The braking system is computer controlled and blendsthe regenerative braking with the conventional hydraulicdisc brakes to meet any requirements for deceleration.Because the controller applies the hydraulic brakesthrough its high pressure accumulator, you mayoccasionally hear the motor driven pump when itrecharges the system. This is normal. In the event of acontroller problem, the brake pedal may be harder topush and the stopping distance may be longer.See Regenerative Braking, Warning Lights, Gages, andIndicators and Driver Information Center (DIC) in theowner manual.BatteryThis vehicle has a standard 12-volt battery and ahigh-voltage hybrid battery. When a new standard12-volt battery is needed, see your dealer/retailer forone that has the replacement number shown on theoriginal battery's label.Only a trained service technician with the properknowledge and tools should inspect, test, or replace thehybrid battery. See your dealer/retailer if the hybridbattery needs service. See Battery on page 6‑17.ServiceNever try to do your own service on hybrid components.You can be injured and the vehicle can be damaged ifyou try to do your own service work. Service and repairof these hybrid components should only be performedby a trained service technician with the properknowledge and tools. See Doing Your Own ServiceWork on page 6‑2.Performance and MaintenanceTire Sealant and Compressor KitThis vehicle has a tire sealant and compressor kit whichcan be used to seal small punctures in the tread area ofthe tire.See “Tire Sealant and Compressor Kit” for completeoperating information.1-6