2004 Mercedes ML-Class Owner's Manual - Page 278

Practical hints Battery Battery The battery is located on the passenger side of the engine compartment. Warning! G ! Never loosen or detach battery terminal clamps while the engine is running or the key is in the steering lock. Otherwise the alternator and other electronic components could be severely damaged. Have the battery checked regularly by an authorized Mercedes-Benz Light Truck Center. Refer to Service Booklet for maintenance intervals or contact your authorized Mercedes-Benz Light Truck Center for further information. Failure to follow these instructions can result in severe injury or death. Observe all safety instructions and precautions when handling automotive batteries ( page 223). Never lean over batteries while connecting, 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 explosive. Keep flames or sparks away from battery, avoid improper connection of jumper cables, smoking etc. 1 Negative terminal 2 Positive terminal Warning! G Do not place metal objects on the battery as this could result in a short circuit. Use leak-proof battery only to avoid the risk of acid burns in the event of an accident. 278