Mercedes-Benz E-Class: Display messages

Active Headlamps Inoperative

The active light function is defective.

•► Visit a qualified specialist workshop.

Malfunction See Operator's Manual

The exterior lighting is defective.

•► Visit a qualified specialist workshop.

AUTO Lamp Function Inoperative

The light sensor is defective.

•► Visit a qualified specialist workshop.

Switch Off Lights

The lights are still switched on when you leave the vehicle. A warning tone also sounds.

•► Turn the light switch to.

Adaptive Highbeam Assist Inoperative

Adaptive Highbeam Assist is defective.

•► Visit a qualified specialist workshop.

Adaptive Highbeam Assist Currently Unavailable See Operator's Manual

Adaptive Highbeam Assist is deactivated and temporarily inoperative, if:

 - the windshield is dirty in the camera's field of vision.
 - visibility is impaired due to heavy rain, snow or fog.

•► Clean the windshield.

Adaptive Highbeam Assist is available again, if:

 - the dirt (e.g. slush) drops away while the vehicle is in motion.
 - the system recognizes that the camera is fully operational again.

The display message Adaptive Highbeam Assist Now Available is shown.

Engine

Check Coolant Level See Operator's Manual

The coolant level is too low.

•► Add coolant, observing the warning notes when doing so.

•► If coolant needs to be added more often than usual, have the engine coolant system checked at a qualified specialist workshop.

WARNING
Do not spill antifreeze on hot engine parts. Antifreeze contains ethylene glycol which may burn if it comes into contact with hot engine parts. You could be seriously burned.

The coolant level 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.

Coolant Level Low Stop Vehicle Turn Engine Off

The coolant is too hot.

•► Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions.

•► Make sure that the air supply to the engine radiator is not blocked, e.g. by snow, slush or ice.

•► Wait until the display message disappears before restarting the engine. Otherwise, there is a risk of engine damage.

•► Pay attention to the coolant temperature display.

•► If the temperature increases again, visit a qualified specialist workshop immediately.

The poly-V-belt may have torn.

•► Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions.

•► Open the hood.

•► Check whether the poly-V-belt is torn.

If the poly-V-belt is torn: Do not continue driving. The engine could otherwise overheat.

•► Consult a qualified specialist workshop.

If the poly-V-belt is not damaged:

•► Wait until the display message disappears before restarting the engine. Otherwise, there is a risk of engine damage.

•► Pay attention to the coolant temperature display.

•► Visit a qualified specialist workshop.

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.

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 exceeds 248 ‡(120 °) do not continue driving. The engine will otherwise be damaged

The engine fan is defective.

•► At coolant temperatures under 248 °F (120 °C), drive to the next qualified specialist workshop.

•► Avoid subjecting the engine to heavy loads, e.g. driving in mountainous terrain, and stop-and-go traffic.

The battery is not being charged.

Possible causes are:

Ra defective alternator Ra torn poly-V-belt Ra malfunction in the electronics

•►  Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions.

•► Open the hood.

•► Check whether the poly-V-belt is torn.

If the poly-V-belt is torn: ! Do not continue driving. The engine could otherwise overheat.

•► Consult a qualified specialist workshop.

If the poly-V-belt is not damaged:

•►  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.

•► Check the engine oil level at the latest when next refueling.

•► If necessary, add engine oil.

•► If engine oil needs to be added more often than usual, have the engine checked at a qualified specialist workshop.

Information on approved engine oils can be obtained from any qualified specialist workshop or on the Internet at http://www.mbusa.com (USA only).

The oil level is too low. Avoid long journeys with too little engine oil. There is a risk of engine damage.

The display messages and the corresponding symbol that indicate that the oil level is too low must not be ignored.

Fuel Level Low

The fuel level has dropped into the reserve range.

•► Refuel at the nearest gas station.

There is only a very small amount of fuel in the fuel tank.

•► Refuel at the nearest gas station without fail.

Gas Cap Loose

The fuel system pressure is too low. The fuel filler cap is not closed correctly or the fuel system is leaking.

•► Check that the fuel filler cap is correctly closed.

If the fuel filler cap is not correctly closed:

•►  Close the fuel filler cap.

If the fuel filler cap is correctly closed:

•►  Visit a qualified specialist workshop.

Ultra Low-sulfur Diesel Fuel Only

Vehicles with a diesel engine: the fuel level has fallen below the reserve range.

•► Refuel at the nearest gas station.

•► Only use commercially available vehicular ULTRA-LOW SULFUR HIGHWAY DIESEL FUEL (ULSD, 15 ppm SULFUR MAXIMUM).

Replace Air Filter

Vehicles with a diesel engine: the engine air filter is dirty and must be replaced.

•► 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.

•► Visit a qualified specialist workshop.

Check Additive See Operator's Manual

The DEF tank is empty.

•► Have the DEF tank filled as soon as possible at a qualified specialist workshop

Remaining Starts:

16

The DEF level has fallen to a minimum.

•► Have the DEF tank filled immediately at a qualified specialist workshop.

Driving systems

Attention Assist:

Pause!

Based on specific criteria, ATTENTION ASSIST has determined that the driver is tired or paying less attention. A warning tone also sounds.

•► If necessary, take a break.

During long journeys, take regular breaks in good time so you get enough rest.

Attention Assist Inoperative

ATTENTION ASSIST has failed.

•► Visit a qualified specialist workshop.

Vehicle Rising

Your vehicle is adjusting to the level you have selected.

Vehicle Rising Please Wait

The vehicle level is too low when the vehicle is stationary. A warning tone also sounds.

•► Do not pull away.

The vehicle level is set when the display message disappears.

Pull Over Car Too Low

You have pulled away while the vehicle level is still too low.

AIRMATIC sets the vehicle to the selected level after a short period.

•► Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.

•► Apply the parking brake.

•► Wait until the display message disappears before pulling away.

Risk of accident
AIRMATIC is defective. A warning tone also sounds.

•► Do not drive faster than 50 mph (80 km/h).

•► Make only slight steering movements. Otherwise, the front fender or the tires could be damaged if the steering movement is too large.

•► Listen for scraping sounds.

•► Pull over and stop the vehicle safely, paying attention to road and traffic conditions, and select a higher vehicle level.

Depending on the malfunction, it may be possible to raise the vehicle.

•► Visit a qualified specialist workshop.

Malfunction

Risk of accident
The AIRMATIC function is restricted. The vehicle's handling characteristics may be affected.

•► Do not drive faster than 50 mph (80 km/h).

•► Visit a qualified specialist workshop.

HOLD Off

The HOLD function is deactivated. The vehicle is skidding.

A warning tone also sounds.

•► Reactivate the HOLD function later.

The HOLD function is deactivated. When the brake pedal is firmly depressed, an activation condition is not fulfilled.

A warning tone also sounds.

•► Check the activation conditions for the HOLD function

Radar Sensors Deactivated See Operator's Manual

The radar sensor system is deactivated.

•► Switch on the radar sensor system

Lane Keeping Assist Currently Unavailable. See Operator's Manual or Lane Keeping Assist Currently Unavailable. See Operator's Manual

Lane Keeping Assist or Active Lane Keeping Assist is deactivated and temporarily inoperative if:

 - the windshield is dirty in the camera's field of vision.
 - visibility is impaired due to heavy rain, snow or fog.
 - there are no lane markings for a longer period.
 - the lane markings are worn, dark or covered, for example by dirt or snow.

Lane Keeping Assist or Active Lane Keeping Assist is operational again and the display message disappears if:

 - the dirt (e.g. slush) drops away while the vehicle is in motion.
 - the system recognizes that the camera is fully operational again.

If the display message continues to be displayed:

•► Clean the windshield.

Lane Keeping Assist Inoperative or Active Lane Keeping Assist Inoperative

Lane Keeping Assist or Active Lane Keeping Assist is defective.

•► Visit a qualified specialist workshop.

Blind Spot Assist Currently Unavailable See Operator's Manual or Active Blind Spot Assist Currently Unavailable See Operator's Manual

Blind Spot Assist or Active Blind Spot Assist is temporarily inoperative if:

 - the sensors are dirty.
 - its function is impaired due to heavy rain or snow.
 - the radar sensor system is outside the operating temperature range.
 - the 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.

The yellow indicator lamps also light up in the exterior mirrors.

Blind Spot Assist or Active Blind Spot Assist is operational again and the display message disappears if:

 - the dirt (e.g. slush) drops away while the vehicle is in motion.
 - the system detects that the sensors are fully available again.
 - the radar sensor system is back within the operating temperature range.

If the display message continues to be displayed:

•► Clean the sensors.

•► Restart the engine.

Blind Spot Assist Inoperative or Active Blind Spot Assist Inoperative

Blind Spot Assist or Active Blind Spot Assist is defective.

The yellow indicator lamps also light up in the exterior mirrors.

•► Visit a qualified specialist workshop.

Parking Guidance Inoperative

Parking Guidance is malfunctioning.

•► Restart the engine.

If the display message continues to be displayed:

•► Visit a qualified specialist workshop.

Parking Guidance Canceled

Parking Guidance has been deactivated because:

 - the vehicle is skidding.
 - the sensors are dirty.
 - a malfunction has occurred.

A warning tone also sounds.

•► Reactivate Parking Guidance later.

If the parking space symbol is not displayed in the multifunction display when you are driving at a speed of less than 19 mph (30 km/h):

•► Clean the sensors.

•► Restart the engine.

If the parking space symbol is still not displayed in the multifunction display when you are driving at a speed of less than 19 mph (30 km/h):

•► Visit a qualified specialist workshop.

Parking Guidance has been deactivated because you are no longer following the recommended path.

•► Park again and, while doing so, observe the display messages in the multifunction display.

Parking Guidance Finished

The vehicle is parked. A warning tone also sounds.

The display message disappears automatically.

DISTRONIC PLUS Off

DISTRONIC PLUS has been deactivated. If it was deactivated automatically, a warning tone also sounds.

DISTRONIC PLUS Now Available

DISTRONIC PLUS is operational again after having been temporarily unavailable. You can now reactivate DISTRONIC PLUS

DISTRONIC PLUS Currently Unavailable See Operator's Manua

DISTRONIC PLUS is deactivated and is temporarily inoperative if:

 - the DISTRONIC PLUS cover in the radiator grill is dirty.
 - its function is impaired due to heavy rain or snow.
 - the sensors in the bumpers are dirty.
 - the 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.
 - the system is outside the operating temperature range.
 - the on-board voltage is too low.

A warning tone also sounds.

DISTRONIC PLUS is operational again and the display message disappears if:

 - the dirt (e.g. slush) drops away while the vehicle is in motion.
 - the system detects that the sensors are fully available again.
 - the system is within the operating temperature range.

If the display message continues to be displayed:

•► Clean the DISTRONIC PLUS cover in the radiator grill.

•► Clean the bumpers.

•► Restart the engine.

DISTRONIC PLUS Inoperative

DISTRONIC PLUS is defective. BAS PLUS (Brake Assist PLUS) and PRE-SAFE® Brake may be inoperative as well.

A warning tone also sounds.

•► Visit a qualified specialist workshop.

DISTRONIC PLUS Override

You have depressed the accelerator pedal. DISTRONIC PLUS is no longer controlling the speed of the vehicle.

•► Take your foot off the accelerator pedal.

DISTRONIC PLUS --- mph

An activation condition for DISTRONIC PLUS is not fulfilled.

•► Check the activation conditions for DISTRONIC PLUS

Cruise Control Inoperative

Cruise control is defective.

A warning tone also sounds.

•► Visit a qualified specialist workshop.

Cruise Control --- mph

A condition for activating cruise control has not been fulfilled.

You attempted to save a speed of less than 20 mph (30 km/h).

•► If the situation allows, drive faster than 20 mph (30 km/h) and save the speed.

•► Check the activation conditions for cruise control

Tires

WARNING
Do not drive with a flat tire. A flat tire affects the ability to steer or brake the vehicle. You may lose control of the vehicle. Continued driving with a flat tire will cause excessive heat build-up and possibly a fire.

WARNING
Follow recommended tire inflation pressures.

Do not overinflate tires. Overinflated tires can adversely affect handling and ride comfort, wear unevenly, increase stopping distance, and result in sudden deflation (blowout) because they are more likely to become punctured or damaged by road debris, potholes etc.

Check Tire Pressure Soon

Risk of accident
The tire pressure loss warning system has detected a significant loss in pressure.

A warning tone also sounds.

•► Stop the vehicle without making any sudden steering or braking maneuvers. Pay attention to the traffic conditions as you do so.

•► Check the tires and, if necessary, change the wheel.

•► Check the tire pressures and, if necessary, set to the correct tire pressure.

•► Restart the tire pressure loss warning system when the tire pressure is correct

Check Tire Pressure Then Restart Run Flat Indicator

The tire pressure loss warning system generated a display message and has not been restarted since.

•► Set the correct tire pressure in all four tires.

•► Restart the tire pressure loss warning system

Run Flat Indicator Inoperative

The tire pressure loss warning system is defective.

•► Visit a qualified specialist workshop.

Tire pressures will be displayed after driving a few minutes

The tire pressure monitor is measuring the tire pressure.

•► Drive on.

The tire pressures appear in the multifunction display after you have been driving for a few minutes.

Tire Press. Monitor Inoperative

The tire pressure monitor is defective.

•► Visit a qualified specialist workshop.

Tire Press. Monitor Inoperative No Wheel Sensors

The wheels mounted do not have a suitable tire pressure sensor.

The tire pressure monitor is deactivated.

•► Mount wheels with suitable tire pressure sensors.

The tire pressure monitor is activated automatically after driving for a few minutes.

Check Tires

Risk of accident
The tire pressure in one or more tires has dropped significantly.

The wheel position is displayed in the multifunction display.

A warning tone also sounds.

•► Stop the vehicle without making any sudden steering or braking maneuvers. Pay attention to the traffic conditions as you do so.

•► Correct the tire pressure.

•► If necessary, change a wheel

Caution:

Tire Malfunction

Risk of accident
The tire pressure in one or more tires has dropped suddenly. The wheel position is displayed in the multifunction display.

•► Stop the vehicle without making any sudden steering or braking maneuvers. Pay attention to the traffic conditions as you do so.

•► If necessary, change a wheel

Correct Tire Pressure

The tire pressure is too low in at least one of the tires or the tire pressure difference between the wheels is too great.

•► Check the tire pressures at the next opportunity. If necessary, correct the tire pressure.

•► Restart the tire pressure monitor

Tire Press.

Sensor(s) Missing

There is no signal from the tire pressure sensor of one or several wheels. The pressure of the affected tire is not displayed in the multifunction display.

•► Have the defective tire pressure sensor replaced at a qualified specialist workshop.

Tire Press. Monitor Currently Unavail.

Due to a source of radio interference, no signals can be received from the wheel sensors. The tire pressure monitor is temporarily malfunctioning.

•► Drive on.

The tire pressure monitor restarts automatically as soon as the problem has been solved.

Tire Press.

Warning Caution Tire Malfunction

Risk of accident
The tire pressure in one or more tires has dropped suddenly.

A warning tone also sounds.

•► Stop the vehicle without making any sudden steering or braking maneuvers. Pay attention to the traffic conditions as you do so.

•► If necessary, change a wheel

Check Tire Pressure

Risk of accident
The tire pressure in one or more tires has dropped significantly.

•► Stop the vehicle without making any sudden steering or braking maneuvers. Pay attention to the traffic conditions as you do so.

•► If necessary, change a wheel.

•► Check the tire pressure. If necessary, correct the tire pressure

Correct Tire Pressure

The tire pressure is too low in at least one of the tires or the tire pressure difference between the wheels is too great.

•► Check the tire pressures at the next opportunity. If necessary, correct the tire pressure

Vehicle

Shift to 'P' or 'N' to Start Engine

You have attempted to start the engine with the transmission in position R or D.

•► Shift the transmission to position P or N.

Auxiliary Battery Malfunction

The auxiliary battery for the automatic transmission is no longer being charged.

•► Visit a qualified specialist workshop

Apply Brake to Shift from 'P'

You have attempted to move the transmission selector lever to position D, R or N without depressing the brake pedal.

•► Depress the brake pedal.

Door Open Vehicle Not in 'P'

The driver's door is open and the transmission is in position R, N or D.

A warning tone also sounds.

•► Shift the transmission to position P.

•► Apply the parking brake.

Service Required Do Not Shift Gears Visit Dealer

You cannot change the transmission position due to a malfunction.

A warning tone also sounds.

If transmission position D is selected:

•► Drive to a qualified specialist workshop without shifting the transmission from position D.

If transmission position R, N or P is selected:

•► Notify a qualified specialist workshop or breakdown service.

Only Shift to 'P' when Vehicle is Stationary

The vehicle is moving.

•► Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.

•► Shift the transmission to position P.

  Sedan: the trunk lid is open.

•► Close the trunk lid.

Wagon: the tailgate is open.

•► Close the tailgate.

Risk of accident
The hood is open.

•► Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.

•► Apply the parking brake.

•► Close the hood.

At least one door is open.

•► Close all the doors.

Rear Left Backrest Not LatchedorRear Right Backrest Not Latched

Risk of injury
Sedan with through-loading feature in the rear bench seat:

The backrest in the rear is not engaged on the left-hand and/or right-hand side.

•► Push the backrest back until it engages.

Power Steering Malfunction See Operator's Manual

Risk of accident
The power steering is malfunctioning.

You will need to use more force to steer.

A warning tone also sounds.

•► Check whether you are able to apply the extra force required.

•► If you are able to steer safely: carefully drive on to a qualified specialist workshop.

•► If you are unable to steer safely: do not drive on. Contact the nearest qualified specialist workshop.

Phone No Service

Your vehicle is outside the network provider's transmitter/ receiver range.

•► Wait until the mobile phone operational readiness symbol appears in the multifunction display.

Check Washer Fluid

The washer fluid level in the washer fluid reservoir has dropped below the minimum.

•► Add washer fluid

SmartKey

Key Does Not Belong to Vehicle

You have put the wrong SmartKey in the ignition lock.

•► Use the correct SmartKey.

Take Your Key from Ignition

The SmartKey is in the ignition lock.

•► Remove the SmartKey.

Obtain a New Key

The SmartKey needs to be replaced.

•► Visit a qualified specialist workshop

Replace Key Battery

The batteries of the KEYLESS-GO key are discharged.

•► Change the batteries

Don't Forget Your Key

The display message is shown for a maximum of 60 seconds and is only a reminder.

You have opened the driver's door with the engine switched off.

The KEYLESS-GO key is not in the ignition lock.

•► Remember to take the KEYLESS-GO key with you when you leave the vehicle.

Key Not Detected (red display message)

The KEYLESS-GO key is not in the vehicle.

A warning tone also sounds.

If the engine is switched off, you can no longer lock the vehicle centrally or start the engine.

•► Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.

•► Apply the parking brake.

•► Locate the KEYLESS-GO key.

The KEYLESS-GO key is not detected while the engine is running because there is interference from a strong source of radio waves.

A warning tone also sounds.

•► Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.

•► Engage the parking brake.

•► Operate the vehicle with the SmartKey in the ignition lock.

Key Not Detected (White display message)

The KEYLESS-GO key cannot be detected at present.

•► Change the location of the key with the KEYLESS-GO functions in the vehicle.

If the KEYLESS-GO key is still not detected:

•► Operate the vehicle with the SmartKey in the ignition lock.

Key Detected in Vehicle

The KEYLESS-GO key has been detected inside the vehicle during locking.

•► Remove the KEYLESS-GO key from the vehicle.

Remove 'Start' Button and Insert Key

KEYLESS-GO is temporarily malfunctioning or is defective. A warning tone also sounds.

•► Insert the SmartKey into the ignition lock and turn it to the desired position.

•► Visit a qualified specialist workshop.

Close Doors to Lock Vehicle

At least one door is open. A warning tone also sounds.

•► Close all doors and lock the vehicle again.

Menus and submenusWarning and indicator lamps in the instrument cluster