2002 Mercedes C-Class Owner's Manual - Page 347

Instruments and controls Jump starting Note: Operation Driving Instrument cluster display Practical hints Car care Technical data Index 344 Jump starting Warning! Failure to follow these directions will cause damage to the electronic components, and can lead to a battery explosion and severe injury or death. Never lean over batteries while connecting or jump starting, you might get injured. Battery fluid contains sulfuric acid. Do not allow this fluid to come in contact with eyes, skin or clothing. In case it does, immediately flush affected area with water, and seek medical help if necessary. A battery will also produce hydrogen gas, which is flammable and very explosive. Keep flames or sparks away from battery, avoid improper connection of jumper cables, smoking etc. Read all instructions before proceeding. The gear selector lever will remain locked in position "P" and the electronic key can not be turned in the starter switch, if the vehicle battery is disconnected or discharged. After reconnecting the battery also set the clock (vehicles with COMAND: see COMAND operator's manual) resynchronize the front seat head restraints, the express feature of the power windows, the sliding/ pop-up roof, and the electronic stability program (see individual settings on page 121, head restraints on page 55, power windows on page 197, synchronizing the sliding/pop-up roof on page 202 and electronic stability program on page 278). Battery recycling Batteries contain materials that can harm the environment with improper disposal. Large 12 Volt storage batteries contain lead. Recycling of batteries is the preferred method of disposal. Many states require sellers of batteries to accept old batteries for recycling.