2014 MERCEDES-BENZ GL Owners Manual

Display messagesPossible causes/consequences andPPSolutions
ACTIVE CURVEACTIVE CURVE
SYSTEM MalfunctionSYSTEM Malfunction
The Active Curve System is faulty. The vehicle's handling
characteristics may be affected.
XDo not drive at speeds above 50 mph (80 km/h).
XHave the vehicle checked at a qualified specialist workshop.
ACTIVE CURVEACTIVE CURVE
SYSTEMSYSTEMMalfunctionMalfunction
see Operator'ssee Operator's
ManualManual
The Active Curve System is faulty. The vehicle's handling
characteristics are severely impaired. A warning tone also sounds.
GWARNING
There is a risk of an accident.
XDrive on carefully.
XAdjust your driving style to the altered handling characteristics.
XAvoid sudden acceleration in tight bends and fast steering
movements.
XDo not drive at speeds above 50 mph (80 km/h).
XVisit a qualified specialist workshop immediately.

Display messagesPossible causes/consequences andPPSolutions
LOW RANGE StopLOW RANGE Stop
ApplyApplyParkingParkingBrakeBrake
A gearshift process has been canceled. LOW RANGE is in the
neutral position. There is no connection between the engine and
the drive wheels.
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XApply the electric parking brake. Do not continue driving under
any circumstances.
XRepeat the gearshift process.
LOW RANGELOW RANGE
Malfunction ToMalfunction To
Park, Apply BrakePark, Apply Brake
LOW RANGE is malfunctioning.
XDo not drive at speeds above 50 mph (80 km/h).
XWhen parking, secure the vehicle against rolling away
(Ypage 188).
XHave the vehicle checked at a qualified specialist workshop.
LOW RANGELOW RANGE
Max.Speed 25 mphMax.Speed 25 mph
You have exceeded the maximum speed for the gearshift process.
XDrive more slowly.
The gear change is made.
LOW RANGE Max.LOW RANGE Max.
Speed 40 mphSpeed 40 mph
You have exceeded the maximum speed for the gearshift process.
XDrive more slowly.
The gear change is made.
LOWLOWRANGERANGEShiftShifttoto
Position N BrieflyPosition N Briefly
You have reduced the vehicle speed, but the automatic
transmission is not in positionN.
XBriefly shift the automatic transmission to positionN.
LOWLOWRANGERANGEShiftingShifting
Canceled PleaseCanceled Please
ReactivateReactivate
The gearshift process has been canceled.
XRepeat the gearshift process.

Display messagesPossible causes/consequences andPPSolutions
Lane KeepingLane Keeping
Assist CurrentlyAssist Currently
Unavailable SeeUnavailable See
Operator's ManualOperator's Manual
orActive LaneActive Lane
Keeping AssistKeeping Assist
CurrentlyCurrently
Unavailable SeeUnavailable See
Operator's ManualOperator's Manual
Lane Keeping Assist or Active Lane Keeping 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.
Rthere are no lane markings for a longer period.
Rthe 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 or Active Lane Keeping Assist is operational
again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 188).
XClean the windshield.
Lane KeepingLane Keeping
AssistAssist
InoperativeInoperativeor
Active LaneActive Lane
Keeping AssistKeeping Assist
InoperativeInoperative
Lane Keeping Assist or Active Lane Keeping Assist is defective.
XVisit a qualified specialist workshop.
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Z

Display messagesPossible causes/consequences andPPSolutions
Blind Spot AssistBlind Spot Assist
CurrentlyCurrently
Unavailable SeeUnavailable See
Operator's ManualOperator's Manual
orActive BlindActive Blind
Spot AssistSpot Assist
CurrentlyCurrently
Unavailable SeeUnavailable See
Operator's ManualOperator's Manual
Blind Spot Assist or Active Blind Spot Assist is temporarily
inoperative. Possible causes are:
Rthe sensors are dirty.
Rfunction is impaired due to heavy rain or snow.
Rthe radar sensor system is outside the operating temperature
range.
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.
The yellowcindicator lamps also light up in the exterior
mirrors.
When the causes stated above no longer apply, the display
message disappears.
Blind Spot Assist or Active Blind Spot Assist is operational again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 188).
XClean the sensors (Ypage 380).
XRestart the engine.
Blind Spot Assist or Active Blind Spot Assist is deactivated while
towing a trailer.
You have established the electrical connection between the trailer
and your vehicle.
XPressvon the steering wheel to confirm the display
message.
Blind Spot AssistBlind Spot Assist
InoperativeInoperativeor
Active Blind SpotActive Blind Spot
Assist InoperativeAssist Inoperative
Blind Spot Assist or Active Blind Spot Assist is defective.
The yellowcindicator lamps also light up in the exterior
mirrors.
XVisit a qualified specialist workshop.
Park AssistPark Assist
CanceledCanceled
The driver's door is open and the driver's seat belt has not been
fastened.
XRepeat the parking process with the seat belt fastened and the
driver's door closed.
You have inadvertently touched the multifunction steering wheel
while steering intervention was active.
XWhile steering intervention is active, make sure that the
multifunction steering wheel is not touched unintentionally.
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Display messagesPossible causes/consequences andPPSolutions
The vehicle has started to skid and ESP®has intervened.
XUse Active Parking Assist again later (Ypage 226).
Park AssistPark Assist
InoperativeInoperative
You have just carried out a large number of turning or parking
maneuvers.
Active Parking Assist will become available again after
approximately ten minutes (Ypage 226).
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSwitch off and restart the engine.
If the display message continues to be displayed:
XVisit a qualified specialist workshop.
PARKTRONIC is defective.
XVisit a qualified specialist workshop.
Park AssistPark Assist
FinishedFinished
The vehicle is parked. A warning tone also sounds.
The display message disappears automatically.
DISTRONIC PLUS OffDISTRONIC PLUS OffDISTRONIC PLUS has been deactivated (Ypage 203).
If it was deactivated automatically, a warning tone also sounds.
DISTRONICDISTRONICPLUSPLUSNowNow
AvailableAvailable
DISTRONIC PLUS is operational again after having been
temporarily unavailable. You can now reactivate DISTRONIC PLUS
(Ypage 203).
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Display messagesPossible causes/consequences andPPSolutions
DISTRONIC PLUSDISTRONIC PLUS
CurrentlyCurrently
Unavailable SeeUnavailable See
Operator's ManualOperator's Manual
DISTRONIC PLUS 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.
A warning tone also sounds.
When the causes stated above no longer apply, the display
message disappears.
DISTRONIC is operational again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 188).
XClean the sensors in the radiator grill and the bumper
(Ypage 380).
XRestart the engine.
DISTRONIC PLUSDISTRONIC PLUS
InoperativeInoperative
DISTRONIC PLUS is defective.
BAS PLUS (Brake Assist PLUS) and PRE-SAFE®Brake may be
inoperative as well.
A warning tone also sounds.
XVisit a qualified specialist workshop.
DISTRONIC PLUSDISTRONIC PLUS
PassivePassive
You have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle.
XRemove your foot from the accelerator pedal.
DISTRONIC PLUSDISTRONIC PLUS
- - - mph- - - mph
An activation condition for DISTRONIC PLUS is not fulfilled.
XCheck the activation conditions for DISTRONIC PLUS
(Ypage 203).
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Display messagesPossible causes/consequences andPPSolutions
Cruise ControlCruise Control
InoperativeInoperative
Cruise control is defective.
XVisit a qualified specialist workshop.
Cruise ControlCruise Control
--- mph--- mph
A condition for activating cruise control has not been fulfilled.
You have tried to store a speed below 20 mph (30 km/h), for
example.
XIf conditions permit, drive faster than 20 mph (30 km/h) and
store the speed.
XCheck the activation conditions for cruise control
(Ypage 201).
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Tires
Display messagesPossible causes/consequences andPPSolutions
Check TireCheck Tire
Pressure SoonPressure Soon
The tire pressure loss warning system has detected a significant
loss in pressure.
A warning tone also sounds.
GWARNING
With tire pressures which are too low, there is a risk of the
following hazards:
Rthey may burst, especially as the load and vehicle speed
increase.
Rthey may wear excessively and/or unevenly, which may greatly
impair tire traction.
Rthe driving characteristics, as well as steering and braking, may
be greatly impaired.
There is a risk of an accident.
XStop the vehicle without making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions as you do so.
XSecure the vehicle against rolling away (Ypage 188).
XCheck the tires and, if necessary, follow the instructions for a
flat tire (Ypage 387).
XCheck the tire pressures and, if necessary, correct the tire
pressure.
XRestart the tire pressure loss warning system when the tire
pressure is correct (Ypage 412).
Check TireCheck Tire
PressurePressure
Then Restart RunThen Restart Run
Flat IndicatorFlat Indicator
The tire pressure loss warning system generated a display
message and has not been restarted since.
XSet the correct tire pressure in all four tires.
XRestart the tire pressure loss warning system (Ypage 412).
Run Flat IndicatorRun Flat Indicator
InoperativeInoperative
The tire pressure loss warning system is faulty.
XVisit a qualified specialist workshop.
RectifyRectify
Tire PressureTire 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.
XCheck the tire pressures at the next opportunity (Ypage 412).
XIf necessary, correct the tire pressure.
XRestart the tire pressure monitor (Ypage 415).
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