On-board computer event window 129 Grey event window Note Important safety notes If you ignore warning and indicator lamps and the event window, you will not be able to rec- ognise failures and malfunctions in components or systems. Driving/braking characteristics may be affected and the operating and road safety of your vehicle may be limited. Have the affected system checked and repaired at a qualified specialist workshop. Always observe the warning lamps and event window and follow the corresponding measures. Grey event window With a malfunction/notification of low priority, the on-board computer displays a grey event window.
If further information about the malfunction/notification is available, the event win- dow displays the Ы symbol. You can display the information using the u button on the multifunction steering wheel. Observe the information and instructions in the event window. You can drive on. On-board computer and displays BlueTec ® exhaust gas aftertreatment Z Display messages Possible causes/consequences and M Solutions  Regeneration disa‐ bled Regeneration of the diesel particle filter is disabled and the fill level of the diesel particle filter is raised. X In order to enable automatic regeneration of the diesel particle filter, deactivate the regeneration block as soon as possible (Y page 214).
 Manual regenera‐ tion not possible Supplementary text Û: Requirements for manual regen‐ eration have not been fulfilled. Please observe Oper‐ ating Instructions. Regeneration of the diesel particle filter is not possible. One or more requirements have not been fulfilled. X Observe the activation conditions and requirements for manual regeneration of the diesel particle filter (Y page 214).