The B1372 Code appears for the fault of the engine and the problem looks on the body. The B1372 Code can be solved easily and for solving the problem, it is not necessary to change anything of the parts of the engine. Professionals can easily solve the problem. The code has different meanings and to know the correct meaning, it is necessary to read the manual and know the model and manufacturer of the car. The meaning of B1372 is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific. 3 for IC Module 4X Ref Circuit Intermittent, No Pulses. 7 for Vehicle Speed Output Circuit and 2 for A/C System High Pressure High Temperature.