× 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
Re: 1998 Ford Ranger P0171
Posted to Technical Discussion Forum on 11/20/2012

Albin:

I would probably check the BARO if available in freeze frame, but check real time data stream and compare it to your area's regular BARO value. Possibly the BARO is low (indicating a shift in algorithms) due to a contaminated MAF sensor (maybe a reusa... Login to read more.