× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0101 Diagnostic Trouble Code Discussion for March 2015

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
2007 Chevrolet Express 3500 6.6L MIL Lamp on VIN: 1GBJG316X7
P0101: MAF Sensor Performance. ... to read this. this truck will set the P0101 code soon after start up. COLD idle ECT 62 degrees F,Maf 43.67 g\s,4359 Hz. Warmed up ECT 169f, Maf 30.05 g\s 3795 Hz. Maf g\s with EGR commanded 40% 15 g\s. I am leaning towards the EGR being stuck open a bit if...
March 06, 2015