The general meaning of this car engine P2602 Code is important if the correct meaning of the code is not found. You need to know the meaning of the code for solving the car engine problem. The automobile dictionary meaning of the code is p for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 6 for Vehicle Speed Control And Idle Control System. 0 for IC Circuit High Voltage and 2 for A/C System High Pressure High Temperature. The car engine code’s right meaning can provide the right meaning of your car engine for fixing the car engine.