The engine P1447 Code helps to fix the car engine and meaning of the code helps to fix the car engine. The car engine code is informative and you will get some information from the real meaning of the car engine. However, when the real meaning of the code is found, you will get automobile dictionary meaning what you can use for solving the car engine. The automobile dictionary meaning is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 4 for Transmission. 4 for BBV Sensor Circuit Low Voltage and 7 for Cruise Inhibit Control Circuit.