Mercedes-Benz GL-Class 2008 Owners Manual - Manual (Page 478)

477
Practical hints
What to do if …
Display symbol Display message Possible cause/consequence Possible solution
.
3rd Brake Lamp The high mounted brake lamp is
malfunctioning. This message
will only appear if a critical num-
ber of LEDs have stopped work-
ing. ̈ Contact an authorized Mercedes-Benz
Light Truck Center as soon as possible.
Active Headlamps
Inoperative The active Bi-Xenon* headlamp
system is malfunctioning. ̈ Contact an authorized Mercedes-Benz
Light Truck Center as soon as possible.
AUTO Light
Inoperative The light sensor is malfunction-
ing. The headlamps switch on
automatically. ̈ Contact an authorized Mercedes-Benz
Light Truck Center as soon as possible.
To switch off the headlamps
(U. S. vehicles only):
̈ In the control system, set lamp operation
to manual mode (
୴ page 144).
̈ Switch off the headlamps using the
exterior lamp switch (
୴ page 143).
Brake Lamp
Left The left brake lamp is malfunc-
tioning. A substitute bulb is
being used. ̈ Replace the bulb as soon as possible
(
୴ page 511).
Brake Lamp
Right The right brake lamp is malfunc-
tioning. A substitute bulb is
being used. ̈ Replace the bulb as soon as possible
(
୴ page 511).
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