The dictionary meaning of the B2570 Code is not necessary to use for solving the car engine. You will get the dictionary meaning from online. The automobile dictionary meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 5 for Computer And Auxiliary Outputs. 7 for Vehicle Speed Output Circuit. 0 for Transmission Engaged At High Throttle Angle. The B2570 engine code appears a kind of body problem. The original multi-displacement system twisted off conflicting pairs of cylinders, letting the train to have three different shapes and movements.