The car engine P2102 Code lets you know about the car engine problem and it is related with your car engine. The meaning of the code is important thing for solving the car engine and the car engine code is the best description. Do not use wrong meaning of the car engine code what will damage your car engine. You should not fix the car engine in wrong way or wrong method what may damage your car engine fully. So, do not try to solve the car engine by yourself, you may face terrible problem what may be difficult or expensive to fix.