The automobile dictionary meaning of the B2429 Code is not necessary but you should not try to use it. The automobile dictionary meaning of the B2429 is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 for MFG – Manufacturer Specific. 4 for Transmission. 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 9 for Kick-Down Switch Failed Short. You can read this meaning for information from the manual of the car engine and there you will get the real meaning of the code. Do not drive the car until you get the problem is solved.