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Old 04-03-2013, 03:01 PM   #167
Bayner
Beastly Adventurer
 
Joined: Mar 2008
Location: Penticton, BC
Oddometer: 1,463
I'm not sure that they are capable of detecting in a wider range per se, but they do report how much the A/F ratio is off by- using variable rates/direction of current flow as opposed to just reporting a single voltage. It allows for quicker changes as well.
The data is used to correct base fuel mapping in a positive or negative trim as required.
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