rolla සහ Scion XD and in larger 4-cylinder AR engines found in the Camry and RAV4.VVT-iE uses an විදුලි මෝටරය instead of hydraulic සැකසුම්  to control intake valve timing offering greater precision at අඩු rpms සහ උෂ්ණත්වයට.Valvematic[සංස්කරණය]Toyota first presented details about its latest Valvematic technology in June 2007.[1] Valvematic made its first appearance in early-2009 in the ZR engine family used on the Toyota Avensis.  This system is simpler in design compared to Valvetronic and VVEL, allowing the cylinder head to remain at the same height.Similar technology[සංස්කරණය]BWM Valvetronic, Nissan VVEL and Honda A-VTEC.See also[සංස්කරණය]Variable valve timingLexus VVT-iEGasoline Direct InjectionVariable Length Intake ManifoldList of Toyota enginesReferences[සංස්කරණය]↑ http://www.toyota.co.jp/en/news/07/0612.htmlExternal links[සංස්කරණය]VVT-i video animationවෝල්ටීයතා ද්විගුණකය යනු ආදාන වෝල්ටීයතාවයෙන් ධාරිත්‍රක ආරෝපණය කර මෙම ආරෝපණ යම් ක්‍රමයකට වහරුගත කර පරිපූර්