Ford Focus Forum, Ford Focus ST Forum, Ford Focus RS Forum - View Single Post - Winter Fuel Econcomy
View Single Post
Old 12-03-2012, 05:54 AM   #2
BetaDnB
Rubber Side Down
 
BetaDnB's Avatar
 
Join Date: Jul 2011
Fan#: 87466
Location: Buffalo, NY
What I Drive: 2016 Race Red ST1

Posts: 2,376
Points 2,941, Level 33
Points: 2,941, Level: 33 Points: 2,941, Level: 33 Points: 2,941, Level: 33
Level Up 28% Completed
Level up: 28% Level up: 28% Level up: 28%
Forum Activity 11%
Activity: 11% Activity: 11% Activity: 11%
FF Reputation: 17 BetaDnB Great Standing Member
Buy-Sell-Trade Rating: (0)
Colder air is more dense (as you stated) which requires more fuel for proper ignition. It also makes it more difficult for the car to cut through the air (aerodynamics). 2 mpg isn't bad of a drop. I lose about 5 mpg in winter also only using ethanol free.
__________________
Current- 2016 Race Red Focus ST1

Traded In - Sedan Revolution #249 - 2012 SE Sport - ╠╬╝ - Ingot Silver - 201A - K&N w/ snorkel delete - Blox Type R Knob
BetaDnB is online now  
    Reply With Quote