The meaning of the car engine P2339 Code helps to solve the car engine. The automobile dictionary meaning of the code is useful and that meaning is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 3 for IC Module 4X Ref Circuit Intermittent, No Pulses. 3 for Cruise Control Servo Indicates Low and 9 for Kick-Down Switch Failed Short. Do not use this meaning of the code when you know the right meaning of the code. The right meaning of the code will be given by the automobile manufacturer of the car.