
| Symbol | Message | Specification | 
|---|---|---|
|  | AdBlue level low | The AdBlue level is low and the tank needs to be topped up. | 
|  | AdBlue dosing and AdBlue quality | The system does not function as it should. Contact a workshop2 to check the function. | 
|  | Refill AdBlue | The AdBlue level is critically low and the tank needs to be topped up immediately. | 
|  | Engine start prohibited and e.g.: Fill a minimum of 4.5 litres of AdBlue | The car cannot be started before AdBlue has been filled. Fill with AdBlue to the amount specified in the driver display, or contact a workshop2. Note that: 
 | 
|  | Engine start prohibited Service of AdBlue system needed to allow restart | The system does not function as it should. Contact a workshop2 to check the function. |