How to Replace the Key Battery for Mercedes-Benz E300?

[LondynRose]

The method to replace the key battery for Mercedes-Benz E300: Press the button on the car key, slide open the black cover to the left, pull down the cover marked with "+" and "-" signs, then remove and replace the battery. Ensure the replacement battery is the same model as the original one in the key. The Mercedes-Benz E300 is a mid-range vehicle from Mercedes-Benz, with body dimensions of 4925mm in length, 1860mm in width, and 1475mm in height, and a wheelbase of 2939mm. The E300 is equipped with the ambient interior lighting system from the Mercedes S-Class, enhancing the luxurious feel of the interior lighting combination when the lighting system is activated at night. The headlights also automatically adjust their brightness according to the external environment.