The B1329 Code is connected with the car engine and when your diagnosis the car engine, the code may appear. By the model and manufacturer of the car, the meaning of the code changes. Since, it is important to get the name of the manufacturer and model number. If you do not know the dictionary meaning, you cannot solve the problem. B means Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 means Manufacturer Specific 3 means IC Module 4X Ref Circuit Intermittent, No Pulses. 2 means Air Conditioning Clutch Feedback Circuit High Voltage. 9 means Kick-Down Switch Failed Short.