PHP error happened

Technical information
Error type2
Error descriptionmysql_connect() [function.mysql-connect]: Access denied for user 'coyotedepot2'@'208.80.4.105' (using password: YES)
URLwww.coyotedepot.com/coyote_members/register.php?
Error file/var/www/html/co/coyotedepot.com/coyote_members/include/dbconnection.php
Error line9
SQL query