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PID question STFT B1S2
Posted to Technical Discussion Forum on 1/12/2015 11 Replies

I have a Honda here with a code P0171 Lean B1 and pending code P0420

In the generic data stream I am seeing STFT B1 +20% LTFT about 0% and STFT B1S2 +20%

Is fuel trim being modified to keep the catalyst happy? The upstream A/F FB data says 1.20 so I kind o... Login to read more.

11 Replies Received (View Replies)

 

car Vehicle Data

2005 Honda Accord EX 2.4L

1HGCM55765
Engine2.4 L
Trans5-speed Standard

car Vehicle Data

2005 Honda Accord EX 2.4L

1HGCM55765
Engine2.4 L
Trans5-speed Standard