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Starter battery - specification
The starter battery is used to drive the starter motor and other electrical equipment in the car.
Battery - Start/Stop
Cars with the Start/Stop function are equipped with two 12 V batteries - one extra powerful starter battery for starting and one support battery that helps during the Start/Stop function's starting sequence.
The electrical system is single-pole and uses the chassis and engine casing as a conductor.
Battery - symbols
There are information and warning symbols on the battery.