How to Replace the Battery in a Haima Car Key?

1 Answers
MacReagan
07/29/25 11:27pm
Haima car key battery replacement method is: 1. Remove the mechanical key; 2. Open the key cover; 3. After opening the cover, you can see the battery, remove and replace it; 4. When installing the new battery, do not damage the battery clip, ensure the positive pole faces upward, then close the key cover. Precautions for battery replacement: 1. Wrap the tip of the screwdriver with a cloth when removing the car key to prevent damage; 2. The opened key and circuit board must not get wet, keep them as dry as possible; 3. Do not touch the components on the circuit board; 4. The model of the new car key battery must match the old battery's model.
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