![Mercedes-Benz South West on Twitter: "Do you know what your vehicle's warning lights mean and what action to take if they pop up? Get ahead of the game, read our guide on Mercedes-Benz South West on Twitter: "Do you know what your vehicle's warning lights mean and what action to take if they pop up? Get ahead of the game, read our guide on](https://pbs.twimg.com/media/FNZ_9pxXEAM3Rw8.jpg)
Mercedes-Benz South West on Twitter: "Do you know what your vehicle's warning lights mean and what action to take if they pop up? Get ahead of the game, read our guide on
Understanding the Mercedes-Benz Active Service System (ASSYST, ASSYST PLUS, ASSYST Fixed Intervals) Service Indicator Lights | YourMechanic Advice
![Warning lights on digital driver's display in the interior of a W247 Mercedes-Benz B-Class Stock Photo - Alamy Warning lights on digital driver's display in the interior of a W247 Mercedes-Benz B-Class Stock Photo - Alamy](https://c8.alamy.com/comp/2AN4AEF/warning-lights-on-digital-drivers-display-in-the-interior-of-a-w247-mercedes-benz-b-class-2AN4AEF.jpg)