As the powertrain problem of the car engine is minor problem but no one should avoid it. Due to small problem of the car engine, a serious accident may occur in your life. This problem should fixed soon and check the car engine to know the cause of the car engine’s problem. The engine P0923 Code has found and use meaning of the code for solving the car engine. The automobile dictionary meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 9 for Fuel And Air Metering (Injector Circuit Malfunctions Only). 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 3 for Transmission Control Module Reprogrammable Memory.