I'm looking for info on long term fuel trim.

08-15-2006 | 06:08 PM

Thread Starter

11 Second Club

Joined: Feb 2002

Posts: 955

Likes: 4

From: Silver Spring, Md.

I'm looking for info on long term fuel trim.

I was trying to describe to a friend what this does but just couldn't do it. Can anyone help me out? Thanks

08-15-2006 | 06:23 PM

TECH Junkie

iTrader: (28)

Joined: Jan 2004

Posts: 3,250

Likes: 0

From: Houston

trims fuel based on o2 sensor feedback.

08-15-2006 | 07:26 PM

TECH Addict

iTrader: (8)

Joined: Apr 2003

Posts: 2,513

Likes: 0

From: Honolulu HI

a correction factor to achieve your commanded afr of 14.7. A percentage of how far from that number they are.