From the car engine P1423 Code, you will get many information if you read the real meaning of the car engine. The engine code is informative and useful what you can use for solving the car engine only. The real meaning of the code is found from the car manufacturer and find the real meaning by the name of the car and car manufacturer. The main problem of the car engine is powertrain and this can be fixed with less attempt. The car engine code is meaningful. You will get meanings of the code from different sources but accept the real meaning of the code only.