The error B1347 Code is a symbol of the engine problem. It is necessary to repair the problem. The manual of the car is a guide to help to solve the problem. The B1347 Code describes of the body problem of the engine. It is necessary to know the manufacturer and model of the car for finding the accurate solution. Due to the manufacturer and model, the meaning of the error code can be different. The B1347 Code has different meaning and 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. 4 for BBV Sensor Circuit Low Voltage. 7 for Cruise Inhibit Control Circuit.