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      12-20-2012, 07:30 PM   #18
VMRWheels
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Drives: BMW
Join Date: Jun 2007
Location: Anaheim, CA

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2013 BMW M3  [10.00]
2015 BMW M4  [0.00]
2013 BMW F30  [0.00]
2014 BMW F22  [0.00]
2013 BMW F06  [0.00]
Quote:
Originally Posted by wadny View Post
Um, no, I've never heard of anything like that. There is absolutely no reason why you should have any problems driving the car for short trips. It doesn't do the car much good, since it doesn't give the battery a chance to recharge, or give the engine time to warm up, so long term it's not a good idea to drive it like that all the time. But I've been working on cars (including race cars) for over 40 years and I've never even heard of "unburned fuel in the valves" - I don't know what that's supposed to mean.
It's pretty common on rotories. You'll need to fully warm the car before moving it and turning it off. It'll flood the rotors with fuel and you can't restart it unless you pump it all out. Normal cylinders, not so much.
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