A method for operating at least an intake and exhaust valve in a cylinder
with a piston of an engine in a vehicle, comprising during conditions of
an engine shut-down, maintaining at least one of the intake and exhaust
valves in a closed position, and during conditions where said at least
one valve is in said closed position operating with the other of the
intake and exhaust valve open, then closing the other of the intake and
exhaust valve, and then opening the other of the intake and exhaust valve
to generate braking torque to slow the engine.