Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - FE getting progressively worse over time...troubleshooting help appreciated.

roosterk0031 · 09-26-2012, 04:58 PM

O2 sensor, 94 explorer went from 19 to 11 in a day, maybe your's it failing slowly. How's the tail pipe, any soot? Mine was black by the time I got home cause it had to happen 400 miles from home on a Sunday.

09-26-2012, 04:58 PM	#2 (permalink)
roosterk0031 Master EcoModder Join Date: Jan 2011 Location: na Posts: 1,025 Thanks: 277 Thanked 218 Times in 185 Posts	O2 sensor, 94 explorer went from 19 to 11 in a day, maybe your's it failing slowly. How's the tail pipe, any soot? Mine was black by the time I got home cause it had to happen 400 miles from home on a Sunday.