... Section The Battery The battery is the main source of electrical energy on Toyota, Lexus, and Scion vehicles The battery powers these major electrical systems: • Starting ... Battery The battery is the main source of electrical energy in the vehicle Figure 5-2 T502f502 5-2 TOYOTA Collision Repair and Refinish Battery Basics & Maintenance Battery Functions Engine off – ... by different names: vented, sealed, low maintenance, and no maintenance Figure 5-4 T502f504 5-4 TOYOTA Collision Repair and Refinish Battery Basics & Maintenance Battery Construction Battery Case...