The automobile meaning of the engine B2499 Code is general meaning and this automobile meaning of the code is not really helpful. The automobile meaning of the code is B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 2 is MFG – Manufacturer Specific. 4 is Transmission. 9 is Crankshaft Position Sensor Circuit Performance and 9 for Kick-Down Switch Failed Short. Body of the car engine is problematic and the engine code has started with the B. Body of the car engine is easy to solve and do not drive the car with any engine problem.