Mercedes-Benz E-Class Estate 2021, Owner'S Manual

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W War arning/indicat ning/indicator lamp P or lamp Possible causes/conseq ossible causes/consequences and uences and M M Solutions Solutions
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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:
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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:
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Exit the vehicle and keep a safe distance from it until the engine has cooled down.
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Check the coolant level (
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page 342).
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Make sure that the air supply to the radiator is not obstructed.
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Avoiding high loads on the engine, drive to the nearest quali ed specialist workshop. In doing so, ensure that the
coolant temperature display remains below 120°C.
ÿ
Coolant warning lamp (yel-
low)
* The yellow coolant warning lamp is lit while the engine is running.
Possible causes:
R
The temperature sensor is malfunctioning
R
The charge air, transmission oil or battery cooling is faulty
R
The radiator shutters are blocked or defective
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Avoiding high loads on the engine, drive to the nearest quali ed specialist workshop.
480 480 Display messages and warning/indicator lamps