MERCEDES-BENZ SLK-CLASS ROADSTER 2014 Owners Manual
Manufacturer: MERCEDES-BENZ, Model Year: 2014, Model line: SLK-CLASS ROADSTER, Model: MERCEDES-BENZ SLK-CLASS ROADSTER 2014Pages: 356, PDF Size: 48.94 MB
Page 221 of 356
Display messages Possible causes/consequences and
M
MSolutions Front Passenger
Front Passenger
Airbag Disabled Airbag Disabled
See Operator's See Operator's
Manual Manual The front-passenger air bag and front-passenger knee bag are
deactivated during the journey, although:
R
an adult
or
R a person larger than a certain size is occupying the front-
passenger seat
If additional forces are applied to the seat, the system may
interpret the occupant's weight as lower than it actually is.
G WARNING
The front-passenger front air bag and front passenger knee bag
may not be triggered in the event of an accident.
There is an increased risk of injury.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 159).
X Switch the ignition off.
X Have the occupant get out of the vehicle.
X Keep the seat unoccupied, close the front-passenger door and
switch on the ignition.
X Observe the PASSENGER AIR BAG OFF indicator lamp in the
center console and the multifunction display and check the
following:
Seat unoccupied and ignition switched on:
R the PASSENGER AIR BAG OFF indicator lamp must light up and
remain lit. If the indicator lamp is on, OCS has disabled the front-
passenger air bag and front-passenger knee bag ( Ypage 45).
R the Front Passenger Airbag Enabled See Operator's
Front Passenger Airbag Enabled See Operator's
Manual Manual orFront Passenger Airbag Disabled See
Front Passenger Airbag Disabled See
Operator's Manual
Operator's Manual display messages must not be shown in
the multifunction display.
X Wait for a period of at least 60 seconds until the necessary
system checks have been completed.
X Make sure that the display messages do not appear in the
multifunction display.
If these conditions are fulfilled, the front-passenger seat can be
occupied again. Whether the PASSENGER AIR BAG OFF indicator
lamp remains lit or goes out depends on how OCS classifies the
occupant.
If the conditions are not fulfilled, the system is not operating
correctly. Display
messages
219On-board computer and displays Z
Page 222 of 356
Display messages Possible causes/consequences and
M
MSolutions X
Visit a qualified specialist workshop immediately.
For further information about the Occupant Classification System,
see (Y page 45). Front Passenger Front Passenger
Airbag Enabled Airbag Enabled
See Operator's See Operator's
Manual Manual The front-passenger air bag and front-passenger knee bag are
enabled during the journey, even though:
R
a child, a small adult or an object weighing less than the
system's weight threshold is located on the front-passenger
seat
or
R the front-passenger seat is unoccupied
The system may detect objects or forces applying additional
weight on the seat.
G WARNING
The front-passenger front air bag and front passenger knee bag
may be triggered unintentionally.
There is an increased risk of injury.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 159).
X Switch the ignition off.
X Open the front-passenger door.
X Remove the child and the child restraint system from the front-
passenger seat.
X Make sure that there are no objects on the seat adding to the
weight.
The system may otherwise detect the additional weight and
interpret the seat occupant's weight as greater than it actually
is.
X Keep the seat unoccupied, close the front-passenger door and
switch on the ignition.
X Observe the PASSENGER AIR BAG OFF indicator lamp in the
center console and the multifunction display and check the
following:
Seat unoccupied and ignition switched on:
R the PASSENGER AIR BAG OFF indicator lamp must light up and
remain lit. If the indicator lamp is on, OCS (Occupant
Classification System) has disabled the front-passenger air bag
and front-passenger knee bag (Y page 45).
R the Front Passenger Airbag Enabled See Operator's
Front Passenger Airbag Enabled See Operator's
Manual Manual orFront Passenger Airbag Disabled See
Front Passenger Airbag Disabled See 220
Display
messagesOn-board computer and displays
Page 223 of 356
Display messages Possible causes/consequences and
M
MSolutions Operator's Manual
Operator's Manual
display messages must not be shown in
the multifunction display.
X Wait for a period of at least 60 seconds until the necessary
system checks have been completed.
X Make sure that the display messages do not appear in the
multifunction display.
If these conditions are fulfilled, the front-passenger seat can be
occupied again. Whether the PASSENGER AIR BAG OFF indicator
lamp remains lit or goes out depends on how OCS classifies the
occupant.
If the conditions are not fulfilled, the system is not operating
correctly.
X Visit a qualified specialist workshop immediately.
For further information about the Occupant Classification System,
see (Y page 45). Lights
i Display messages about LEDs:
This display message will only appear if all LEDs have failed. Display messages Possible causes/consequences and
M MSolutions b
Check Left Check Left
Cornering Light Cornering Light
or
Check Right Check Right
Cornering Light
Cornering Light The left or right-hand cornering light is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left Low Check Left Low
Beam Beam
orCheck
Check
Right Low Beam
Right Low Beam The left or right-hand low-beam headlamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Rear Left Check Rear Left
Turn Signal Turn Signal
or
Check Rear Right
Check Rear Right
Turn Signal Turn Signal The rear left-hand or rear right-hand turn signal is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. Display
messages
221On-board computer and displays Z
Page 224 of 356
Display messages Possible causes/consequences and
M
MSolutions b
Check Front Left Check Front Left
Turn Signal Turn Signal
or
Check Front Right
Check Front Right
Turn Signal Turn Signal The front left-hand or front right-hand turn signal is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left Mirror Check Left Mirror
Turn Signal Turn Signal
or
Check
Check Right
RightMirror
Mirror
Turn Signal
Turn Signal The turn signal in the left-hand or right-hand exterior mirror is
defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Check
Center
Center Brake
Brake
Lamp
Lamp The high-mounted brake lamp is faulty.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left Brake Check Left Brake
Lamp Lamp
orCheck
Check
Right Brake Lamp
Right Brake Lamp The left or right-hand brake lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left Tail Check Left Tail
and Brake Lamps and Brake Lamps
or
Check Right Tail
Check Right Tail
and Brake Lamps and Brake Lamps The left or right-hand tail lamp/brake lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left High Check Left High
Beam Beam
orCheck
Check
Right High Beam
Right High Beam The left or right-hand high beam is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. 222
Display
messagesOn-board computer and displays
Page 225 of 356
Display messages Possible causes/consequences and
M
MSolutions b
License Plate Lamp License Plate Lamp The left or right-hand license plate lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Left Fog Check Left Fog
Lamp LamporCheck Right
Check Right
Fog Lamp
Fog Lamp The left-hand or right-hand front fog lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Rear Fog Lamp Rear Fog Lamp The rear fog lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Front Left Check Front Left
Parking Lamp Parking Lamp
or
Check Front Right
Check Front Right
Parking Lamp Parking Lamp The front left or front right parking or standing lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Backup Light Backup Light The backup lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Front Left Check Front Left
Sidemarker Lamp Sidemarker Lamp
or
Check Front Right
Check Front Right
Sidemarker Lamp Sidemarker Lamp The left or right front side marker lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Check Rear Left Check Rear Left
Sidemarker Lamp Sidemarker Lamp
or
Check Rear Right
Check Rear Right
Sidemarker Lamp Sidemarker Lamp The rear left or right side marker lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. Display
messages
223On-board computer and displays Z
Page 226 of 356
Display messages Possible causes/consequences and
M
MSolutions b
Check Check
Left
LeftDaytime
Daytime
Running Light
Running Light or
Check Right
Check Right
Daytime Running Daytime Running
Light Light The left-hand or right-hand daytime running lamp is faulty.
X
Check whether you are permitted to replace the bulb yourself
(Y page 115).
or
X Visit a qualified specialist workshop. b
Active Headlamps Active Headlamps
Inoperative Inoperative The active light function is defective.
X
Visit a qualified specialist workshop. b
Malfunction See Malfunction See
Operator's Manual Operator's Manual The exterior lighting is defective.
X
Visit a qualified specialist workshop. b
Auto Auto
Lamp
LampFunction
Function
Inoperative
Inoperative The light sensor is defective.
X
Visit a qualified specialist workshop. b
Switch Off Lights Switch Off Lights The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X
Turn the light switch to Ã.Adaptive Highbeam Adaptive Highbeam
Assist Inoperative Assist Inoperative Adaptive Highbeam Assist is faulty.
X
Visit a qualified specialist workshop. Adaptive Highbeam Adaptive Highbeam
Assist Currently Assist Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
X Clean the windshield.
If the system detects that the camera is fully operational again,
the Adaptive Highbeam Assist Now Available Adaptive Highbeam Assist Now Available message is
displayed.
Adaptive Highbeam Assist is operational again. 224
Display
messagesOn-board computer and displays
Page 227 of 356
Engine
Display messages Possible causes/consequences and
M
MSolutions +
Check Coolant Check Coolant
Level See Level See
Operator's Manual Operator's Manual The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X Add coolant, observing the warning notes before doing so
(Y page 277).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. ? The fan motor is faulty.
X
At coolant temperatures below 248 ‡ (120 †), drive to the
nearest qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. ?
Coolant Too Hot Coolant Too Hot
Stop Vehicle Turn Stop Vehicle Turn
Engine Off Engine Off The coolant is too hot.
A warning tone also sounds.
G WARNING
Do not drive when your engine is overheated. This can cause some
fluids which may have leaked into the engine compartment to
catch fire.
Steam from the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 159).
X Leave the vehicle and keep a safe distance from the vehicle until
the engine has cooled down.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Do not start the engine again until the display message goes out
and the coolant temperature is below 248 ‡ (120 †).
Otherwise, the engine could be damaged.
X Pay attention to the coolant temperature display.
X If the temperature increases again, visit a qualified specialist
workshop immediately.
Under normal operating conditions and with the specified coolant
level, the coolant temperature may rise to 248 ‡ (120 †). Display messages
225On-board computer and displays Z
Page 228 of 356
Display messages Possible causes/consequences and
M
MSolutions # The battery is not being charged.
A warning tone also sounds.
Possible causes are:
R
a defective alternator
R a torn poly-V-belt
R a malfunction in the electronics
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 159).
X Open the hood.
X Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X Consult a qualified specialist workshop.
If the poly-V-belt is not damaged:
X Visit a qualified specialist workshop. 4
Check Engine Oil Check Engine Oil
At Next Refueling At Next Refueling The engine oil level has dropped to the minimum level.
A warning tone also sounds.
X
Check the oil level when next refueling, at the latest
(Y page 275).
X If necessary, add engine oil ( Ypage 276).
X Have the engine checked at a qualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
bevo.mercedes-benz.com. 226
Display
messagesOn-board computer and displays
Page 229 of 356
Display messages Possible causes/consequences and
M
MSolutions 4
Check Engine Oil Check Engine Oil
Level Level
(Add 1
(Add 1 quart)
quart) AMG vehicles: the engine oil level is too low.
X
Check the oil level when next refueling, at the latest
(Y page 275).
X If necessary, add engine oil ( Ypage 276).
X Have the engine checked at a qualified specialist workshop if
engine oil needs to be added more often than usual.
! Avoid long journeys with too little engine oil. The engine will
otherwise be damaged.
Information on approved engine oils can be obtained from any
qualified specialist workshop or on the Internet at http://
bevo.mercedes-benz.com. 8
Fuel Level Low Fuel Level Low The fuel level has dropped into the reserve range.
X
Refuel at the nearest gas station. C There is only a very small amount of fuel in the fuel tank.
X
Refuel at the nearest gas station without fail. 8
Gas Cap Loose Gas Cap Loose The fuel system pressure is too low. The fuel filler cap is not closed
correctly or the fuel system is leaking.
X
Check that the fuel filler cap is correctly closed.
If the fuel filler cap is not correctly closed:
X Close the fuel filler cap.
If the fuel filler cap is correctly closed:
X Visit a qualified specialist workshop. Driving systems
Display messages Possible causes/consequences and
M MSolutions À
Attention Assist: Attention Assist:
Take a Break! Take a Break! Based on certain criteria, ATTENTION ASSIST has detected fatigue
or a lack of concentration on the part of the driver. A warning tone
also sounds.
X
If necessary, take a break.
During long journeys, take regular breaks in good time so you get
enough rest. À
Attention Assist Attention Assist
Inoperative Inoperative ATTENTION ASSIST is inoperative.
X
Visit a qualified specialist workshop. Display
messages
227On-board computer and displays Z
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Display messages Possible causes/consequences and
M
MSolutions ë
Off Off The HOLD function is deactivated. the vehicle is skidding.
A warning tone also sounds.
X
Reactivate the HOLD function later (Y page 179).Radar Sensors Radar Sensors
Deactivated See Deactivated See
Operator's Manual Operator's Manual The radar sensor system is deactivated.
X
Switch on the radar sensor system (Y page 205).Lane Keeping Lane Keeping
Assist Currently Assist Currently
Unavailable See Unavailable See
Operator's Manual Operator's Manual Lane Keeping Assist is deactivated and temporarily inoperative.
Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
R there are no lane markings for a longer period.
R the lane markings are worn, dark or covered, e.g. by dirt or snow.
When the causes stated above no longer apply, the display
message disappears.
Lane Keeping Assist is operational again.
If the display message does not disappear:
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away ( Ypage 159).
X Clean the windshield. Lane Keeping Lane Keeping
Assist Inoperative Assist Inoperative Lane Keeping Assist is faulty.
X
Visit a qualified specialist workshop. 228
Display
messagesOn-board computer and displays