2006 Mercedes SL-Class Owner's Manual - Page 414
2006 Mercedes SL-Class Manual
Page 414 highlights
Practical hints Batteries Batteries For more information on batteries, see "Battery" ( page 279). Your vehicle is equipped with two batteries: The starter battery The battery for electrical consumers (consumer battery), located in the trunk The starter battery is located on the right-hand side of the engine compartment. The consumer battery is located on the right-hand side of the trunk. 1 Positive terminal 2 Negative terminal 3 Positive terminal 4 Negative terminal ! The consumer battery located in the trunk is a valve-regulated lead acid (VRLA) battery, also referred to as "fleece" battery. Such batteries do not require topping-up of the electrolyte level. VRLA batteries therefore do not ! The starter battery, its filler caps, and the vent tube must always be securely installed when the vehicle is in operation. 413