The document discusses reasons why a Mercedes may display a "Check Coolant Level" notification and steps to address it. Common reasons include a low coolant level, faulty cooling system parts like the radiator or hose, or a faulty coolant level sensor. If the notification appears, owners should check the coolant level and refill if needed, inspect cooling system parts, and check the coolant level sensor, replacing it if faulty. Addressing the underlying cause is important to resolve the issue and prevent overheating.

1. Do This If Your Mercedes Says
'Check Coolant Level'

2. Does your Mercedes display
a notification saying "Check
Coolant Level"?

3. This message usually comes
on when;
 The computer detects a
drop in the coolant level
in your car.

4. The computer can also
display this message due to
other reasons.
Keep reading to learn more
about them.

5. Reasons Your Mercedes May
Display ‘Check Coolant Level’

6. Reason #1- Declining
coolant level

7. Declining coolant level is
often blamed for the
appearance of such a
message.

8. So, check the coolant level
in your car from time to
time and top it off if
necessary.

9. Reason #2- Faulty
cooling system parts

10. Cooling system uses
multiple parts to keep
engine temperature
optimal.

11. Check Coolant Level
message will appear if one
of these parts
malfunctions.

12. Reason #3- Clogged
radiator/hose

13. It’s the radiator that
pulls heat energy out of
the coolant and radiates
it outside.

14. Clogging of such a crucial
part can cause the Check
Coolant Level message to
come on.

15. Reason #4- Faulty sensor

16. While it may sound like a
surprise, it's true.

17. The sensor that serves to
keep track of the coolant
level, if goes bad-
 Can activate the check
coolant level in your
Mercedes

18. Mercedes’ Check Coolant
Level Message On? Do
This

19. Do the following things
if your Mercedes’
Coolant Level Message
comes on;
 Check the
coolant level
and replenish
it if necessary.
 Make sure the
cooling system
parts of your
car are in good
shape.
 Last but not
least… check
the coolant
level sensor. If
it is faulty,
replace it.

20. Final Thoughts

21. If your Mercedes displays
the Check Coolant Level
message, don't take it for
granted.

22. Find out the culprit and
take analogous actions.

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