You may know the automobile dictionary meaning of the P20D0 Code for solving the car engine problem but it is not very important thing. You may get the automobile dictionary meaning for solving the car engine problem. That is why, you need to seek online. The general meaning of the code is P for Powertrain Code Problem is related engine, transmission and emissions systems. 2 for MFG – Manufacturer Specific. 0 for Fuel And Air Metering. D means BBV Sensor Circuit Low Voltage and 0 for Transmission Engaged At High Throttle Angle. You should use different meanings for solving the car engine.