If the powertrain of the car engine is not ok, the car engine makes trouble. The problem of the car engine can be so serious. Before problem of the car engine becomes more difficult, you need to fix the car engine sooner. When the car engine is checked, the engine P1280 Code comes. The automobile dictionary meaning of the P1280 code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 1 for MFG – Manufacturer Specific. 2 for Accelerator Pedal Position (APP) Sensor 1 Performance. 8 for Exhaust Gas Recirculation System Valve 1 and 0 for Transmission Engaged At High Throttle Angle.