When you detect any problem in the car engine, you must take the car to an automobile repair center and solve the car engine. The car engine P1744 Code is found when the car engine is tested. Meaning of the car engine code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 7 for Auxiliary Emission Controls. 4 for BBV Sensor Circuit Low Voltage and 4 for Cruise Vehicle Speed or Set Speed Difference Too High. The P1744 engine code seems a kind of powertrain problem and this problem is cheap to fix.