2005 passat tdi hard to start

hello all,
hoping some can help with my problem. if I turn the key on and don't have a check engine light or glow plug light my passat will turn over but wont start. if I do get a check engine light and a glow plug light it starts right up and runs fine
please help !

Wrong forum.


Try here B5 Passat(>98 (2004-2005 in North America)

Thanks, new here !