This engine C1104 Code is related with the chassis of the engine and without getting much information from the manufacturer, it is not easy to solve the car engine. Do not drive the car with any faulty serious parts. You need to fix the car engine problem and you can use manufacturer name for solving the car engine problem. Do not follow the general information for solving the car engine. There are many information available about the car engine but you should not use all information except the manufacturer meaning. If you have all necessary tools and machines, you can solve the car engine problem easily.