What does service b on Mercedes-Benz a class mean?

Service B on the Mercedes-Benz A-Class refers to a specific maintenance service that typically occurs around 20,000 miles or 12 months after the initial Service A. It includes a comprehensive inspection of the vehicle, replacement of the engine oil and oil filter, as well as checking and replacing other essential components such as the cabin air filter and brake fluid if necessary. Service B is designed to ensure optimal performance and safety of the vehicle, helping to maintain its warranty and resale value.