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Practical hints
What to do if …?
Problem Possible cause Suggested solution
. The yellow exterior lamp failure
indicator lamp lights up while
applying the brake and stays on
until the engine is turned off.
One of the brake lights is malfunctioning. ̈ Visit an authorized Mercedes-Benz
Center as soon as possible.
. The yellow exterior lamp failure
indicator lamp remains lit after
starting the engine or lights up
while driving.
One of the following lights is malfunctioning:
ț parking lamp
ț tail lamp
ț stop lamp
ț low beam head lamp
̈ Replace the bulb as soon as possible
(
୴ page 221).
i
Additional lighting equipment, if not
properly installed (e.g. auxiliary head-
lamps etc.), could cause the failure in-
dicator monitoring unit to malfunction.
We therefore recommend that an au-
thorized Mercedes-Benz Center install
such equipment for you.
i
If an exterior lamp fails, the indicator
lamp will come on only when that lamp
is switched on.