The engine B2425 Code is an identification of the car engine problem and the meaning of the code is necessary to know. The general meaning of the code is found online what is not important thing for solving the car engine problem. The general meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 4 for Transmission. 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage. 5 for Park/Neutral Position (PNP) Switch Circuit Engine Torque Signal Circuit. Do not drive the car if the car engine problem remains unsolved.