Mercedes-Benz B-Class, Owner'S Manual

Page: 488 / 537

W War arning/indicat ning/indicator lamp P or lamp Possible causes/conseq ossible causes/consequences and uences and M M Solutions Solutions
R
The engine coolant pump is faulty
If there is an additional warning tone, the coolant temperature has exceeded 120°C.
&
W WARNING ARNING Risk of burns when opening the bonnet
If you open the bonnet in the event of an overheated engine or re in the engine compartment, the following situa-
tions may occur:
R
You may come into contact with hot gases.
R
You may come into contact with other escaping hot operating uids.
#
Before opening the bonnet, allow the engine to cool down.
#
In the event of a re in the engine compartment, keep the bonnet closed and call the re service.
#
Stop immediately in accordance with the tra c conditions and switch o the vehicle. Do not continue driving.
#
Note the messages on the instrument display.
If t If the coolant t he coolant tem emper peratur ature displa e display is at t y is at the low he lower end of t er end of the t he tem emper peratur ature scale: e scale:
#
Consult a quali ed specialist workshop.
If t If the coolant t he coolant tem emper peratur ature displa e display is at t y is at the upper end of t he upper end of the t he tem emper peratur ature scale: e scale:
#
Exit the vehicle and keep a safe distance from it until the engine has cooled down.
#
Check the coolant level (
/
page 342).
Display messages and warning/indicator lamps 485 485