Display messages
Possible causes/consequences and MM Solutions
·
Engine powerEngine power
reducedreduced
Supplementarytext Û: Please top up withDEF RiskofPlease top up withDEF Riskof
limit speedlimit speed
Additionally, theon-boardcomputer displays the · indicator
lamp in thestatus area.The DEFlevel has sunktoapproximately
2.5%.The engine power outputisreduced.
X
Adapt your driving style accordingly.
X
Refillthe DEF tank as soonaspossible (Y page 152).
Otherwise, speed may be limitedtoapproximately 12 mph
(20 km/h).
·
Limit speedLimit speed
Supplementary text Û: Please top up DEF.Please top up DEF.
Additionally, the on-board computerdisplaysthe · indicator
lamp in the statusareaand the ; indicator lamp lights up in the
instrument cluster. The DEF level hassunktoapproximately 0%.
The speed is limited to approximately 12 mph (20 km/h).
X
Adapt your driving style accordingly.
X
Refill the DEFtank as soon as possible (Y page 152).
Â
Diesel part. fil‐Diesel part. fil‐
ter: fluid levelter: fluid level
increasedincreased
Supplementary text Û: Please start regenerationPleasePlease start regenerationPlease
observe Operating Instructionsobserve Operating Instructions
The  indicator lamp also lights up yellow in the instrument clus-
ter. The diesel particle filter is in need of regeneration.
Dependingonhow the vehicle is being driven, within the next
4hours:
X
Deactivate the regeneration block (Y page 148) and drive on a
motorway or for alonger distance until the  indicator lamp
goes out.
or
X
Start manual regeneration (Y page 149).
On-board computer event window
87
On-board computer and displays
Z
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