The car engine P2264 Code’s meanings are found from online and manual of the car engine. Collect the right meaning of the code and solve the car engine problem. If you do not get the real meaning, then you have to depend on the general meaning of the code. The automobile or general meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 MFG – Manufacturer Specific. 2 for Accelerator Pedal Position (APP) Sensor 1 Performance. 6 for Control Module Throttle Actuator Position Performance and 4 for Cruise Vehicle Speed or Set Speed Difference Too High.