The engine P0640 Code is common thing for the car engine and meaning of the code is the most important thing. You should not allow any meaning of the code for fixing the car engine. By the wrong meaning of the code, you will grant new problems in the car engine. That is why, you must not use false meaning or any meaning of the code. The car engine may make problem while you drive the car if the car engine is not solved. Do not drive the car until the car engine is ok. The problem of the powertrain is not difficult to solve.
The automobile dictionary meaning of the code is not helpful for solving the car engine and it is p for Powertrain Code Problem is related engine, transmission and emissions systems. 0 for SAE – Generic. 6 for Vehicle Speed Control And Idle Control System. 4 for BBV Sensor Circuit Low Voltage and 0 for Transmission Engaged At High Throttle Angle. The powertrain of the engine is faulty and it is not very difficult to solve. If you know the process of solving the car engine, you can try or you should take it to professional automobile engineer.