View Single Post
      05-22-2012, 11:02 AM   #12
shiv@vishnu
Tuner
United_States
702
Rep
17,616
Posts

 
Drives: X1, 335i
Join Date: Sep 2006
Location: SF Bay, CA

iTrader: (0)

Quote:
Originally Posted by skim7x View Post
Shiv,
With NLS, you still have fuel injecting into the cylinders, just no ignition spark. Does that extra fuel burning in the cylinder and in the exhaust cause any harm to the engine, turbos, or exhaust?>?
Fuel is cut along with ignition. So there is no fuel to ignite in the exhaust manifold/dp. There may be a small amount of fuel that sneaks through when ignition is pulsed but it's harmless.