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2017 focus st line battery draining

oggy_ogden
oggy_ogden
in Ford Focus Club

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I own a 2017 focus st line it's started to gradually lose charge but when jumped off is fine again for a week or so,  the alternator is charging I've had it checked,  also the key isn't getting picked up now and again too any ideas or has anyone experienced this thanks 

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    How old is the battery ? If it is any more than 4 years old then it is at the end of it's life.

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    • Author

    It has had a new one but not sure when as it's not original 

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    Your car is 7 years old, so I'd expect that it due a new battery. They last a maximum of 4 years not like what they used to do.

    Use a multimeter and measure the battery terminal voltage 1 hour after it has been parked. Check the State Of Charge on the table below.

    Ford - Battery SOC & Text.JPG

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