You may get problems in the car engine when you drive the car. You should fix the car engine and you need to test the car engine by the engine code reader. The engine code reader find the real problem of the car engine and it lets you know a code. You need to get the correct meaning of the code. You may get the engine P0703 Code on the engine code reader. When you fix the car engine, you must use the right meaning of this code for fixing the issue from the car engine. You need to trust on the real meaning of the code only.