Traced down a fail-to-start problem (thanks to info obtained from Stangnet.com) to a computer failure on my '92 GT, VIN 1FACP45E0NF114479, automatic trans. convertible. Replaced the failed unit, EEC-IV SF1-MA12A, A9P, E9ZF-12A650-CA with a unit salvaged from an '89 GT with automatic...