B1521 Code

The meaning B1521 Code is possible to know if you know all information of the car and engine as well read the manual. The engine code will come when the engine is diagnosis properly. You cannot solve this problem in your place and for this reason, you should take the car to auto repair car center. However, you need read the dictionary of engine code. B for Body Code Problem is antilock brake system, electronic suspension and steering systems. 1 for MFG – Manufacturer Specific 5 for Computer And Auxiliary Outputs 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 1 for TFP Valve Position Switch-Drive Without Drive Ratio.
The problem of the engine may occur for the sensor. The oxygen sensors on your car quantity the oxygen in the end to define how rich or thin the ratio of fuel and air are in the cylinders. Enhancing this combination means better fuel consumption and fewer exhaust emissions. After finishing the checking and solving of the problem of the engine, it is necessary to take the car for test and if you find the same problem again or you face different problem, you should take the car back to repair center.