Mercedes-Benz S-Class 2013 Owners Manual - Manual (Page 407)

G WARNING
If the 42 indicator lamp remains lit with an adult occupant on the front-passenger
seat even after performing the above corrective steps, do not have any passenger use the front-
passenger seat until the system has been repaired.
Lights
i Display messages about LEDs:
This display message will only appear if all LEDs have failed.
Display messages Possible causes/consequences and M Solutions
b
Check Left
Cornering
Light or Check
Right Cornering
Light
The left or right-hand cornering light is defective.
X Check whether you are permitted to change the bulb yourself
(
Y
page 286).
or
X Visit a qualified specialist workshop.
b
Check Left Low
Beam or Check Right
Low Beam
The left or right-hand low-beam headlamp is defective.
X Check whether you are permitted to change the bulb yourself
(
Y
page 286).
or
X Visit a qualified specialist workshop.
b
Check Rear Left
Turn
Signal or Check
Rear Right Turn
Signal
The rear left-hand or rear right-hand turn signal is defective.
X Check whether you are permitted to change the bulb yourself
(
Y
page 286).
or
X Visit a qualified specialist workshop.
b
Check Front Left
Turn
Signal or Check
Front Right Turn
Signal
The front left-hand or front right-hand turn signal is defective.
X Check whether you are permitted to change the bulb yourself
(
Y
page 286).
or
X Visit a qualified specialist workshop.
Display messages
405
On-board
computer
and
displays
Z