2014 Mercedes-benz GLK Class Owners Manual

will show the number and name of the track. The current track does not appear in audio AUX mode (Auxiliary audio mode: external audio source connected).

Video DVD operation

Example: CD/DVD changer display : Current scene X Switch on COMAND and select video DVD;

see the separate operating instructions. X Press the = or ; button on the steering wheel to select the Audio menu. X To select the next/previous scene: briefly press the 9 or : button.

X To select a scene from the scene list

(rapid scrolling): press and hold the 9 or : button until desired scene has been reached.

Telephone menu Introduction G WARNING If you operate information systems and communication equipment integrated in the vehicle while driving, you will be distracted from traffic conditions. You could also lose control of the vehicle. There is a risk of an accident. Only operate the equipment when the traffic situation permits. If you are not sure that this is possible, park the vehicle paying attention to traffic conditions and operate the equipment when the vehicle is stationary.

When telephoning, you must observe the legal requirements for the country in which you are currently driving.

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227

X Switch on your mobile phone and audio system or COMAND, see the separate operating instructions.

X Establish a Bluetooth® connection to the

audio system or COMAND; see the separate operating instructions. X Press the = or ; button on the steering wheel to select the Tel menu. You will see one of the following display messages in the multifunction display: RPhone READY or the name of the network provider: the mobile phone has found a network and is ready to receive. RPhone No Service: there is no network available or the mobile phone is searching for a network.

Accepting a call If someone calls you when you are in the Tel menu, a display message appears in the multifunction display, for example:

Example: incoming call X Press the 6 button on the steering

wheel to accept an incoming call. You can accept a call even if you are not in the Tel menu. Rejecting or ending a call X Press the ~ button on the steering

wheel. You can end or reject a call even if you are not in the Tel menu.

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Dialing an entry from the phone book X Press the = or ; button on the steering wheel to select the Tel menu. X Press the 9, : or a button to

switch to the phone book.

X Press the 9 or : button to select the

desired name.

or X To begin rapid scrolling: press and hold the 9 or : button for longer than one second. Rapid scrolling stops when you release the button or reach the end of the list.

X If only one telephone number is stored for a name: press the 6 or a button to start dialing.

or X If there is more than one number for a particular name: press the 6 or a button to display the numbers.

X Press the 9 or : button to select the

number you want to dial.

X Press the 6 or a button to start

dialing.

or X To exit the telephone book: press the

~ or % button.

Redialing The on-board computer saves the last names or numbers dialed in the redial memory. X Press the = or ; button on the steering wheel to select the Tel menu. X Press the 6 button to switch to the

redial memory.

X Press the 9 or : button to select the

desired name or number.

X Press the 6 or a button to start

dialing.

or X If you do not want to make a call: press

the ~ or % button.

Assistance menu Introduction

In the DriveAssist menu, you have the following options: RDisplaying the assistance graphic

(Y page 228)

(Y page 229)

RActivating/deactivating PRE-SAFE® Brake

RActivating/deactivating ATTENTION

ASSIST (Y page 229)

RActivating/deactivating Blind Spot Assist or Active Blind Spot Assist (Y page 229)

RActivating/deactivating Lane Keeping Assist or Active Lane Keeping Assist (Y page 229)

Displaying the assistance graphic X Press the = or ; button on the steering wheel to select the DriveAssist menu. X Press 9 or : to select Assistance Graphic. X Press the a button.

The multifunction display shows the DISTRONIC PLUS distance display in the assistance graphic (Y page 180).

The assistance graphic can display the status of and information from other driving systems or driving safety systems. The assistance graphic shows: Rthe é symbol when ATTENTION ASSIST

(Y page 201) is deactivated.

Rthe lane markings as bright lines when Lane Keeping Assist (Y page 204) or Active Lane Keeping Assist (Y page 209) is activated.

Rthe æ symbol when PRE-SAFE® Brake

(Y page 72) is deactivated.

Rthe è symbol, when the rear window

wiper (Y page 123) is activated.

Activating/deactivating PRE-SAFE® Brake PRE-SAFE® Brake is only available in vehicles with DISTRONIC PLUS. X Press the = or ; button on the steering wheel to select the DriveAssist menu. X Press the 9 or : button to select PRE-SAFE Brake. X Press the a button.

The current selection is displayed.

X To activate/deactivate: press the a

button again. When PRE-SAFE® Brake is deactivated, the assistance graphic shows the æ symbol in the multifunction display. If the PRE-SAFE Brake: Sensors Deactivated message appears, the radar sensor system is deactivated. X Switch on the radar sensor system

(Y page 233).

For more information on PRE-SAFE® Brake, see (Y page 72).

Activating/deactivating ATTENTION ASSIST X Press the = or ; button on the steering wheel to select the DriveAssist menu. X Press the 9 or : button to select Attention Assist. X Press the a button.

The current selection is displayed.

X To activate/deactivate: press the a

button again. When ATTENTION ASSIST is deactivated, the é symbol appears in the

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229

multifunction display in the assistance graphics display.

For further information about ATTENTION ASSIST, see (Y page 201).

Activating/deactivating Blind Spot Assist X Press the = or ; button on the steering wheel to select the DriveAssist menu. X Press the 9 or : button to select Blind Spot Assist. X Press the a button.

The current selection is displayed.

X To activate/deactivate: press the a button again. If the Blind Spot Assist Sensors Deactivated or Act. Blind Spot Asst. Sensors Deactivated message appears, the radar sensor system is deactivated. X Switch on the radar sensor system

(Y page 233).

For further information about Blind Spot Assist, see (Y page 202). For further information about Active Blind Spot Assist, see (Y page 206).

Activating/deactivating Lane Keeping Assist X Press the = or ; button on the steering wheel to select the DriveAssist menu. X Press the 9 or : button to select Lane Keep. Asst. X Press the a button.

The current selection is displayed. X Press a to confirm. X Press the : or 9 button to set Off, Standard or Adaptive. X Press the a button to save the setting. When Lane Keeping Assist or Active Lane Keeping Assist is activated, the multifunction display shows the lane

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markings as bright lines in the assistance graphic.

For further information about Lane Keeping Assist, see (Y page 204). For further information about Active Lane Keeping Assist, see (Y page 209).

Maintenance menu

In the Service menu, you have the following options: RCalling up display messages

(Y page 235)

RRestarting the tire pressure loss warning

system (Canada only) (Y page 337)

RChecking the tire pressure electronically

(USA only) (Y page 338)

RCalling up the service due date

(Y page 300)

Settings menu Introduction

In the Settings menu, you have the following options: RChanging the instrument cluster settings

RChanging the light settings (Y page 231) RChanging the vehicle settings

(Y page 230)

(Y page 232)

RChanging the convenience settings

RRestoring the factory settings

(Y page 233)

(Y page 234)

Instrument cluster Selecting the unit of measurement for distance The Display Unit Speed-/Odometer: function allows you to choose whether certain displays appear in kilometers or miles in the multifunction display. You can determine whether the multifunction display shows some messages in miles or kilometers. X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Instr. Cluster submenu. X Press a to confirm. X Press the : or 9 button to select the Display Unit Speed-/Odometer: function. You will see the selected setting: km or miles. X Press the a button to save the setting. The selected unit of measurement for distance applies to: Rthe digital speedometer in the Trip menu Rthe odometer and the trip odometer Rthe trip computer Rcurrent consumption and the range Rthe navigation instructions in the Navi menu

Rcruise control RDISTRONIC PLUS RASSYST PLUS service interval display

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231

Selecting the permanent display function You can determine whether the multifunction display permanently shows your speed or the outside temperature. X Press the = or ; button on the steering wheel to select the Settings menu. X Press the : or 9 button to select the Instrument Cluster submenu. X Press a to confirm. X Press the : or 9 button to select the Permanent Display: function. You will see the selected setting Outside Temperature or Additional Speedometer [km/h]/Additional Speedometer [mph]. X Press the a button to save the setting.

Lights Switching the daytime running lamps on/ off Daytime running lamps are required by law (Canada only). You cannot set the "daytime running lamps" function via the on-board computer. X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Lights submenu. X Press a to confirm. X Press the : or 9 button to select the Day Lights function. If the Day Lights function has been switched on, the cone of light and the W symbol in the multifunction display are shown in orange.

X Press the a button to save the setting. Further information on daytime running lamps (Y page 113).

Setting the brightness of the display/ switch X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Lights submenu. X Press a to confirm. X Press the : or 9 button to select the Brightness Display/Switches: function. You will see the selected setting.

X Press a to confirm. X Press the : or 9 button to adjust the brightness to any level from Level 1 to Level 5 (bright). X Press the a or % button to save the

setting.

Switching Adaptive Highbeam Assist on/ off X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Lights submenu. X Press a to confirm. X Press the : or 9 button to select the Adapt. Highbeam function. If the Adapt. Highbeam function has been switched on, the cone of light and the _ symbol in the multifunction display are shown in orange.

X Press the a button to save the setting. For further information about Adaptive Highbeam Assist, see (Y page 116). Activating/deactivating surround lighting and exterior lighting delayed switch-off X Press the = or ; button on the steering wheel to select the Settings menu. X Press the : or 9 button to select the Lights submenu. X Press a to confirm.

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X Press the : or 9 button to select the Surround Lighting function. When the Surround Lighting function is activated, the light cone and the area around the vehicle are displayed in orange in the multifunction display.

X Press the a button to save the setting. Deactivating delayed switch-off of the exterior lighting temporarily: X Before leaving the vehicle, turn the

SmartKey to position 0 in the ignition lock.

X Turn the SmartKey to position 2 in the

ignition lock. The exterior lighting delayed switch-off is deactivated.

Delayed switch-off of the exterior lighting is reactivated the next time you start the engine. If you have activated the Surround Lighting function and the light switch is set to Ã, the following functions are activated when it is dark: Rsurround lighting: the exterior lighting

remains lit for 40 seconds after unlocking with the SmartKey. If you start the engine, the surround lighting is switched off and automatic headlamp mode is activated (Y page 113).

Rexterior lighting delayed switch-off: the

exterior lighting remains lit for 60 seconds after the engine is switched off. If you close all the doors and the tailgate, the exterior lighting goes off after 5 seconds.

i Depending on your vehicle's equipment,

when the surround lighting and delayed switch-off exterior lighting are on, the following light up: RParking lamps RFront fog lamps RLow-beam headlamps RDaytime running lamps RSide marker lamps RSurround lighting in the exterior mirrors

Activating/deactivating the interior lighting delayed switch-off If you activate the Interior Lighting Delay function, the interior lighting remains on for 20 seconds after you remove the SmartKey from the ignition lock. X Press the = or ; button on the steering wheel to select the Sett menu. X Press the : or 9 button to select the Lights submenu. X Press a to confirm. X Press the : or 9 button to select the Interior Lighting Delay function. If the Interior Lighting Delay function has been switched on, the vehicle interior is displayed in orange in the multifunction display.

X Press the a button to save the setting.

Vehicle Activating/deactivating the automatic door locking mechanism X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Vehicle submenu. X Press a to confirm. X Press the : or 9 button to select the Auto. Door Locks function. When the Auto. Door Locks function is activated, the vehicle doors are displayed in orange in the multifunction display. X Press the a button to save the setting. If you activate the Auto. Door Locks function, the vehicle is centrally locked above a speed of around 9 mph (15 km/h). For further information on the automatic locking feature, see (Y page 82).

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233

Activating/deactivating the acoustic locking verification signal If you switch on the Acoustic Lock function, an acoustic signal sounds when you lock the vehicle. X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Vehicle submenu. X Press a to confirm. X Press the : or 9 button to select the Acoustic Lock function. If the Acoustic Lock function is activated, the & symbol in the multifunction display lights up orange.

X Press the a button to save the setting.

Activating/deactivating the radar sensor system X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Vehicle submenu. X Press a to confirm. X Press the 9 or : button to select Radar Sensor (See Oper. Manual):. You will see the selected setting: Enabled or Disabled. X Press the a button to save the setting. The following systems are switched off when the radar sensor system is deactivated: RDISTRONIC PLUS (Y page 175) RBAS PLUS (Y page 68) RPRE-SAFE® Brake (Y page 72) RBlind Spot Assist (Y page 202) RActive Blind Spot Assist (Y page 206)

Convenience Activating/deactivating the EASY- ENTRY/EXIT feature G WARNING When the EASY-ENTRY/EXIT feature adjusts the steering wheel, you and other vehicle occupants – particularly children – could become trapped. There is a risk of injury. While the EASY-ENTRY/EXIT feature is making adjustments, make sure that no one has any body parts in the sweep of the steering wheel. If somebody becomes trapped: Rpress one of the memory function position

buttons, or

Rmove the switch for steering wheel

adjustment in the opposite direction to that in which the steering wheel is moving.

The adjustment process is stopped.

X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Convenience submenu. X Press a to confirm. X Press the : or 9 button to select the Easy Entry/Exit function. If the Easy Entry/Exit function is activated, the vehicle steering wheel is displayed in orange in the multifunction display.

X Press the a button to save the setting. Further information on the EASY-ENTRY/EXIT feature (Y page 105). Switching the belt adjustment on/off X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Convenience submenu. X Press a to confirm.

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X Press a to confirm. The Reset All Settings? message appears. X Press the : or 9 button to select No or Yes. X Press the a button to confirm the selection. If you have selected Yes, the multifunction display shows a confirmation message. For safety reasons, the Day Lights function in the Lights submenu is only reset if the vehicle is stationary.

X Press the : or 9 button to select the Belt Adjustment function. When the Belt Adjustment function is activated, the vehicle seat belt is displayed in orange in the multifunction display.

X Press the a button to save the setting. For further information on belt adjustment, see (Y page 58). Switching the fold-in mirrors with the locking feature on/off This function is only available on vehicles with the memory function (Y page 109). This function is only available in Canada. When you activate the Auto. Mirror Folding function, the exterior mirrors are folded in when the vehicle is locked. If you unlock the vehicle and then open a door, the exterior mirrors fold out again. X Press the = or ; button on the steering wheel to select the Sett menu. X Press the : or 9 button to select the Convenience submenu. X Press a to confirm. X Press the : or 9 button to select the Auto. Mirror Folding function. If the Auto. Mirror Folding function is activated, the vehicle's exterior mirror is displayed in orange in the multifunction display. X Press the a button to save the setting. If you have switched the Auto. Mirror Folding function on and you fold the exterior mirrors in using the button on the door (Y page 107), they will not fold out automatically. The exterior mirrors can then only be folded out using the button on the door.

Restoring the factory settings X Press the = or ; button on the steering wheel to select the Sett. menu. X Press the : or 9 button to select the Factory Setting submenu.

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235

Display messages General notes Display messages appear in the multifunction display. Display messages with graphic displays may be shown in simplified form in the Operator's Manual and may therefore differ from the multifunction display. Please respond in accordance with the display messages and follow the additional notes in this Operator'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, the corresponding display messages are also deleted. When you stop and park the vehicle, please observe the notes on the HOLD function (Y page 183) and parking (Y page 164).

Hiding display messages X Press the a or % button on the steering wheel to hide the display message.

The display message is cleared.

The multifunction display shows high-priority display messages in red. Some high-priority display messages cannot be hidden. The multifunction display shows these messages continuously until the causes for the messages have been remedied.

Message memory The message memory allows you to call up previous display messages. X Press the = or ; button on the steering wheel to select the Serv. menu. If there are display messages, the multifunction display shows 2 messages, for example. X Press the 9 or : button to select the entry, e.g. 2 messages. X Press a to confirm. X Press the 9 or : button to scroll through the display messages.

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Safety systems Display messages !÷ Currently Unavailable See Operator's Manual

÷ Inoperative See Operator's Manual

Possible causes/consequences and M Solutions ABS (Anti-lock Braking System), ESP® (Electronic Stability Program), BAS (Brake Assist), PRE-SAFE®, the HOLD function, hill start assist and ESP® trailer stabilization are temporarily unavailable. BAS PLUS and PRE-SAFE® Brake may also have failed. In addition, the ÷, å and ! warning lamps light up in the instrument cluster. ATTENTION ASSIST is deactivated. Possible causes are: Rself-diagnosis is not yet complete. Rthe 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 affected. The braking distance in an emergency braking situation can increase. If ESP® is not operational, ESP® is unable to stabilize the vehicle. There is an increased risk of skidding and an accident. X Carefully drive a suitable distance, making slight steering

movements at a speed above 12 mph (20 km/h). If the display message disappears, the functions mentioned above are available again.

If the display message continues to be displayed: X Drive on carefully. X Visit a qualified specialist workshop.

ESP®, BAS, PRE-SAFE®, the HOLD function, hill start assist and ESP® trailer stabilization are unavailable due to a malfunction. BAS PLUS and PRE-SAFE® Brake may also have failed. In addition, the ÷ and å warning lamps light up in the instrument cluster. The self-diagnosis function might not be complete, for example. ATTENTION ASSIST is deactivated. G WARNING The brake system continues to function normally, but without the functions listed above.

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Possible causes/consequences and M Solutions The braking distance in an emergency braking situation can thus increase. If ESP® is not operational, ESP® is unable to stabilize the vehicle. There is an increased risk of skidding and an accident. X Carefully drive a suitable distance, making slight steering

movements at a speed above 12 mph (20 km/h). If the display message disappears, the functions mentioned above are available again.

If the display message continues to be displayed: X Drive on carefully. X Visit a qualified specialist workshop.

EBD (electronic brake force distribution), ABS, ESP®, BAS, PRE- SAFE®, the HOLD function, hill start assist and ESP® trailer stabilization are unavailable due to a malfunction. BAS PLUS and PRE-SAFE® Brake may also have failed. In addition, the ÷, å and ! warning lamps light up in the instrument cluster and a warning tone sounds. G WARNING The brake system continues to function normally, but without the functions listed above. The front and rear wheels could therefore lock if you brake hard, for example. The steerability and braking characteristics may be severely affected. The braking distance in an emergency braking situation can increase. If ESP® is not operational, ESP® is unable to stabilize the vehicle. There is an increased risk of skidding and an accident. X Drive on carefully. X Visit a qualified specialist workshop immediately.

You are driving with the parking brake applied. A warning tone also sounds. X Release the parking brake.

Display messages

T! ÷ Inoperative See Operator's Manual

F(USA only)J(Canada only) Please Release Parking Brake

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Display messages $(USA only)J(Canada only) Check Brake Fluid Level

Check Brake Pad Wear Inoperative

PRE-SAFE Inoperative See Operator's Manual

Possible causes/consequences and M Solutions There is not enough brake fluid in the brake fluid reservoir. In addition, the $ (USA only)/J (Canada only) warning lamp lights up in the instrument cluster and a warning tone sounds. G WARNING The braking effect may be impaired. There is a risk of an accident. X Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.

X Secure the vehicle against rolling away (Y page 164). X Consult a qualified specialist workshop. X Do not add brake fluid. This does not correct the malfunction.

The brake pads/linings have reached their wear limit. X Visit a qualified specialist workshop.

One or more main features of the mbrace system are malfunctioning. X Have the mbrace system checked immediately at a qualified

specialist workshop.

Important functions of PRE-SAFE® have failed. All other occupant safety systems, e.g. air bags, remain available. X Visit a qualified specialist workshop immediately.

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Display messages PRE-SAFE Functions Currently Limited See Operator's Manual

Possible causes/consequences and M Solutions PRE-SAFE® Brake is temporarily inoperative. Possible causes are: Rfunction is impaired due to heavy rain or snow. Rthe sensors in the radiator grill and the bumper are dirty. Rthe radar sensor system is temporarily inoperative, e.g. due to

electromagnetic radiation emitted by nearby TV or radio stations or other sources of electromagnetic radiation. Rthe system is outside the operating temperature range. Rthe on-board voltage is too low. When the causes stated above no longer apply, the display message disappears. PRE-SAFE® Brake 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 (Y page 164). X Clean the sensors in the radiator grill and the bumper

(Y page 309).

X Restart the engine.

PRE-SAFE Functions Limited See Operator's Manual SRS Malfunction Service Required

PRE-SAFE® Brake is inoperative due to a malfunction. BAS PLUS or the distance warning signal may also have failed. X Visit a qualified specialist workshop.

There is a malfunction in the SRS (Supplemental Restraint System). The 6 warning lamp also lights up in the instrument cluster. G WARNING The air bags or Emergency Tensioning Devices may either be triggered unintentionally or, in the event of an accident, may not be triggered. There is an increased risk of injury. X Visit a qualified specialist workshop. For further information about SRS, see (Y page 43).

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Display messages Front Left Malfunction Service Required or Front Right Malfunction Service Required

Rear Left Malfunction Service Required or Rear Right Malfunction Service Required

Rear Center Malfunction Service Required

Left Side Curtain Airbag Malfunction Service Required or Right Side Curtain Airbag Malfunction Service Required

Possible causes/consequences and M Solutions SRS has malfunctioned at the front on the left or right. The 6
warning lamp also lights up in the instrument cluster. G WARNING The air bags or Emergency Tensioning Devices may either be triggered unintentionally or, in the event of an accident, may not be triggered. There is an increased risk of injury. X Visit a qualified specialist workshop. G WARNING The air bags or Emergency Tensioning Devices may either be triggered unintentionally or, in the event of an accident, may not be triggered. There is an increased risk of injury. SRS has malfunctioned at the rear on the left or right. The 6
warning lamp also lights up in the instrument cluster. X Visit a qualified specialist workshop. G WARNING The air bags or Emergency Tensioning Devices may either be triggered unintentionally or, in the event of an accident, may not be triggered. There is an increased risk of injury. SRS has malfunctioned at the rear center. The 6 warning lamp also lights up in the instrument cluster. X Visit a qualified specialist workshop. There is a malfunction in the left-hand or right-hand window curtain air bag. The 6 warning lamp also lights up in the instrument cluster. G WARNING The left or right window curtain air bag may either be triggered unintentionally or, in the event of an accident, may not be triggered. There is an increased risk of injury. X Visit a qualified specialist workshop.

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Display messages Front Passenger Airbag Disabled See Operator's Manual

Possible causes/consequences and M Solutions The front-passenger air bag is disabled during the journey, even though: Ran adult

or

Ra 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 air bag does not deploy during 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 (Y page 164). 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: Rthe 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 (Y page 49). Rthe Front Passenger Airbag Enabled See Operator's Manual or Front Passenger Airbag Disabled See 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.

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Display messages

Front Passenger Airbag Enabled See Operator's Manual

Possible causes/consequences and M Solutions For further information about the Occupant Classification System, see (Y page 49). The front-passenger air bag is enabled during the journey, even though: Ra child, a small adult or an object weighing less than the

system's weight threshold is located on the front-passenger seat or

Rthe front-passenger seat is unoccupied The system may detect objects or forces applying additional weight on the seat. G WARNING The air bag may deploy 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 (Y page 164). 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: Rthe 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 (Y page 49). Rthe Front Passenger Airbag Enabled See Operator's Manual or Front Passenger Airbag Disabled See Operator's Manual display messages must not be shown in the multifunction display.

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243

Display messages

Possible causes/consequences and M Solutions 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 49).

Lights i Display messages about LEDs:

Possible causes/consequences and M Solutions The left or right-hand cornering light is defective. X Check whether you are permitted to replace the bulb yourself

(Y page 119).

This display message will only appear if all LEDs have failed. Display messages Check Left Cornering LightorCheck Right Cornering Light Check Left Low BeamorCheck Right Low Beam

or X Visit a qualified specialist workshop.

or X Visit a qualified specialist workshop.

(Y page 119).

The left or right-hand low-beam headlamp is defective. X Check whether you are permitted to replace the bulb yourself

Check Trailer Left Tail LamporCheck Trailer Right Tail Lamp

The left or right-hand trailer tail lamp is faulty. X Observe the separate operating instructions provided by the

trailer manufacturer.

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Display messages Check Trailer Left Turn SignalorCheck Trailer Right Turn Signal Check Trailer Brake Lamp Check Rear Left Turn SignalorCheck Rear Right Turn Signal Check Front Left Turn SignalorCheck Front Right Turn Signal Check Left Mirror Turn SignalorCheck Right Mirror Turn Signal Check Center Brake Lamp Check Left Tail and Brake LampsorCheck Right Tail and Brake Lamps

Possible causes/consequences and M Solutions The left or right-hand trailer turn signal lamp is defective. X Observe the separate operating instructions provided by the

trailer manufacturer.

The trailer brake lamp is defective. X Observe the separate operating instructions provided by the

trailer manufacturer.

The rear left-hand or rear right-hand turn signal is defective. X Visit a qualified specialist workshop.

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 119).

or X Visit a qualified specialist workshop. The turn signal in the left-hand or right-hand exterior mirror is defective. X Visit a qualified specialist workshop.

The high-mounted brake lamp is faulty. X Visit a qualified specialist workshop.

The left or right-hand tail lamp/brake lamp is defective. X Visit a qualified specialist workshop.

Display messages Check Left High Beam or Check Right High Beam

Check Left License Plate Lamp or Check Right License Plate Lamp Check Left Fog Lamp or Check Right Fog Lamp Rear Fog Lamp Check Front Left Parking Lamp or Check Front Right Parking Lamp Check Left Reverse Lamp or Check Right Reverse Lamp

Check Front Left Sidemarker Lamp or Check Front Right Sidemarker Lamp

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245

Possible causes/consequences and M Solutions The left or right-hand high beam is defective. X Check whether you are permitted to replace the bulb yourself

(Y page 119).

or X Visit a qualified specialist workshop.

The left or right-hand license plate lamp is defective. X Visit a qualified specialist workshop.

The left-hand or right-hand front fog lamp is defective. X Visit a qualified specialist workshop.

The rear fog lamp is defective. X Visit a qualified specialist workshop.

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 119).

or X Visit a qualified specialist workshop.

The left or right-hand backup lamp is defective. X Check whether you are permitted to replace the bulb yourself

(Y page 119).

or X Visit a qualified specialist workshop.

The left or right front side marker lamp is defective. X Visit a qualified specialist workshop.

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Display messages Check Rear Left Sidemarker Lamp or Check Rear Right Sidemarker Lamp Check Left Daytime Running Light or Check Right Daytime Running Light Active Headlamps Inoperative Malfunction See Operator's Manual Malfunction See Operator's Manual Auto Lamp Function Inoperative Switch Off Lights

Possible causes/consequences and M Solutions The rear left or right side marker lamp is defective. X Visit a qualified specialist workshop.

The left-hand or right-hand daytime running lamp is faulty. X Visit a qualified specialist workshop.

The active light function is defective. X Visit a qualified specialist workshop.

The exterior lighting is defective. X Visit a qualified specialist workshop.

The exterior lighting is defective. X Visit a qualified specialist workshop.

The light sensor is defective. X Visit a qualified specialist workshop.

The lights are still switched on when you leave the vehicle. A warning tone also sounds. X Turn the light switch to Ã.

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Display messages Adaptive Highbeam Assist Inoperative Adaptive Highbeam Assist Currently Unavailable See Operator's Manual

Possible causes/consequences and M Solutions Adaptive Highbeam Assist is faulty. X Visit a qualified specialist workshop.

Adaptive Highbeam Assist is deactivated and temporarily inoperative. Possible causes are: Rthe windshield in the camera's field of vision is dirty. Rvisibility 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 again message is displayed. Adaptive Highbeam Assist is operational again.

Engine Display messages Check Coolant Level See Operator's Manual

Possible causes/consequences and M Solutions 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 304).

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.

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Display messages Coolant Too Hot Stop Vehicle Turn Engine Off

Possible causes/consequences and M Solutions 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 164). X Wait 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 †).

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Display messages # The battery is not being charged.

Possible causes/consequences and M Solutions

A warning tone also sounds. Possible causes are: Ra defective alternator Ra torn poly-V-belt Ra 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 (Y page 164). 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.

Check Engine Oil 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 303).

X If necessary, add engine oil (Y page 303). 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.

Fuel Level Low C There is only a very small amount of fuel in the fuel tank.

The fuel level has dropped into the reserve range. X Refuel at the nearest gas station.

X Refuel at the nearest gas station without fail.

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Display messages Gas Cap Loose

¸ Replace Air Filter

Possible causes/consequences and M Solutions 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. Vehicles with a diesel engine: the engine air filter is dirty and must be replaced. X Visit a qualified specialist workshop.

Check Fuel Filter

Vehicles with a diesel engine: there is water in the fuel filter. The water must be drained off. X Visit a qualified specialist workshop.

¯ Refill AdBlue At Workshop See Operator's Manual ¯ Refill AdBlue At Workshop No Start in .. km ¯ Refill AdBlue At Workshop Eng. Start Not Possible ¯ Check AdBlue See Operator's Manual

The DEF level has fallen below the reserve range. A warning tone also sounds. X Have DEF refilled as soon as possible at a qualified specialist

workshop.

The DEF level is only sufficient for the indicated distance. A warning tone also sounds. X Have DEF refilled as soon as possible at a qualified specialist

workshop.

The DEF tank is empty. A warning tone also sounds. You can no longer start the engine. X Consult a qualified specialist workshop immediately.

The DEF system is malfunctioning. A warning tone also sounds. X Visit a qualified specialist workshop.

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