2015 MERCEDES-BENZ A-CLASS HATCHBACK Owners Manual

For safety reasons, not all functions are reset:
the Limit
Limit speed
speed(winter
(winter tyres)
tyres)function
in permanent SPEEDTRONIC can only be set
in the Vehicle
Vehicle submenu.
If you want to reset the Daytime driving
Daytime driving
lights
lights function in the Lights
Lights submenu, you
must turn the key to position 1in the ignition
lock. AMG menu (Mercedes-AMG vehicles)
WARMUP :
Digital speedometer
; Gear indicator
= Upshift indicator
? Engine oil temperature
A Coolant temperature
B Transmission oil temperature
X Press the =or; button on the steer-
ing wheel to select the AMG
AMG menu.
Upshift indicator: upshift indicatorUP
UP=
indicates that the engine has reached the
overrevving range when in the manual drive
program.
Engine and transmission oil tempera-
ture: when the engine and transmission
are at normal operating temperature, oil
temperature ?and Bare displayed in
white in the multifunction display.
If the multifunction display shows oil tem-
perature ?orB in blue, the engine or the
transmission are not yet at normal operat-
ing temperature. Avoid using the full output
of the engine during this time. SETUP :
Drive system Comfort Comfort/Sport
Sport/Sport +Sport+
; Suspension Comfort
Comfort/SportSport/Sport +
Sport +
= Transmission D
D/MM
? ESP ®
On
On/ Off
Off or SPORT handling mode
Sport
Sport
SETUP displays the following information and
functions:
R the digital speedometer
R the gear indicator
R the drive system setting
R the suspension mode
R the transmission position
R the ESP ®
(Electronic Stability Program) sta-
tus
X Press the =or; button on the steer-
ing wheel to select the AMG
AMGmenu.
X Press 9repeatedly until SETUP
appears.
RACETIMER Displaying and starting the RACETIMER
:
Lap
; RACETIMER
The RACETIMER is only intended for use on a closed race circuit. Do not use the function on
public roads. 254
Menus and submenusOn-board computer/Displays

You can start the RACETIMER when the
engine is running or if the key is in position 2
in the ignition lock.
X Press the =or; button on the steer-
ing wheel to select the AMG
AMG menu.
X Press the 9button repeatedly until the
RACETIMER appears.
X To start: press the abutton to start the
RACETIMER.
Displaying the intermediate time X
Press the =or; button to select
Interm. Time
Interm. Time .
X Press ato confirm.
The intermediate time is shown for five sec-
onds.
Starting a new lap :
RACETIMER
; Fastest lap time (best lap)
= Lap
X Press ato confirm New Lap
New Lap.
i A maximum of 16 laps may be stored. The
16th lap can only be completed with Fin‐
Fin‐
ish Lap
ish Lap. Stopping the RACETIMER X
Press the %button on the steering
wheel.
X Confirm Yes
Yeswith a.
The RACETIMER interrupts timing if you stop
the vehicle and turn the key to position 1in
the ignition lock. If you turn the key to position
3 and then press ato confirm Start Start, tim-
ing is continued.
Resetting the current lap
X Stop the RACETIMER.
X Press the =or; button to select
Reset Lap Reset Lap.
X Press ato reset the lap time to "0".
Deleting all laps If you switch off the engine, the RACETIMER is
reset to "0" after 30 seconds. All laps are
deleted.
You cannot delete individual stored laps. If
you have stopped 16 laps, the current lap
does not have to be reset.
X Reset the current lap.
X Press ato confirm Reset
Reset.
Reset Race Timer? Reset Race Timer? appears in the multi-
function display.
X Press the :button to select Yes
Yesand
press the abutton to confirm.
All laps are deleted. Menus and submenus
255On-board computer/Displays Z

Overall evaluation
:
RACETIMER overall evaluation
; Total time driven
= Average speed
? Distance covered
A Maximum speed
This function is shown if you have stored at
least one lap and stopped the RACETIMER.
X Press =or; on the steering wheel
to select the AMG
AMGmenu.
X Press the 9button repeatedly until the
overall evaluation appears.
Lap evaluation :
Lap
; Lap time
= Average lap speed
? Lap length
A Top speed during lap This function is only available if you have
stored at least two laps and have stopped the
RACETIMER.
X Press the =or; button on the steer-
ing wheel to select the AMG AMGmenu.
X Press the 9button repeatedly until a lap
evaluation appears.
Each lap is shown in a separate submenu.
The fastest lap is indicated by flashing sym- bol :.
X Press the 9or: button to select a
different lap evaluation. 256
Menus and submenusOn-board computer/Displays

Display messages
Introduction
General notes Display messages appear in the multifunction display.
Display messages with graphic symbols are simplified in the Owner's Manual and may differ
from the symbols in the multifunction display.
Please respond in accordance with the display messages and follow the additional notes in this Owner's Manual.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
When the ignition is switched off, all display messages are deleted apart from some high-
priority display messages. Once the causes of the high-priority display messages have been
rectified, these display messages are deleted as well.
When you stop and park the vehicle, please observe the notes on:
R HOLD function (Y page 204)
R Parking (Y page 184)
Hiding display messages X
Press the aor% button on the steering wheel.
The multifunction display hides the display message.
The multifunction display shows high-priority display messages in red. Some high-priority dis- play messages cannot be hidden.
The multifunction display shows these messages continuously until the causes for the mes-
sages have been remedied.
Message memory The on-board computer saves certain display messages in the
message memory. You can call
up the display messages:
X Press the =or; button on the steering wheel to select the Service Servicemenu.
If there are display messages, the multifunction display shows 2 messages
2 messages, for example.
X Press the 9or: button to select the entry, e.g. 2 messages
2 messages.
X Press ato confirm.
X Press the 9or: button to scroll through the display messages. Display
messages
257On-board computer/Displays Z

Safety systems
Display messages
Possible causes/consequences and
M
MSolutions !÷
currently unavail‐ currently unavail‐
able See Owner's able See Owner's
Manual Manual ABS (Anti-lock Braking System), BAS (Brake Assist System), ESP
®
(Electronic Stability Program), ESP ®
trailer stabilisation, the HOLD
function, hill start assist and PRE-SAFE ®
are temporarily unavail-
able.
The adaptive brake lights and COLLISION PREVENTION ASSIST
PLUS may also have failed.
In addition, the !,÷andå warning lamps may light up
in the instrument cluster.
ATTENTION ASSIST is deactivated.
Possible causes:
R Self-diagnosis is not yet complete
R The on-board voltage may be insufficient.
G WARNING
The brake system continues to function normally, but without the functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely affec-ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Carefully drive on a suitable stretch of road, making slight steer-
ing movements, at a speed above 20 km/h.
If the display message disappears, the functions mentioned
above are available again.
If the multifunction display still shows the display message:
X Drive on carefully.
X Consult a qualified specialist workshop immediately. !÷
inoperative See inoperative See
Owner's Manual Owner's Manual ABS, BAS, ESP
®
, ESP ®
trailer stabilisation, the HOLD function, hill
start assist and PRE-SAFE ®
are not available due to a malfunction.
The adaptive brake lights and COLLISION PREVENTION ASSIST
PLUS may also have failed.
The !, ÷, åandJ warning lamps may also light up
in the instrument cluster.
ATTENTION ASSIST is deactivated.
G WARNING 258
Display messagesOn-board computer/Displays

Display messages
Possible causes/consequences and
M
MSolutions The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
The steerability and braking characteristics may be severely affec- ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
X Consult a qualified specialist workshop immediately. ÷
currently unavail‐ currently unavail‐
able See Owner's able See Owner's
Manual Manual ESP
®
, ESP ®
trailer stabilisation, BAS, the HOLD function, hill start
assist and PRE-SAFE ®
are temporarily unavailable.
The adaptive brake lights and COLLISION PREVENTION ASSIST
PLUS may also have failed.
In addition, the ÷andå warning lamps may light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
The self-diagnosis function, for example, may not be complete.
G WARNING
The brake system continues to function normally, but without the functions listed above.
The braking distance may thus increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Carefully drive on a suitable stretch of road, making slight steer-
ing movements at a speed above 20 km/h.
If the display message disappears, the functions mentioned
above are available again.
If the multifunction display still shows the display message:
X Drive on carefully.
X Consult a qualified specialist workshop immediately. Display
messages
259On-board computer/Displays Z

Display messages
Possible causes/consequences and
M
MSolutions ÷
inoperative See inoperative See
Owner's Manual Owner's Manual ESP
®
, ESP ®
trailer stabilisation, BAS, the HOLD function, hill start
assist and PRE-SAFE ®
are not available due to a malfunction.
The adaptive brake lights and COLLISION PREVENTION ASSIST
PLUS may also have failed.
In addition, the ÷andå warning lamps may light up in the
instrument cluster.
ATTENTION ASSIST is deactivated.
G WARNING
The brake system continues to function normally, but without the functions listed above.
The braking distance may thus increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
X Consult a qualified specialist workshop immediately. T!
÷
inoperative See inoperative See
Owner's Manual Owner's Manual EBD (electronic brake force distribution), ABS, BAS, ESP
®
, ESP ®
trailer stabilisation, the HOLD function, hill start assist and PRE-
SAFE ®
are not available due to a malfunction.
The adaptive brake lights and COLLISION PREVENTION ASSIST
PLUS may also have failed.
A warning tone sounds.
In addition, the ÷,åand! warning lamps may light up
in the instrument cluster.
G WARNING
The brake system continues to function normally, but without the functions listed above. The front and rear wheels could therefore
lock, for example, if you brake hard.
The steerability and braking characteristics may be severely affec-ted. The braking distance may increase in an emergency braking
situation.
If ESP ®
is not operational, ESP ®
is unable to stabilise the vehicle.
There is an increased danger of skidding and risk of an accident.
X Drive on carefully.
X Consult a qualified specialist workshop immediately. 260
Display
messagesOn-board computer/Displays

Display messages
Possible causes/consequences and
M
MSolutions !
Turn on the igni‐ Turn on the igni‐
tion to release tion to release
the parking brake the parking brake The red
!indicator lamp lights up.
You attempted to release the electric parking brake while the igni-
tion was switched off.
X Key: turn the key to position 1in the ignition lock.
X KEYLESS-GO: switch on the ignition. !
Release parking Release parking
brake brake The red
!indicator lamp flashes and a warning tone sounds. A
condition for automatic release of the electric parking brake is not
fulfilled (Y page 185).
You are driving with the electric parking brake applied.
X Release the electric parking brake manually. The red
!indicator lamp flashes and a warning tone sounds.
You are making an emergency stop using the electric parking
brake (Y page 185). !
Parking brake See Parking brake See
Owner's Manual Owner's Manual The yellow
!warning lamp lights up.
The electric parking brake is malfunctioning.
To apply:
X Switch the ignition off.
X Press the electric parking brake lever for at least ten seconds.
X Vehicles with manual transmission: engage first gear.
X Vehicles with automatic transmission: shift the transmission
to position P.
X Consult a qualified specialist workshop. Display
messages
261On-board computer/Displays Z