The engine can control the intake and exhaust camshaft angles by the Dual Variable Valve Timing - intelligent system (Dual VVT-i). Toyota 5.7 V8 3UR-FE Engine Problems and Reliability. The 3UR-FE is the most reliable and durable engine for all UR engine family. The Toyota made over 1.3 million kilometers of durability testing for this engine. Just added a movie on utube with the engine sound that it's normal since I saw much more yaris 1.33 and 1.3 L with the same sound. For me what is not clear why when I am turn on the lights rpm at idle grow up and the vibration disappear. Does any one know if the idle speed can be adjust by dealer ? thank you Why Toyota VVT-i engine may start to consume oil and how to do oil leak test. Oil consumption is bad signal. 2FE94e.

dual vvti engine problems