P0101: Mass air flow performance. ... on these Sprinter vans but the P0101 code has returned 3 times after clearing. The local dealer says that they are not having Air Flow Sensor problems. Does any one have any experience with this code and fix? Thanks for helping.
February 28, 2012
2007 Dodge Sprinter 3500 3.0L MIL Lamp on, slight lack of power VIN: WDXPF44537
P0101: Mass air flow performance. ... on these Sprinter vans but the P0101 code has returned 3 times after clearing. The local dealer says that they are not having Air Flow Sensor problems. Does any one have any experience with this code and fix? Thanks for helping.
February 29, 2012
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
P0101: MAF Sensor Performance. ... up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fine with lots of power until I c...
February 03, 2012
2003 Chevrolet Silverado 2500 6.0L Hesitation, MIL Lamp on VIN: 1GCHK24U13
P0101: MAF Sensor Performance. ... up with plugs and wires. He came back about a month later saying its doing the same thing and the engine light came back on. I drove it after checking codes (p0101 and p0200) and it drove fine with lots of power until I c...
February 10, 2012
2006 Volkswagen Jetta TDI 1.9L Hesitation, MIL Lamp on VIN: 3VWST71K96
P0101: MAF out of range. This car came to us with a P0101 MAF out of range code. Car is drivable but sluggish on hard accel which eventally recovers and drives ok, not great but ok. If you clear the code car runs fine (telling me that mechanicaly the enigne should be fine)for two, may...
February 12, 2012
2004 GMC Sierra 2500 SLE 6.0L Poor Idle Quality, Misfire VIN: 1GTHC24U54
P0101: MAF Sensor Performance. Truck has rough idle and LTFT -12 both banks .Also has lack of power. Sometimes fuel trims will go back to normal at about -4 LTFT Drop exhaust to check for plugged cat. ok. Went for another test drive and LTFT is now +15 on both banks. MAF sensor was replaced...
February 14, 2012
2005 Chevrolet Silverado 2500 HD 6.0L Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 1GCHC24U85
P0101: MAF Sensor Performance. ... wouldn't stay running, tune up, compression test, replaced 1 broken valve spring. Ran good, shipped it. Brought back with high idle complaint. Ses light on p0101 maf code. I swaped the maf with a new then borrowed a known good. checked vacuum had 8 inches....
February 16, 2012
2005 Jeep Liberty Sport 2.8L low power VIN: 1J4GL485X5
P0101: MAF Sensor Circuit Performance Too High / Too Low. ... filter tight retested. Now codes p0401 p0299 return It seems to have a little more power but is still sluggish. I didn't see any loose intake hoses or anything obvious. I performed a drb compression test which looks ok I think within 5+or-. Should I persue...
February 20, 2012
2007 Dodge Sprinter 3500 3.0L MIL Lamp on, slight lack of power VIN: WDXPF44537
P0101: Mass air flow performance. ... on these Sprinter vans but the P0101 code has returned 3 times after clearing. The local dealer says that they are not having Air Flow Sensor problems. Does any one have any experience with this code and fix? Thanks for helping.
February 28, 2012
2007 Dodge Sprinter 3500 3.0L MIL Lamp on, slight lack of power VIN: WDXPF44537
P0101: Mass air flow performance. ... on these Sprinter vans but the P0101 code has returned 3 times after clearing. The local dealer says that they are not having Air Flow Sensor problems. Does any one have any experience with this code and fix? Thanks for helping.
February 29, 2012