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12CauseHow to respondLights up in yellow:The engine will start the next time the Start/
Stop button is touched, possibly without the
brake or clutch being depressedThe remote control is malfunctioning or, in
cars with Comfort Access, was not detected.The engine cannot be started.
Have the remote control checked,
if necessary.The battery in the remote control is dis‐
charged.Use the remote control for a lon‐
ger journey or, in cars with Com‐
fort Access, replace the battery.The belt tensioners and/or airbag system has
failed.Have the system checked imme‐
diately.
Fasten the safety belts anyway.Steering assistance has failed.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Markedly dif‐
ferent steering response. Have
the system checked as soon as
possible.Lights up in red:Engine malfunctionStop the car and switch off the
engine. You cannot continue your
journey. Contact your service cen‐
ter.Lights up in yellow:Full engine power is no longer available.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the en‐
gine checked as soon as possible.Indicator lamp 1 flashes:Engine malfunction under high load. High en‐
gine load will result in damage to the catalytic
converter.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the vehi‐
cle checked immediately.Seite 185Indicator/warning lampsMobility185
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12CauseHow to respondIndicator lamp 1 lights up:Engine malfunction with adverse effect on
emissions.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the vehi‐
cle checked as soon as possible.Lights up in red:The engine is overheating.Carefully bring the car to a stop,
switch off the engine and allow it
to cool down. Do not open the
hood; otherwise, there would be
a risk of injury due to scalding.
Contact your service center.Lights up in yellow:The engine is too hot.Continue driving at more moder‐
ate speed so that the engine can
cool down. Have the engine
checked without delay if the sit‐
uation reoccurs.Lights up in red:Battery is no longer being charged. Alternator
malfunction.Switch off all unnecessary electri‐
cal consumers. Have the power
supply system checked without
delay.Lights up in yellow:The battery charge level is very low, the bat‐
tery is old or is not securely connected.Charge the battery by taking a
long drive or using an external
charger. If necessary, switch off
automatic power consumers.
Have the battery checked as soon
as possible.Indication in US models
The handbrake is set.Indication in Canadian models
The handbrake is set.Seite 186MobilityIndicator/warning lamps186
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12CauseHow to respondIndication in US models
The handbrake is set while driving.Release the handbrake.Indication in Canadian models
The handbrake is set while driving.Release the handbrake.Indication in US modelsLights up in red:
The brake fluid level is too low.Reduced braking effect, stop the
car carefully. Contact the nearest
service center.Indication in Canadian modelsLights up in red:
The brake fluid level is too low.Reduced braking effect, stop the
car carefully. Contact the nearest
service center.Indication in US models.Brake pads worn.Have the condition of the brake
pads checked without delay.Indication in Canadian modelsBrake pads worn.Have the condition of the brake
pads checked without delay.Indication in US modelsThe vehicle electronics have failed.You cannot continue your jour‐
ney. Contact your service center.Seite 187Indicator/warning lampsMobility187
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12CauseHow to respondIndication in Canadian modelsThe vehicle electronics have failed.You cannot continue your jour‐
ney. Contact your service center.Lights up in red:Have the system in question
checked immediately.The starter has failed orThe engine cannot be restarted.Ignition malfunctioning. The engine can only
be restarted when the brake is depressed or
Lighting system failed. Low beams/tail lamps
and brake lights still operational. All other
lamps failed.Depress the brake to restart the
engine.Lights up in yellow:Brake light control failed or
The fuel supply is malfunctioning.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the sys‐
tem in question checked immedi‐
ately.Drive malfunctioning.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Transmission
limp-home program with reduced
acceleration is active. Have the
system checked immediately.Flashing:
Dynamic Stability Control DSC or Dynamic
Traction Control DTC is controlling drive and
braking forces, refer to page 76.Dynamic Traction Control DTC is activated, re‐
fer to page 77.Dynamic Stability Control DSC and Dynamic
Traction Control DTC are deactivated, refer to
page 76.Driving stability limited during ac‐
celeration and cornering.
Driving style must be readjusted.Seite 188MobilityIndicator/warning lamps188
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12CauseHow to respondDynamic Stability Control DSC and Dynamic
Traction Control DTC failed.Driving stability limited during ac‐
celeration and cornering.
You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the sys‐
tem checked as soon as possible.Indication in US modelsThe driving stability control systems including
ABS and the Tire Pressure Monitor display
have failed, refer to page 76.Reduced braking and driving sta‐
bility. Drive cautiously and defen‐
sively. Avoid full brake applica‐
tion, operation on poor roads,
and use of the full throttle and
kickdown positions of the acceler‐
ator. Have the system checked
immediately.Indication in Canadian modelsThe driving stability control systems including
ABS and the Flat Tire Monitor or the Tire Pres‐
sure Monitor have failed, refer to page 76.Reduced braking and driving sta‐
bility. Drive cautiously and defen‐
sively. Avoid full brake applica‐
tion, operation on poor roads,
and use of full throttle and kick‐
down positions of the accelerator.
Have the system checked imme‐
diately.In vehicles with the Flat Tire MonitorLight up in yellow and red:A tire is deflated.Carefully bring the car to a stop.
Additional information, refer to
page 69.Seite 189Indicator/warning lampsMobility189
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12CauseHow to respondThe Flat Tire Monitor was not initialized.Initialize the Flat Tire Monitor, re‐
fer to page 69.Light up in yellow:Flat Tire Monitor failed. Punctures are not in‐
dicated.Have the system checked.In vehicles with the Tire Pressure MonitorLight up in yellow and red:There is a flat tire or substantial loss of tire
pressure.Carefully bring the car to a stop.
Additional information, refer to
page 72.In vehicles with the Tire Pressure MonitorLight up in yellow:Tire Pressure Monitor not initialized.Check the inflation pressure and
reset the system, refer to
page 72.The small lamp flashes yellow and then stays
on, the large lamp lights up in yellow:Tire Pressure Monitor failed. Punctures are
not indicated.Have the system checked.A wheel without TPM electronics is mounted.Have the system checked.TPM is temporarily malfunctioning due to
other systems or devices using the same
radio frequency.In vehicles with the Tire Pressure MonitorThe small lamp flashes yellow and then stays
on, the large lamp lights up in yellow:Tire Pressure Monitor failed. Punctures are
not indicated.Have the system checked.A wheel without TPM electronics is mounted.Have the system checked.Lights up in red:Seite 190MobilityIndicator/warning lamps190
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12CauseHow to respondTransmission limp-home program active with
restricted range of gears, possibly with re‐
duced acceleration.You can continue your journey,
but moderate your speed and ex‐
ercise due caution. Have the sys‐
tem checked immediately.Gears can be engaged without depressing the
brake.Always depress the brake to en‐
gage a gear.Automatic selector lever locked:Manually unlock the selector lever
lock, refer to page 53.Lights up in yellow:Have the system checked as soon
as possible.Automatic selector lever locked:
The selector lever is locked in position P with
the engine running or the ignition switched
on and the brake depressed orManually unlock the selector lever
lock, refer to page 53.The brake signal is malfunctioning: a gear can
be engaged without depressing the brake.To engage a gear while the vehi‐
cle is at a standstill, always de‐
press the brake. Before leaving
the vehicle, move the selector
lever to position P and switch off
the engine.Lights up in red:The transmission is overheating.Bring the car to a stop and move
the selector lever to position P. Al‐
low the transmission to cool
down. You can continue your
journey, but moderate your speed
and exercise due caution. Have
the system checked if the situa‐
tion reoccurs.Lights up in yellow:The transmission is too hot.Avoid high engine loads. You can
continue your journey, but mod‐
erate your speed and exercise
due caution.Selector lever position P not engaged. The ve‐
hicle is not secured against rolling.Seite 191Indicator/warning lampsMobility191
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12CauseHow to respondSelector lever position P not engaged. The ig‐
nition cannot be switched off.Engage selector lever position P
when you wish to switch off the
ignition, refer to page 44.The cruise control system has failed.Have the system checked.The Park Distance Control has failed.Have the system checked.A bulb of the exterior lighting system has
failed.Have the exterior lighting
checked as soon as possible.A low-beam headlamp or front fog lamp has
failed.Have the lights checked as soon
as possible.A high-beam headlamp has failed.Have the high-beam headlamps
checked.A rear fog lamp has failed.Have the rear fog lamps checked.The headlamp beam throw adjustment has
failed.Have the headlamp beam throw
adjustment system checked.The Adaptive Light Control has failed.The coolant level is too low.Add coolant immediately, refer to
page 159.The engine oil pressure is too low.Stop immediately and switch off
the engine. You cannot continue
your journey. Contact your service
center.Lights up in red:The service appointment is overdue.Arrange a service appointment.
Check the service requirements,
refer to page 59.Lights up in yellow:Seite 192MobilityIndicator/warning lamps192
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