1. Ensure the Car is Off and Parked Safely:
Turn off the engine and ensure that the car is in Park mode. Engage the parking brake to ensure that the vehicle remains in place.
2. Open the Hood:
Locate the hood release lever and pull it to open the hood.
3. Disconnect the Power Terminal:
On Mercedes Benz S-Class models, the negative battery terminal is typically labeled with a "-" sign. Identify the negative terminal and disconnect the power terminal by loosening the nut or bolt attaching the terminal to the battery using the appropriate wrench or tool.
4. Disconnect the Ground Strap:
There might be a ground strap or a negative battery terminal cable connected to the chassis of the car. Ensure this is disconnected as well.
5. Disconnect the Positive Terminal:
Now move to the positive terminal, which is labeled with a "+" sign. Remove the positive terminal by loosening the nut or bolt connecting the terminal to the battery.
6. Remove the Battery Clamp:
Once both terminals are disconnected, use a wrench or socket to remove the bolt securing the battery clamp.
7. Lift Out the Battery:
Carefully lift the battery out of the vehicle. Be mindful of the weight of the battery and consider seeking assistance if needed.
8. Clean the Battery Tray:
Before installing a new battery, take the opportunity to clean the battery tray area using a damp cloth and a mild detergent.
9. Install the New Battery:
Place the new battery carefully into the battery tray. Make sure it fits securely.
10. Connect the Positive Terminal:
First, reconnect the positive terminal by tightening the bolt or nut attaching it to the battery.
11. Connect the Ground Strap:
If disconnected earlier, ensure the ground strap is securely reconnected.
12. Connect the Negative Terminal:
Finally, reconnect the negative terminal by tightening the bolt or nut that holds it in place.
13. Test the Battery:
Turn on the headlamps or interior lights to test if the electricity runs through the battery.
14. Close the Hood:
Once you have verified that the battery is correctly connected, close the hood of your Mercedes Benz S-Class.
Remember that working with car batteries involves handling potentially dangerous electrical systems. If you are not comfortable performing these steps or have any concerns, seek assistance from a qualified automotive professional or refer to the vehicle's owner's manual for specific instructions related to your model.
