Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Is there a DIY open-loop indicator?

Focus-Ak · 03-13-2015, 03:50 AM

This thread:

Any one seen these DIY gauges?
The Closed Loop Monitor
http://ecomodder.com/forum/showthrea...uges-1286.html

... evaluates the AutoSpeed closed-loop monitor discussed above, but shows that its accuracy is questionable. And perhaps more so on some cars than others, depending on differences in O2 sensors and how particular ECUs operate. Just FYI, for anyone following this thread.

Does anyone know how the ScanGauge and UltraGauge determine when open-loop is occurring?

03-13-2015, 03:50 AM	#7 (permalink)
Focus-Ak EcoModding Apprentice Join Date: Sep 2014 Location: Alaska Posts: 100 n/a - '05 Ford Focus ZX3 Thanks: 5 Thanked 65 Times in 27 Posts	This thread: Any one seen these DIY gauges? The Closed Loop Monitor http://ecomodder.com/forum/showthrea...uges-1286.html ... evaluates the AutoSpeed closed-loop monitor discussed above, but shows that its accuracy is questionable. And perhaps more so on some cars than others, depending on differences in O2 sensors and how particular ECUs operate. Just FYI, for anyone following this thread. Does anyone know how the ScanGauge and UltraGauge determine when open-loop is occurring?