Mercedes-Benz EQS 2021 Operator's Manual page 817

Display messages
Head-up display currently
unavailable See Owner's
Manual
Head-up display inoperative
Head-up display Brightness
currently reduced See Own-
er's Manual
Possible causes/consequences and
Do not couple up the trailer. Drive on without the trailer. Note the reduced ground clearance due to the unlocked
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ball neck.
Consult a qualified specialist workshop.
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* The head-up display is temporarily unavailable. Possible causes:
malfunctions in the power supply
R
signal interference
R
Stop in accordance with the traffic conditions and switch the vehicle off and on again.
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If the display message still appears, consult a qualified specialist workshop.
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* The head-up display has an internal error.
Consult a qualified specialist workshop.
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* The brightness of the head-up display is reduced. Possible causes:
Dirt on the windscreen in the camera's field of vision
R
Faulty exterior brightness signals
R
Switch on the windscreen wipers.
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Clean the windscreen if necessary.
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Switch the vehicle off and switch it back on
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If the display message still appears, consult a qualified specialist workshop.
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Solutions
M
ohne
Display messages and warning/indicator lamps 815