The engine code is fully meaningful and the meaning of the code should be collected from the right source. The engine P1808 Code is also meaningful and it is found by the check of the car engine. Overheating can be a cause of the car engine problem but to be a confirm about the car engine problem, checking the car engine is very important. Here, the powertrain can be a problem. Take the car to a good automobile repair center where you will get all necessary thing and an automobile engineer for solving the car engine problem. The problem should be fixed sooner.