Where is the auxiliary battery located in a Mercedes-Benz?

1 Answers
VanAlice
07/29/25 4:34pm
In some Mercedes-Benz models, the auxiliary battery is located on the right side of the trunk. Here is some information about the battery: 1. The battery is an important component in a car, responsible for supplying power to all electronic devices and starting the engine. When the engine is not running, the battery powers all electronic devices in the car. Once the engine is started, the alternator takes over powering the electronic devices and also charges the battery. 2. The battery is a wear-and-tear component that requires replacement. Typically, a car battery lasts 3 to 4 years, but many batteries fail before reaching this lifespan due to improper usage habits. Avoid using electronic devices in the car for extended periods without the engine running. In winter, try not to leave the car parked outside overnight, as low temperatures can reduce the battery's lifespan. If the car will not be used for an extended period, disconnecting the negative terminal of the battery can prevent it from draining. If the battery is dead and the engine cannot be started, you can call a friend to jump-start the car. 3. During regular maintenance, ask a technician to check the battery's voltage and internal resistance with professional equipment. If these values fall below standard, it indicates the battery needs replacement.
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