The fault B1462 Code is linked to the engine and it looks that the trouble is associated of the body of engine. You need to fix the problem and that is why, you should understand the meaning of the code well. You need to get the dictionary meaning, manual manufacturer and read manual. About the B1462 code, it would possibly be valuable to wisely review the wire harness near the aperture various bracket. This is done the most just from below the car in the zone near the oil filter. You should take a test drive after fixing the problem of the car and engine.