2003 Mercedes ML-Class Owner's Manual - Page 207

Operation Engine compartment Continue turning the cap to the left and remove it. Add coolant as required. Replace and tighten cap. More information on coolant can be found in the "Technical data" section ( page 287). Battery The battery is located in the engine compartment. The battery should always be sufficiently charged in order to achieve its rated service life. If you use your vehicle mostly for short distance trips, you will need to have the battery charge checked more frequently. When replacing batteries, always use batteries approved by Mercedes-Benz. If you do not intend to operate your vehicle for an extended period of time, consult an authorized Mercedes-Benz Light Truck Center about steps you need to observe. and precautions when handling G Observe all safety instructions automotive batteries. E C F Wear eye protection. Keep children away. Follow the instructions in this Operator's Manual. A Risk of explosion flames from Do not smoke. D Keep battery.or sparks away acid is allow it come into contact B Battery to eyescaustic. Do not with skin, or clothing. In case it does, immediately flush affected area with clear water and seek medical help if necessary. Batteries contain materials that can harm the environment if disposed of improperly. Recycling of batteries is the preferred method of disposal. Many states require sellers of batteries to accept old batteries for recycling. 207