Understanding the Mercedes-Benz Active Service System (ASSYST, ASSYST PLUS, ASSYST Fixed Intervals) Service Indicator Lights | YourMechanic Advice
![Used Mercedes-benz C Class Saloon 2.1 C250 Cdi Blueefficiency Elegance 7g-tronic 4dr in Windlesham, Surrey | Windlesham Carriage Company Used Mercedes-benz C Class Saloon 2.1 C250 Cdi Blueefficiency Elegance 7g-tronic 4dr in Windlesham, Surrey | Windlesham Carriage Company](https://m.atcdn.co.uk/a/media/w1024h768/6649d995c1b6434c96bf81037eee39fd.jpg)
Used Mercedes-benz C Class Saloon 2.1 C250 Cdi Blueefficiency Elegance 7g-tronic 4dr in Windlesham, Surrey | Windlesham Carriage Company
![Cannot reset assyst plus service interval. It has been stuck on service C 365 days since the day I got the vehicle last year March. I took it to Mercedes and they Cannot reset assyst plus service interval. It has been stuck on service C 365 days since the day I got the vehicle last year March. I took it to Mercedes and they](https://preview.redd.it/gbzdf8gyztm61.jpg?auto=webp&s=c140de7da77d22547fef903c1c78fbf9310fc35a)