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Old 08-22-2008, 08:04 PM   #4 (permalink)
MetroMPG
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Join Date: Nov 2007
Location: 1000 Islands, Ontario, Canada
Posts: 22,515

Blackfly - '98 Geo Metro
Team Metro
Last 3: 70.09 mpg (US)

MPGiata - '90 Mazda Miata
90 day: 52.71 mpg (US)

Even Fancier Metro - '14 Mitsubishi Mirage top spec
90 day: 70.75 mpg (US)

Appliance car - '14 Mitsubishi Mirage ES (base)
90 day: 52.48 mpg (US)
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Quote:
Originally Posted by Whoops View Post
The phenomenon you were seeing is that you were driving it right at the low end of the speed range the controller is set to shift into 4th and then go into torque lockup. The torque lockup only happens at low to moderate levels of throttle input. When you give it a little more, it will unlock, then downshift to 3rd if you keep the throttle down.
Except the RPM was *dropping* as I pressed the throttle, not rising. It seemed to be upshifting or t.c. locking under light accel from cruise at that speed. That's why I thought it was so unusual.
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Project MPGiata! Mods for getting 50+ MPG from a 1990 Miata
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Ecodriving test: Manual vs. automatic transmission MPG showdown



EcoModder
has launched a forum for the efficient new Mitsubishi Mirage
www.MetroMPG.com - fuel efficiency info for Geo Metro owners
www.ForkenSwift.com - electric car conversion on a beer budget
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