2020 MERCEDES-BENZ GLE COUPE Owners Manual

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rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
R Coolant le velto o low
R The air supply tothera diator is obstructed
R The radiator fan is faulty
If th ere is an additional warning tone, the coolant temp erature has exceeded 120 °C. &
WARNING Danger of bu rns when opening the bonn et
If yo u open the engine bonn etwhen the engine has overheated or during a fire inthe engine compartment, you
could come into contact wi thhot gases or other escaping operating fluids. #
Before opening the bonn et, allow the engine tocool down. #
Intheeve nt of a fire inthe engine compartment, keep the engine bonn etclosed and call thefire service. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the engine. Do not continue
driving. #
Notethe messages on the multifunction displa y.
If th e coolant temp erature display is at the lo wer end of thete mp erature scale: #
Consult a qualified specialist workshop.
or #
Exit theve hicle and keep a safe dis tance from it until the engine has cooled down. #
Check the coolant le vel (/ page 522). 694
Display messages and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions #
Make sure that the air supply tothera diator is not impaired. #
Avoiding high loads on the engine, drive tothe nearest qualified specialist workshop. In doing so, ensure that the
coolant temp erature display remains below 120 °C.
00B9 Engine diagnosis warning
lamp The
yellow engine diagno stics warning lamp is lit while the engine is running.
*A malfunction has occu rred in the engine, theex haust sy stem or the fuel sy stem.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a qualified specialist workshop.
*Ve hicles with a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times af terre fuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency operation mode is cancelled. The vehicle need
not be checked.
003D
Elect rical fault warning
lamp The
red elect rical fault warning lamp is lit.
*T here is a fault in the electrics. #
Obser vethe messages on the multifunction displa y. Displ
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Possible causes/consequences and 0050
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00B6 Fu elreser ve wa rning lamp
lights up The
yellow fuel reser vewarning lamp lights up while the engine is running.
*T he fuel supply has dropped into there ser verange. #
Refuel. Brakes
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rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
0024 The electric parking brake
applied (red) indicator lamp
0024 The electric parking brake
(yellow) indicator lamp The
red elect ric pa rking brake indicator lamp flashes or is lit.
The yellow elect ric pa rking brake indicator lamp is also lit in theeve nt of a malfunction.
* #
Notethe messages on the multifunction displa y.696
Display messages and warning/indicator lamps

Wa
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Possible causes/consequences and 0050
0050Solutions
004D Brake sy stem warning lamp
(yellow) The
yellow brake sy stem warning lamp is lit while the engine is running.
* &
WARNING Risk of an accident due toa brake sy stem malfunction
If th e brake sy stem is malfunctioning, braking characteristics may be impaired. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Adjust your speed and drive on carefull y,leaving a suitable dis tance totheve hicle in front. #
Ifth e multifunction display sho wsa display message, obse rve it. #
Consult a qualified specialist workshop.
004D Brake sy stem warning lamp
(red) The
red brake sy stem warning lamp is lit while the engine is running.
*Possible causes: R The brake forc e boosting is malfunctioning and the braking characteristics may be af fected.
R The reis insuf ficient brake fluid in the brake fluid reser voir. &
WARNING Risk of accident and inju ryif brake forc e boosting is malfunctioning
If brake forc e boosting is malfunctioning, increased brake pedal forc e may be necessary for braking. The braking
ch aracteristics may be impaired. The braking dis tance can increase in emergency braking situations. #
Stop in a safe location immediately. Do not continue driving! Display messages and
warning/indicator lamps 697

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions #
Consult a qualified specialist workshop. &
WARNING Risk of an accident due tolow brake fluid le vel
If th e brake fluid le vel is too lo w,the braking ef fect and the braking characteristics may be impaired. #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Notethe messages on the multifunction displa y. #
Consult a qualified specialist workshop. 698
Display messages and warning/indicator lamps

Driving sy
stems Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions
L Wa rning lamp for dis tance
wa rning function The
red dis tancewarning lamp lights up while theve hicle is in motion.
*T he dis tance totheve hicle in front is too small forth e speed selected.
If th ere is an additional warning tone, you are approaching an obs tacle at too high a speed. #
Be prepared tobrake immediatel y. #
Increase the dis tance.
Fu nction of Active Brake Assi st (/ page 219).
ä Suspension warning lamp The
yellow AIRMATIC/E -ACTIVE BODY CONTROL warning lamp is lit.
*A fault has occur red in the AIRMATIC/E -ACTIVE BODY CONTROL. #
Notethe messages on the multifunction displa y.
ä
Suspension warning lamp The
red E- ACTIVE BODY CONTROL warning lamp is on.
*There is a fault in the E- ACTIVE BODY CONTROL.
* NO
TEThe vehicle's driving characteristics ha vechanged significantl y. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Notethe messages on the multifunction displa y. Displ
aymessa ges and warning/indicator lamps 699

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Consult a qualified specialist workshop. Driving saf
ety sy stems Wa
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Possible causes/consequences and 0050 0050Solutions
0025 ABS warning lamp The
yellow ABS warning lamp is lit while the engine is running.
*ABS is malfunctioning. If th ere is an additional warning tone, EBD is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. &
WARNING Thereis a risk of skidding if EBD or ABS is malfunctioning
If EBD or ABS is malfunctioning, the wheels may lock when braking.
The steering capability and braking characteristics are thus se verely impaired. Br aking distance may increase in
an eme rgency braking situation. In addition, other driving saf ety sy stems are switched off. #
Drive on carefull y. #
Have the brake sy stem checked immediately at a qualified specialist workshop. #
Drive on carefully. 700
Display messages and warning/indicator lamps

Wa
rning/indicator lamp
Possible causes/consequences and 0050
0050Solutions #
Notethe messages on the multifunction displa y. #
Consult a qualified specialist workshop.
00E5 ESP ®
wa rning lamp flashes The
yellow ESP ®
wa rning lamp flashes while theve hicle is in motion.
*O ne or more wheels has reached its grip limit (/ page214). #
Adapt your driving style to suit thero ad and weather conditions.
00E5 ESP ®
wa rning lamp lights
up The
yellow ESP ®
wa rning lamp is lit while the engine is running.
* ESP ®
is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. &
WARNING Risk of skidding if ESP ®
is malfunctioning
If ESP ®
is malfunctioning, ESP ®
cannot car ryout vehicle stabilisation. In addition, other driving saf ety sy stems
are switched off. #
Drive on carefull y. #
Have ESP ®
ch ecked at a qualified specialist workshop. #
Drive on carefully. #
Notethe messages on the multifunction displa y. #
Consult a qualified specialist workshop. Display messages and
warning/indicator lamps 701