do not replace anything yet ! first check the electrical system . disconnect the negative cable , 0 P. [( T+ [0 b T+ e) @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 ,& l# b/ k' U* A4 A* N) o0 l
now you know in which that device is draining the battery .