do not replace anything yet ! first check the electrical system . disconnect the negative cable ,) q9 N: _: L8 E; y4 K5 V
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 , 8 R; L1 H0 i( dnow you know in which that device is draining the battery .