Nissan march smart key problem Nissan Smart Key Problem (Green Key on … Aug 29, 2013 · If you have a Nissan Car with Smart Key Smart Key Problem (Green Key on Dashboard) dashboard display then the problem is due to battery... Source Source Source Source Source Source Source Source Source Source Read Also: Nissan versa smart key problem Nissan sentra smart key problems Nissan altima smart key problems Nissan smart key recall Nissan smart key not working Nissan key problem