2012 MERCEDES-BENZ SLK350 computer

Display messages Possible causes/consequences and
0001 Solutions
Front Passenger
Airbag Enabled
See Operator's
Manual The front-passenger air bag and front-passenger knee bag are
enabled during the journey, eve
nthough:
R a child, a small adultorano bjectweighing 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 detec tobjects or forces applying additional
weight on the seat.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Apply the parking brake.
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 detec tthe 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.
Observe the 00030005(Y page 42) indicator lamp and the
multifunction display and check the following:
Seat unoccupied and ignition switched on:
R the 00030005 indicator lamp must light up and remain lit. When
the indicator lamp is on, OCS (Y page 42) has deactivated the
front-passenger air bag and front-passenger knee bag.
R the following display messages must not appearint he
multifunction display: Front Passenger Airbag Enabled See Operator's Manual or
Front Passenger Airbag Disabled See Operator's Manual .
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 appearint he
multifunction display.
If these conditions are fulfilled, the front-passenger seat can be
occupied again. Whether the 00030005indicator lamp remains lit
or goes out depends on how OCS classifies the occupant. 210
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
If the conditions are no
tfulfilled, the system is no toperating
correctly.
X Visit a qualified specialist workshop immediately. G
WARNING
If the 00030005 indicator lamp remains off even after performing the above corrective steps, do
not have any children twelve years old and under and other small individuals use the front-
passenger seat until the system has been repaired. Display messages
211On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
Front Passenger
Airbag Disabled
See Operator's
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 lowe rthan it actually is.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Apply the parking brake.
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.
Observe the 00030005(Y page 42) indicator lamp and the
multifunction display and check the following:
Seat unoccupied and ignition switched on:
R the 00030005 indicator lamp must light up and remain lit. When
the indicator lamp is on, OCS (Y page 42) has deactivated the
front-passenger air bag and front-passenger knee bag.
R the following display messages must not appearint he
multifunction display: Front Passenger Airbag Enabled See Operator's Manual or
Front Passenger Airbag Disabled See Operator's Manual .
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 appearint he
multifunction display.
If these conditions are fulfilled, the front-passenger seat can be
occupied again. Whether the 00030005indicator 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. G
WARNING
If the 00030005 indicator lamp remains lit with an adulto ccupant on the front-passenger seat
eve nafter performing the above corrective steps, do not have any passenger use the front-
passenger sea tuntil the system has been repaired. 212
Display messagesOn-board computer and displays

Lights
i Display messages about LEDs:
This display message will only appear if all LEDs have failed. Displa
ymessages Possible causes/consequences and
0001 Solutions
0001
Check Left
Cornering
Light or
Check Right Cornering
Light The left or right-hand cornering light is defective.
X
Chec kwhether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left Low
Beam or
Check Right
Low Beam The left or right-hand low-beam headlamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Rear Left
Turn
Signal or
Check Rear Right Turn
Signal The rear left-hand or rear right-hand turn signal is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Front Left
Turn
Signal or
Check Front Right Turn
Signal The front left-hand or front right-hand turn signal is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left Mirror
Turn
Signal or
Check Right Mirror Turn
Signal The turn signal in the left-hand or right-hand exterior mirror is
defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. Display messages
213On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0001
Check
Center Brake
Lamp The high-mounted brake lamp is faulty.
X
Chec kwhether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left Brake
Lamp or
Check Right
Brake Lamp The left or right-hand brake lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left Tail
and Brake
Lamps or
Check Right Tail and
Brake Lamps The left or right-hand tail lamp/brake lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left High
Beam or
Check Right
High Beam The left or right-hand high beam is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
License Plate Lamp The license plate lamps are faulty.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Left Fog
Lamp or
Check Right
Fog Lamp The left-hand or right-hand front fog lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 214
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
0001
Rear Fog Lamp The rear fog lamp is defective.
X
Chec kwhether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Front Left
Parking
Lamp or
Check Front
Right Parking Lamp The front left or front right parking or standing lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Backup Light The backup lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Front Left
Sidemarker
Lamp or
Check Front
Right Sidemarker
Lamp The left or right front side marker lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check Rear Left
Sidemarker
Lamp or
Check Rear Right Sidemarker
Lamp The rear left or right side marker lamp is defective.
X
Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Check
Left Daytime
Running
Light or
Check Right Daytime
Running Light The left or right-hand daytime running lamp is defective.
X Check whether you are permitted to change the bulb yourself
(Y page 109).
or
X Visit a qualified specialist workshop. 0001
Active Headlamps
Inoperative The active light function is defective.
X
Visit a qualified specialist workshop. Display messages
215On-board computer and displays Z

Display messages Possible causes/consequences and
0001 Solutions
0001
Malfunction See
Operator's Manual The exterio
rlighting is defective.
X Visit a qualified specialist workshop. 0001
AUTO
Lamp Function
Inoperative The light sensor is defective.
X
Visit a qualified specialist workshop. 0001
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 0008or0005. Engine
Displa
ymessages Possible causes/consequences and
0001 Solutions
000D
Check Coolant
Level See
Operator's Manual The coolant level is too low.
X
Add coolant, observing the warning notes when doing so
(Y page 262).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. G
WARNING
Do not spill antifreeze on hot engine parts. Antifreeze contains ethylene glycol which may burn
if it comes into contac twith hot engine parts. You could be seriously burned.
! The coolan tlevel is too low. Avoid making long journeys with too little coolant in the cooling
system. The engine will otherwise be damaged.
The display messages and the corresponding symbol that indicate that the coolant level is
too low must not be ignored. 216
Display messagesOn-board computer and displays

Display messages Possible causes/consequences and
0001 Solutions
000C The engine fan is defective.
X
At coolant temperatures under 248 ‡(120 †), drive to th enext
qualified specialist workshop.
X Avoid subjecting the engin eto heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 000C
Coolant Stop car,
switch engine off The coolant is too hot.
X
Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X Make sure that the air supply to the engine radiator is not
blocked, e.g. by snow, slush or ice.
X Wait until the display message disappears before restarting the
engine. 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. G
WARNING
Driving when your engine is overheated can cause some fluids which may have leaked into the
engine compartment to catch fire. You could be seriously burned.
Steam from an overheated engine can cause serious burns which can occur just by opening the
engine hood. Stay away from the engine if you see or hear steam coming from it.
Stop the vehicle in a safe location away from other traffic. Turn off the engine, get out of the
vehicle and do not stand near the vehicle until the engine has cooled down.
! If the coolant temperature is over 248 ‡(120 †), do not continue driving. The engine will
otherwise be damaged. Display messages
217On-board computer and displays Z