This engine P1826 Code is set many car engines of different cars. Brand of the car is not important here. When you look for the meaning of the code, then you must look for the brand of the car. According to the meaning of the code following the brand, you must get the correct meaning. Do not accept any meaning of the code without the right meaning what is provided by your car manufacturer. The engine code is very necessary thing but you need to check the car engine by an automobile engineer who can fix the problem and find the real reason of the car engine.