The engine P1914 code seems a kind of powertrain problem and the powertrain problem is not very difficult or expensive to solve. The automobile dictionary meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 9 for Fuel And Air Metering (Injector Circuit Malfunctions Only). 1 for Low Coolant Circuit and 4 for Cruise Vehicle Speed/Set Speed Difference Too High. Accelerator Pedal Position Sensor 1 Circuit Low and engine P2127 – Accelerator Pedal Position Sensor 2 Circuit Low would chief you to suspicious a faulty accelerator pedal position sensor.