The meaning of the B2340 Code is related with the body of the engine and if you want to fix the car engine problem, you need to know many things and have all machines. Do not drive the car until you get the car engine is fixed. The 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. 3 for IC Module 4X Ref Circuit Intermittent, No Pulses. 4 for BBV Sensor Circuit Low Voltage and 0 for Transmission Engaged At High Throttle Angle. Get the real information about the code before solving the problem.