Where is the battery located in a Mercedes 400?

1 Answers
LeNevaeh
07/30/25 8:20am
In older versions of the Mercedes 400, the battery is located under the protective cover on the right side under the hood. The newer versions use a polymer battery, which is positioned in the top left corner of the engine compartment. Car Battery: A car battery, also known as a storage battery, is a type of battery that converts chemical energy into electrical energy. Typically, when people refer to a car battery, they mean a lead-acid battery. This type of battery is primarily made of lead and its oxides, with a sulfuric acid solution as the electrolyte. Battery Lifespan: The normal lifespan of a car battery ranges from 1 to 8 years, depending largely on the condition of the vehicle. If the vehicle's alternator charges normally and there are no electrical leaks or grounding issues, the battery can generally last for more than 3 years. If you notice that the battery is not holding a charge, the starter is weak, or the headlights are significantly dimmer, the battery should be removed and charged for 12-24 hours using a battery charger. If the problem persists and the vehicle has exceeded 50,000 kilometers without any alternator issues, it may be time to consider replacing the battery.
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