Whether you are servicing or troubleshooting a car, always start by looking up the car in DDTSB!
Don't waste valuable time on errors that have already been solved by other workshops.
With DDTSB you have access to over 10,000 service bulletins and model-specific troubleshooting instructions. There are 400,000 error codes with explanations and additional information in the form of valuable experiences from others who have experienced the same errors.
Workshops all over the world use DDTSB. We are a global community of mechanics who help each other.