View Single Post
Old 06-23-2021, 10:13 AM   #319 (permalink)
funkhoss
EcoModding Lurker
 
Join Date: Jun 2010
Location: Edinburg, VA
Posts: 95

The Little Car - '00 Chevrolet Metro
90 day: 91.08 mpg (US)

The Big Car - '94 Chevrolet Caprice Wagon
90 day: 44.9 mpg (US)
Thanks: 11
Thanked 165 Times in 52 Posts
Quote:
Originally Posted by serialk11r View Post
Have you retuned the ECU to get closed loop immediately when it's turned on? I think 5 seconds is the typical closed loop delay on a warm engine. I have my car set to 3 seconds down from 5 stock at 200F coolant temp, and 5 seconds at 180F coolant temp down from 8, and my open loop map is leaned out a little.
I use a kill switch to turn the engine "off," instead of the ignition switch. So the ECU stays on, and the engines on our cars immediately go into closed loop after a bump start or key start when they're warmed up.

-Funkhoss
__________________



  Reply With Quote
The Following User Says Thank You to funkhoss For This Useful Post:
MetroMPG (07-07-2021)