Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - would creating a small vacuum leak after your MAF sensor

IsaacCarlson · 09-08-2009, 03:20 PM

lead to a small increase in mileage by leaning the mix a little or would the o2 sensor/vac sensor pick up on that?

09-08-2009, 03:20 PM	#1 (permalink)
IsaacCarlson eco....something or other Join Date: Jul 2009 Location: Colfax, WI Posts: 724 wood hauler - '91 Ford F-250 Team Pontiac 90 day: 26.69 mpg (US) Rav - '06 Toyota Rav4 Base 90 day: 26.52 mpg (US) Thanks: 39 Thanked 67 Times in 50 Posts	would creating a small vacuum leak after your MAF sensor lead to a small increase in mileage by leaning the mix a little or would the o2 sensor/vac sensor pick up on that? __________________ 1991 F-250: 4.9L, Mazda 5 speed, 4.10 10.25" rear