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      03-04-2012, 01:07 PM   #35
Roman@ESS
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Drives: ESS Supercharged E92 M3
Join Date: May 2007
Location: AZ

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Quote:
Originally Posted by MatthewDavid View Post
Sorry, I still don't understand if eliminating the cold start is safe for the engine longer-term. Does it really have any impact on the motor as long as you're not aggressive from start-up? I guess I don't fully get what cold start is doing other than maybe circulating the oil faster (maybe that's important enough?).
Cold start on the factory software is designed to get the stock cats up to operating temps quickly. You should always properly warm up the vehicle before you drive it hard.