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Old 03-10-2015, 01:41 PM   #10 (permalink)
cosmick
Experienced UAW Mechanic
 
Join Date: Sep 2014
Location: Bear Lake
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Quote:
Originally Posted by topcat View Post
Here's something I find contradictory and hard to fathom... Climbing a hill, I find the most fuel efficient method is a gradual speed bleed. Yet we are also told that the most efficient way to accelerate is at ~80% load. These two seem contradictory- my own findings are that if I accelerate up a hill it is less fuel efficient. Can anyone explain?
Around 85% throttle, most engine control computers transition from closed loop, stoichiometric, to open-loop, much richer.
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