How to Replace the Battery in an Emgrand Key?

2 Answers
Orville
07/29/25 7:11pm
Method to replace the battery in an Emgrand key: 1. There is a button on one side of the key; press the button to pull out the mechanical key. 2. After pulling out the key, you will see the word "open" in English at the front of the key, along with a protruding area. 3. Insert a screwdriver into the protruding area, rotate it clockwise, and pry open the casing to reveal the battery and the key's circuit board. 4. Insert the screwdriver under the battery and gently pry to remove the battery. 5. Place the prepared new battery into position, then reassemble the key in the reverse order. Emgrand car specifications: The body dimensions are 4631mm in length, 1789mm in width, and 1470mm in height; the fuel tank capacity is 50L; the luggage compartment volume is 680L; the drive type is front-wheel drive.
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MacCecilia
08/14/25 1:31pm
I remember when I was driving the Emgrand, the key suddenly stopped working. At that time, I thought there was some major issue with the car, but later I found out it was just a dead battery. I figured out how to replace it myself in the garage: first, look for a small groove on the back of the key, then gently pry open the cover with a coin or a small flathead screwdriver—don’t use too much force to avoid cracking it. Inside, you’ll find a CR2032 battery. Before removing it and installing the new one, make sure to check the polarity—the convex side should face upward. Once done, snap the cover back on until it clicks into place. The whole process takes less than 10 minutes. Just keep a spare battery at home or buy one from a hardware store for a few bucks, saving a trip to the repair shop. The key is to regularly check the battery life to avoid the embarrassment of a non-responsive key when you’re in a hurry.
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