The dictionary meaning of the B1881 Code is general meaning but it is not enough for solving the problem. The general meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific. 8 for Ignition System or Misfire. 8 for Exhaust Gas Recirculation System Valve 1 and 1 for TFP Valve Position Switch-Drive Without Drive Ratio. Without using the real meaning of the code, it is impossible to solve the problem. You need to fix the car engine and without fixing the car engine, you should not drive the car.