The engine B1834 Code is directly associated with the car engine and when the car engine makes any fault and engine code reader tests it, the code comes. For solving the problem of the engine, the true meaning of the code is necessary. You can use dictionary meaning of the code but it is not enough to solve the problem from the engine and you need to know the exact meaning of the code for solving the real problem. The dictionary meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 is MFG – Manufacturer Specific. 8 is Ignition System or Misfire. 3 is Cruise Control Servo Indicates Low and 4 for Cruise Vehicle Speed/Set Speed Difference Too High.