The error U1230 Code is a common code and it has right meaning what needs to use for solving the car engine problem. The common cause of the car engine problem is found when the car engine is verified . Indicator and headlight bulbs essential steady care for them to keep operative correctly. Also the car paint must to be in good condition since that decreases the probabilities of rust taking over the body of your car. This is one of those car care problems, which are very easy to manage, given the change and quality of products existing in the market today.