MIVEC System 1 PDF

A technical diagram that explains the MIVEC (Mitsubishi Innovative Valve timing Electronic Control) system used in automotive engines. The document details how the system improves torque, fuel efficiency, and idle stability through variable valve timing. It provides information on system control details and basic operation involving the engine ECU, spool valve, and oil feeder control valve. The diagrams illustrate the mechanism of advancing and retarding the angle of the intake camshaft using hydraulic pressure.