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International Automotive Technicians Network
Re: P0171 After Chain Replacement
Posted to Technical Discussion Forum on 11/22/2017

Ok here is the latest round of data I have:

TPS: 20.2% IGN ADV: 8.5-13.0 varies at idle. STFT bank 1: fluctuations between 0 and 11% LTFT bank 1: 9.4% MAF: .47 lb/m STFT bank 2: -3.1% no variation. LTFT bank 2: +6.2% to +7.4% O2 bank 1 sensor 1: bouncing betw... Login to read more.