Subject	Try letting the car warm up first
Posted by	lazer(NJ) on January 04, 2013 at 10:40 AM
	This message has been viewed 158 times.
In Reply To	lower mpg during winter? >> posted by stockplayerz(nyc) on January 04, 2013 at 09:28 AM
Message	I've noticed that if I let my cars idle up to temperature before driving them I get 1-2mpg higher than just waiting a few seconds to a minute before driving off. Remember that so long as your coolant temp is low the car ECU will dump fuel in order to heat up the catalytic converters. "The 300ZX Turbo is a dance; it's a song; it's rolling, roaring automotive art. There is no color that doesn't suit it. There is no mood-lifting chemical substance it can't replace." - Automobile Magazine
Follow Ups	lower mpg during winter? >> - stockplayerz(nyc) 09:28:22 01/04/13 my DD (Mazda Protege) gets about 10-20% less in the winter (n/m) - Shiers69 09:57:47 01/04/13 haha protege is my dd too - WhiTTe Z 10:18:53 01/04/13 third. My Protege is my DD. Fast approaching 196k miles. - MixManMash 15:51:42 01/04/13 155k here. - WhiTTe Z 07:15:33 01/05/13 rest is negligible, hit up tires and regain normal mpg (n/m) - LJZTT 11:13:22 01/05/13 Air density can play a big role. My civic drops from - black300zx 18:37:08 01/05/13 Can't argue with physics charts :) (n/m) - vorpalZ 09:00:09 01/06/13 especially one as comprehensive and clear as that (n/m) - LJZTT 10:45:20 01/06/13 Wow - that came out smaller than I expected - sorry - black300zx 14:00:54 01/06/13 just giving you a hard time - LJZTT 11:12:12 01/07/13 I thought you were being serious anyway, not sarcastic - black300zx 19:51:21 01/07/13 BTW - that chart contains 219 fuel-ups and >83k miles (n/m) - black300zx 14:01:59 01/06/13 Dang. I fuel up my dd once a month. :) (n/m) - SactoTodd 14:22:06 01/06/13 Lots of variables - Red Hawk (CO) 09:59:43 01/04/13 How are yall calculating mpgs? (n/m) - Krazyd27(Houston) 10:30:52 01/04/13 Reset your trip odo with every fill up, always fill up (n/m) - BigTDogg (MA) 10:40:27 01/04/13 Thanks BigT (n/m) - Krazyd27(Houston) 10:42:16 01/04/13 I have found the tire pressure drop in winter to cause a 10% - LJZTT 13:35:48 01/04/13 Ethanol, More oxygen are two things you can't control (n/m) - BigTDogg (MA) 10:13:37 01/04/13 Yes, dropped from 22 to 18 here in MN (n/m) - Summeronthechain (MN) 10:19:46 01/04/13 Try letting the car warm up first - lazer(NJ) 10:40:26 01/04/13 I don't think you are correct here. The gas wasted while - zellamay 13:27:16 01/04/13 Mileage experts agree. Don't warm up... just start driving. (n/m) - Gordo 93TT Daytona 16:43:07 01/04/13 more idling, change in winter fuel composition, and all of - vorpalZ 11:02:43 01/04/13 Haven't heard that in a while... - Z DNA 12:15:31 01/04/13 In most of the U.S., the winter fuel blend results in - cherry 12:29:20 01/04/13 Not here around Virginia Beach... - Z DNA 05:09:52 01/05/13 Here in AZ, we have a different blend in winter, or - zellamay 13:28:59 01/04/13 Winter fuel "specs" are different. - Inzane 14:29:04 01/04/13 What are these mpgs you speak of? (n/m) - Lumpydonut 12:38:50 01/04/13 Take your foot off the gas pedal once in a while, you'll - zellamay 13:30:54 01/04/13 Probably not a bad idea, but I didn't buy and modify - Lumpydonut 08:55:14 01/05/13 2nd. Did he mean mpegs? If so, then mine definitely drop - ConVerTT 11:13:19 01/05/13 your tire pressure probably dropped several psi - LJZTT 13:31:06 01/04/13 This is the answer. (n/m) - Dustin 20:03:12 01/04/13 It's normal that if cooler weather causes an increase in pwr - craigz96tt (SC) 15:45:31 01/04/13 My mpg goes up 1-2 in winter because I use A/C alot less (n/m) - Zvil (FL) 08:02:18 01/05/13
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