Thread: Cooler weather
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Old 10-11-2012, 09:39 PM   #5
the suicidal eggroll
Scooby Guru
Member#: 51961
Join Date: Jan 2004
Chapter/Region: RMIC
Location: Broomfield, CO
2005 STi
2012 WRX


Originally Posted by SpecBlitzed View Post
No smart ass here. Air becomes thicker (dense) the cooler the air becomes. Your car was tuned in a relative humanity density air point. ( Flordia very high humanity and probably high 80 90 degrees) Now the colder air is thicker meaning there is a lot I say a lot more air being brought into the engine. The ecu thinks the motor is at higher rpms due to more air flow. Turn your boost up to compensate the richness, but don't do this because this = excessive boost pressures. It would help correct you air fuels ratio but will mess with other shiz it.
Holy crap that's so incredibly wrong I don't even know where to begin...

No offense, but you should probably stick to the Newbie forum and stay out of Technical for a while.
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