How to Open a Porsche Key to Replace the Battery?

2 Answers
Xavier
07/24/25 5:42am
Half-extract the mechanical key on the back of the key and lift it upward with force to open the battery compartment cover, then replace the battery. All four doors of the Porsche are equipped with keyless entry functionality, and the trunk is also a sensor-activated trunk. However, the car key still retains three mechanical buttons: the lock button, unlock button, and trunk switch. The back of the key, where the logo is located, hides the mechanical key. There are no mechanisms here; simply pull it out to use. Below is an introduction to Porsche: 1. The English emblem of Porsche uses the surname of Ferdinand Porsche, the founder of the German Porsche company. The graphic emblem adopts the shield-shaped city emblem of Stuttgart, where the company is located. The word "PORSCHE" is at the top of the trademark, indicating that the trademark is owned by Porsche Design Company. The word "STUTTGART" is above the horse, indicating that the company's headquarters is in Stuttgart. In the middle of the trademark is a steed, symbolizing that Stuttgart is known for breeding a noble breed of horses. 2. The upper left and lower right of the trademark feature deer antler patterns, indicating that Stuttgart was once a great place for hunting. The yellow stripes in the upper right and lower left represent the color of ripe wheat, symbolizing a bountiful harvest. The black in the trademark represents fertile land, and the red symbolizes people's wisdom and love for nature.
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Beau
08/11/25 1:27am
As an old car enthusiast, I've replaced the Porsche key battery several times. Usually, there's a small gap on the back of the key. Gently pry it open with a small flat-head screwdriver or a coin—don't use excessive force to avoid scratching the key casing. Once opened, you'll find a small button-shaped battery inside, typically a CR2032 model. Before removing the old battery, note the positive and negative polarity, then align and insert the new battery correctly. Afterward, align the cover and press it back into place until it snaps shut. I recommend checking the battery regularly, especially when the remote range shortens, to avoid being stranded. The whole process takes just five minutes, and it's wise to keep spare batteries on hand—they're cheap online, saving time and repair costs. Remember, if the key battery dies, you can still use the mechanical part to start the car, though it's less convenient.
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