How to Replace the Battery in a 2017 Honda CR-V Key Fob?

2 Answers
DiOmar
07/29/25 1:49pm
First, locate the key lock button, press it and pull out the mechanical key. Then find the clip position and completely break the key along the gap. Note that the positive side of the battery should face downward, and the battery should be installed in reverse. Battery model for the 2017 Honda CR-V remote key fob: It uses a coin cell battery, CR2030. This model is available from various brands such as Toshiba, Panasonic, Double Deer, GP, Nanfu, etc. You can find them in major supermarkets or watch repair shops. If none are available, you can purchase them online. Precautions for battery replacement: Pay attention to the positive and negative directions of the battery. After replacement, perform a function test.
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WalterMarie
08/13/25 5:10am
I've been driving a 2017 Honda CR-V and previously replaced the key fob battery myself when it stopped working. The key uses a CR2032 battery, which is readily available at supermarkets. The steps are straightforward: First, locate the small indentation in the middle of the key's back. Use a small flathead screwdriver or coin to gently pry open the casing, being careful not to apply too much force to avoid damaging the plastic clips. Remove the old battery, noting the orientation with the positive side (usually marked with a + sign) facing up, and insert the new battery in the same position. Snap the casing back together firmly and test the unlock button to see if the light works—that's it. The whole process takes less than ten minutes, using just a household screwdriver, and the battery costs only 5 yuan, making it super cost-effective. It's recommended to check the battery every two years and replace it when the key starts responding sluggishly, rather than waiting until it dies and you can't lock the car.
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