Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Disabling the compressor when using defrost on a Toyota Corolla

ConnClark · 10-08-2008, 10:39 PM

The sole reason for turning on the ac compressor when the defroster is on is to dehumidify the air blowing on the windshield to prevent it from fogging up.

10-08-2008, 10:39 PM	#6 (permalink)
ConnClark DieselMiser Join Date: Jun 2008 Location: Richland,WA Posts: 985 Das Schlepper Frog - '85 Mercedes Benz 300SD 90 day: 23.23 mpg (US) Gentoo320 - '04 Mercedes C320 4Matic 90 day: 22.44 mpg (US) Thanks: 46 Thanked 232 Times in 160 Posts	The sole reason for turning on the ac compressor when the defroster is on is to dehumidify the air blowing on the windshield to prevent it from fogging up. __________________