wont start on 1996 Toyota Avalon

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
car wont turn over every thing has been replace altnater.,starter, battery, battery cable, wires ,
(3) Answers
Park neutral safety switch perhaps, factory security system problem? Once saw a Toyota towed in for a no start after it had been locked with the key fob and unlocked with just the wouldn't start until it was unlocked with the key fob.