The error P212E Code is found in the car engine and this code is common for many car engines. Do not use wrong meaning of the code what you may get from untrusted sources. The automobile meaning is a general meaning and it is not helping meaning for solving the car engine. The code has various meanings what are set by the other car manufacturers. You must look for the right meaning and that right meaning is from your car manufacturer. Do not drive the car with the car engine problem. When the car engine is ok, take the car for a test drive.