yes
The timing is controlled by the powertrain control module - not adjustable
variable valve timing is where the engine changes valve timing based on the driving situation much like ignition timing is changed to meet the needs of the engine in specific situations. in most cars valve timing is static and determined by the timing gear on the camshaft
No, it it not part of the power train
It could be. The manufacturer decides what is part of there "powertrain warranty".
valve timing diagram of two stroke engine
my daughters friend has a 2006 Kia Optima and it broke down this morning, the repair guy told her it was the timing belt. Isn't this covered under the warrenty as part of the powertrain?
It is the "Advertised duration", used by the factory. It is the Valve timing from when the valve is .006inches off the valve seat to .006" off the valve seat.
According to Wikipedia, a variable valve timing is a "process of altering the timing of a valve lift event, and is often used to improve performance, fuel economy or emissions".
Valve timing is not adjustable on a stock engine. The timing chain is either installer correctly or not.
to inject oil into the valve timing controller assembly
Yes accuauly its the cam that does control valve timeing.. on the lobes of the cam .
Ignition timing or valve timing?