2012 MERCEDES-BENZ A CLASS check engine light

[x] Cancel search: check engine light

Page 81 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual Problem Possible causes/consequences and 
M SolutionsThe engine cannot be
started using the key. The on-board voltage is too low.
X
Switch off non-essential consumers, e.g. seat heating or interior
li

Page 114 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual The interior lighting is activated for a short
time when the key is removed from the igni-
tion lock. You can activate this delayed
switch-off using the on-board computer
(Y page 223).
Manual interior

Page 152 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual Problem Possible causes/consequences and 
M SolutionsVehicles with a petrol
engine:
The engine is not run-
ning smoothly and is
misfiring. There is a malfunction in the engine electronics or in a mech

Page 165 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual cle from rolling away by applying the parking
brake.
Vehicles with manual transmission X
Shift to either first gear or reverse gear R.
X Turn the key to position 0 in the ignition
lock and remove it.

Page 171 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual Cruise control lever
You can operate cruise control and variable
SPEEDTRONIC with the cruise control lever.
The LIM indicator lamp on the cruise control
lever 
indicates which system you have selec-
t

Page 173 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual SPEEDTRONIC
Important safety notes SPEEDTRONIC brakes automatically so that
you 
do not exceed the set speed. On long and
steep downhill gradients, especially if the
vehicle is laden or towing a trail

Page 201 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual Indicator and warning display
Blind 
Spot Assist is not active at speeds below
approximately 30 km/h. Vehicles in the mon-
itoring range are then not indicated. :
Yellow indicator lamp/red warning lam

Page 210 of 356

MERCEDES-BENZ A CLASS 2012  Owners Manual Useful information
i This Owner's Manual describes all mod-
els, 
series and optional equipment for your
vehicle that were available at the time of
going to press. National variations are pos-
sib
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