do not replace anything yet ! first check the electrical system . disconnect the negative cable , + r7 P! H& K/ k* z3 ~0 j' Iconnect 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 ,; @4 R7 V( l* F6 j% H
now you know in which that device is draining the battery .