do not replace anything yet ! first check the electrical system . disconnect the negative cable ,% X+ N1 V7 Z7 K3 D \, z
connect a test light between cable and battery post . if the test light lights up bright , there could be a short circuit somewhere . pull out each fuse to see until the test light goes dim ,& ~9 b. v. B0 K: A _5 E# M
now you know in which that device is draining the battery .