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12CauseHow to respondLights up in yellow:Full engine power is no longer available.You can continue your journey, but
moderate your speed and exercise
due caution. Have the engine
checked as soon as possible.Indicator lamp 1 flashes:Engine malfunction under high load. High
engine load will result in damage to the
catalytic converter.You can continue your journey, but
moderate your speed and exercise
due caution. Have the vehicle
checked immediately.Indicator lamp 1 lights up:Engine malfunction with adverse effect on
emissions.You can continue your journey, but
moderate your speed and exercise
due caution. Have the vehicle
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 moderate
speed so that the engine can cool
down. Have the engine checked
without delay if the situation reoc‐
curs.Lights up in red:Battery is no longer being charged. Alter‐
nator malfunction.Switch off all unnecessary electrical
consumers. Have the power supply
system checked without delay.Seite 203Indicator/warning lampsMOBILITY203
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12CauseHow to respondLights up in yellow:The battery charge level is very low, the
battery 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 parking brake is set.Indication in Canadian models
The parking brake is set.Indication in US models
The parking brake is set while driving.Release the parking brake.Indication in Canadian models
The parking brake is set while driving.Release the parking brake.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.Seite 204MOBILITYIndicator/warning lamps204
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12CauseHow to respondIndication 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 journey.
Contact your service center.Indication in Canadian modelsThe vehicle electronics have failed.You cannot continue your journey.
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 de‐
pressed or
Lighting system failed. Low beams/tail
lights and brake lights still operational. All
other lights failed.Depress the brake to restart the en‐
gine.Lights up in yellow:Brake light control failed or
The fuel supply is malfunctioning.You can continue your journey, but
moderate your speed and exercise
due caution. Have the system in
question checked immediately.Seite 205Indicator/warning lampsMOBILITY205
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12CauseHow to respondDrive malfunctioning.You can continue your journey, but
moderate your speed and exercise
due caution. Transmission limp-
home program with reduced accel‐
eration 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 91.Dynamic Traction Control DTC is activated,
refer to page 92.Dynamic Stability Control DSC and Dy‐
namic Traction Control DTC are deacti‐
vated, refer to page 91.Driving stability limited during accel‐
eration and cornering.
Driving style must be readjusted.Dynamic Stability Control DSC and Dy‐
namic Traction Control DTC failed.Driving stability limited during accel‐
eration and cornering.
You can continue your journey, but
moderate your speed and exercise
due caution. Have the system
checked as soon as possible.Indication in US modelsThe driving stability control systems includ‐
ing ABS and the Tire Pressure Monitor dis‐
play have failed, refer to page 91.Reduced braking and driving stabil‐
ity. Drive cautiously and defensively.
Avoid full brake application, opera‐
tion on poor roads, and use of full
throttle and kickdown positions of
the accelerator. Have the system
checked immediately.Seite 206MOBILITYIndicator/warning lamps206
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12CauseHow to respondIndication in Canadian modelsThe driving stability control systems includ‐
ing ABS and the Flat Tire Monitor or the
Tire Pressure Monitor have failed, refer to
page 91.Reduced braking and driving stabil‐
ity. Drive cautiously and defensively.
Avoid full brake application, opera‐
tion on poor roads, and use of full
throttle and kickdown positions of
the accelerator. Have the system
checked immediately.In vehicles with the Flat Tire MonitorLight up in yellow and red:A tire is deflated.Carefully bring the car to a stop. Ad‐
ditional information, refer to
page 84.The Flat Tire Monitor was not initialized.Initialize the Flat Tire Monitor, refer
to page 84.Light up in yellow:Flat Tire Monitor failed. Punctures are not
indicated.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. Ad‐
ditional information, refer to
page 86.In vehicles with the Tire Pressure MonitorLight up in yellow:Tire Pressure Monitor not initialized.Check the inflation pressure and re‐
set the system, refer to page 86.Seite 207Indicator/warning lampsMOBILITY207
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12CauseHow to respondThe small light flashes yellow and then
stays on, the large light 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 light flashes yellow and then
stays on, the large light 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:Transmission limp-home program active
with restricted range of gears, possibly
with reduced acceleration.You can continue your journey, but
moderate your speed and exercise
due caution. Have the system
checked immediately.Gears can be engaged without depressing
the brake.Always depress the brake to engage
a gear.Automatic selector lever locked:Manually unlock the selector lever
lock, refer to page 65.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 65.Seite 208MOBILITYIndicator/warning lamps208
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12CauseHow to respondThe brake signal is malfunctioning: a gear
can be engaged without depressing the
brake.To engage a gear while the vehicle is
at a standstill, always depress 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. Allow the
transmission to cool down. You can
continue your journey, but moderate
your speed and exercise due cau‐
tion. Have the system checked if the
situation reoccurs.Lights up in yellow:The transmission is too hot.Avoid high engine loads. You can
continue your journey, but moderate
your speed and exercise due cau‐
tion.Selector lever position P not engaged. The
vehicle is not secured against rolling.Selector lever position P not engaged. The
ignition cannot be switched off.Engage selector lever position P
when you wish to switch off the igni‐
tion, refer to page 56.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 headlight or front fog light
has failed.Have the lights checked as soon as
possible.A high-beam headlight has failed.Have the high-beam headlights
checked.Seite 209Indicator/warning lampsMOBILITY209
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12CauseHow to respondA rear fog light has failed.Have the rear fog lights checked.The headlight beam throw adjustment has
failed.Have the headlight beam throw ad‐
justment system checked.The Adaptive Light Control has failed.The coolant level is too low.Add coolant immediately, refer to
page 174.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, re‐
fer to page 71.Lights up in yellow:Service is due.Arrange a service appointment.
Check the service requirements, re‐
fer to page 71.No service due.The set speed limit was exceeded.The time and date are no longer correct.Set the time and date, refer to
page 71.Seite 210MOBILITYIndicator/warning lamps210
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