do not replace anything yet ! first check the electrical system . disconnect the negative cable ,* |# L5 P& l5 x$ X, x' |5 ^
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 ,* T" ^- D# ?3 K. H7 z
now you know in which that device is draining the battery .