Cadillac Repair: Codes P012, P014, P047, coolant temp, engine coolant

Question
94 Eldorado with a rebuilt trans. cleared all history codes. Codes p012, p014 and P047 keep showing up.. What does these codes mean and how can I fix whatever these codes are?  HELP!!  

Answer
P012 = no 4X signal from ignition control module.

P014 = Shorted engine coolant temp sensor signal.

P047 = PCM/IPC data lik fault.


Are these CURRENT or HISTORY codes as displayed below each code as it is displayed.

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