Warning And Indicator Lamps - SMART 2016 fortwo Owner's Manual

Warning and indicator lamps in the instrument cluster
Problem
;
The yellow Check
Engine warning lamp
lights up while the
engine is running.
í
The red battery warning
lamp is lit while the
engine is running. A
warning tone also
sounds.
Possible causes/consequences and M Solutions
There may be a malfunction, for example:
in the engine management
R
in the exhaust system
R
in the fuel system
R
with the accelerator pedal sensor
R
Visit a qualified specialist workshop immediately.
X
i
In some states, you must immediately visit a qualified spe-
cialist workshop as soon as the yellow Check Engine warning
lamp lights up. This depends on the locally applicable legal
requirements. If in doubt, check whether such legal regulations
apply in the state in which you are currently driving.
The battery is not being charged.
Possible causes are:
a defective alternator
R
the battery is faulty
R
a torn poly-V-belt
R
a malfunction in the electronics
R
Pull over and stop the vehicle safely and switch off the engine,
X
paying attention to road and traffic conditions.
!
Do not continue driving. The engine could otherwise overheat.
Secure the vehicle against rolling away (
X
Consult a qualified specialist workshop.
X
page 97).
Y
Z
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