Having had this problem with our 2001 Alhambra recently, and having had to trawl through numerous forum posts to get an answer....here it is:
Try Changing Fuse No 32! It may be fully or partially blown....this causes strange behaviour in the central locking system :-)
Try Changing Fuse No 32! It may be fully or partially blown....this causes strange behaviour in the central locking system :-)