Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Unexplained 100mi/tank drop! '03 civic HX

Xist · 09-25-2017, 02:25 PM

Was this the first time you cleaned the EGR? Mine was blocked at 190,000 and I had a code.
Have you made sure the oxygen sensors work correctly and you enter lean burn? I have always read that only NGK\NTK ones work, but sometimes new ones are bad.

09-25-2017, 02:25 PM	#12 (permalink)
Xist Not Doug Join Date: Jun 2012 Location: Show Low, AZ Posts: 12,240 Chorizo - '00 Honda Civic HX, baby! :D 90 day: 35.35 mpg (US) Mid-Life Crisis Fighter - '99 Honda Accord LX 90 day: 34.2 mpg (US) Gramps - '04 Toyota Camry LE 90 day: 35.39 mpg (US) Don't hit me bro - '05 Toyota Camry LE 90 day: 30.49 mpg (US) Thanks: 7,254 Thanked 2,233 Times in 1,723 Posts	Was this the first time you cleaned the EGR? Mine was blocked at 190,000 and I had a code. Have you made sure the oxygen sensors work correctly and you enter lean burn? I have always read that only NGK\NTK ones work, but sometimes new ones are bad.