Problem
Possible causes/consequences and
M
Solutions
7
The red seat belt
warning lamp lights up
after the engine starts,
as soon as the driver's
or the front-passenger
door is closed.
G
Risk of injury
The driver or front passenger has not fastened their seat belt.
X
Fasten your seat belt (
Y
page 48).
The warning lamp goes out.
G
Risk of injury
There are objects on the front-passenger seat.
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out.
7
The red seat belt
warning lamp flashes
and an intermittent
audible warning
sounds.
G
Risk of injury
The driver or front passenger has not fastened their seat belt. In
addition, you are driving faster than 15 mph (25 km/h) or you have
briefly driven faster than 15 mph (25 km/h).
X
Fasten your seat belt (
Y
page 48).
The warning lamp goes out and the intermittent warning tone
ceases.
G
Risk of injury
There are objects on the front-passenger seat. In addition, you are
driving faster than 15 mph (25 km/h) or you have briefly driven
faster than 15 mph (25 km/h).
X
Remove the objects from the front-passenger seat and stow
them in a secure place.
The warning lamp goes out and the intermittent warning tone
ceases.
240
Warning and indicator lamps in the instrument cluster
On-board computer and displays
Summary of Contents for 2012C-Class Sedan
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