2008 TOYOTA Corolla Serpentine Belt Diagram for 4 Cylinder 1.8 Liter Engine. Serpentine Belt Diagram for 2008 TOYOTA Corolla This TOYOTA Corolla belt diagram is for model year 2008 with 4 Cylinder 1.8 Liter engine and Serpentine; With Air Conditioner ; With Hydraulic Bolt Tensioner. Posted in 2008. Posted by admin on January 27, 2015.