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  1. 2014-2018 Mazda 3 Skyactiv Audio & Electronics
    I have a keyless entry Mazda 3. I've had no problems but have just replaced the main and spare key fob batteries (CR2025) as a precaution after two years of use. The new battery voltage open circuit is 3.2V and both old batteries were down to 2.9V. Does anyone know the minimum battery voltage...
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