Page 577 of 705
576 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
Parking brake
See Oper. Manual
The red indicator lamp for the electric park-
ing brake is either on or off and the yellow
warning lamp for the electric parking brake
comes on.
The electric parking brake is malfunction-
ing.
To release:
Pull handle of electric parking brake
(page 364).
or
Drive off carefully (
page 364).
Visit an authorized Mercedes-Benz Center as
soon as possible.
or
Release electric parking brake mechanically
(page 616).
Visit an authorized Mercedes-Benz Center as
soon as possible.
To engage:
Switch off ignition and press handle for elec-
tric parking brake until the warning message
on the multifunction display disappears.
(USA only)(Canada only)
Page 578 of 705
577 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
Parking brake
See Oper. Manual
The red indicator lamp for the electric park-
ing brake flashes.
The power supply for the electric parking
brake was malfunctioning or the electric
parking brake was previously mechanically
released.
Pull handle for electric parking brake
(page 364).
or
Carefully drive off (
page 364).
or
Press handle for electric parking brake until
the warning message disappears from the
multifunction display.
(USA only)(Canada only)
Page 579 of 705
578 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
Parking brake
See Oper. Manual
The red indicator lamp for the electric park-
ing brake flashes and the yellow warning
lamp for the electric parking brake lights
up.
The electric parking brake is malfunction-
ing.
Switch ignition off and back on again, and en-
gage or release electric parking brake
(page 364).
or
Carefully drive off (
page 364).
Visit an authorized Mercedes-Benz Center as
soon as possible.
or
Release electric parking brake mechanically
(page 616).
Visit an authorized Mercedes-Benz Center as
soon as possible.
(USA only)(Canada only)
Page 580 of 705

579 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
Parking brake
See Oper. Manual
When you engage or release the electric
parking brake, the red indicator lamp for
the electric parking brake flashes for
approx.10 seconds. Afterward, it goes out
or lights up continuously. The yellow warn-
ing lamp for the electric parking brake lights
up.
The electric parking brake is malfunctioning
or overheated for example due to over- or
undervoltage.
Carefully drive off (
page 364).
Visit an authorized Mercedes-Benz Center as
soon as possible.
In the event of overvoltage or undervoltage:
Remove the cause of the overvoltage or und-
ervoltage, e.g. charge the battery or restart
the engine.
Switch ignition off and back on again, and en-
gage or release electric parking brake
(page 364).
If the electric parking brake still cannot be re-
leased:
Release electric parking brake mechanically
(page 616).
Visit an authorized Mercedes-Benz Center as
soon as possible.
(Continued on next page)
(USA only)(Canada only)
Page 581 of 705
580 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
Parking brake
See Oper. Manual
If overheated:
Let vehicle cool down, and do not engage
electric parking brake during this time.
or
Switch ignition off and back on again, and en-
gage or release electric parking brake.
(USA only)(Canada only)
Parking brake
inoperative
When you engage or release the electric
parking brake, the red indicator lamp for
the electric parking brake flashes and goes
out after approx. 10 seconds. The yellow
warning lamp for the electric parking brake
lights up.
The electric parking brake is malfunction-
ing.
Switch ignition off and back on again, and en-
gage electric parking brake (
page 364).
If the electric parking brake cannot be engaged:
Shift the automatic transmission to P
(page 367).
Protect vehicle from rolling away while
parked by using a chock from the vehicle tool
kit (
page 613).
Visit an authorized Mercedes-Benz Center as
soon as possible.
Page 582 of 705

581 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
Please release
parking brake
The red indicator lamp for the electric park-
ing brake flashes and you also hear a warn-
ing tone.
You are driving with the electric parking
brake activated, or you are carrying out an
emergency brake application with the elec-
tric parking brake (
page 364).
Release electric parking brake.
or
Carefully drive off (
page 364).
or
Release the handle for electric parking brake.
(USA only)(Canada only)
Please release
parking brake
The red indicator lamp for the electric park-
ing brake flashes and the yellow warning
lamp for the electric parking brake comes
on. You also hear a warning tone.
The electric parking brake is malfunction-
ing; braking action is restricted.
While driving:
Release the handle for electric parking brake.
While at a standstill:
Switch off ignition and press handle for elec-
tric parking brake until the warning message
disappears from the multifunction display.
Page 583 of 705
582 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
Turn on the ignition
to release the
parking brake
The yellow indicator lamp for the electric
parking brake comes on.
You have tried to release the electric park-
ing brake, but the ignition was not switched
on.
Switch on the ignition (
page 315).
(USA only)(Canada only)
Inoperative
See Oper. Manual
ESP
® as well as PRE-SAFE
® are switched off
due to a malfunction. In addition, the v
warning lamp in the instrument cluster
comes on.
The ABS is still operational.
Continue driving with added caution.
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
Failure to follow these instructions increases the
risk of an accident.
Page 584 of 705
583 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
Inoperative
See Oper. Manual
S 600 only:
ESP
® a s w e l l a s P R E - S A F E
® are switched off
due to a malfunction. In addition, the v
and ; (USA only) or 3(Canada only)
warning lamps come on in the instrument
cluster.
Brake force assistance is impaired and is
sustained through an electric substitute
function as long as the engine is running.
The brake system continues to function
normally. You will feel a pulsating effect at
the brake pedal while braking.
Continue driving with added caution.
Have the system checked at an authorized
Mercedes-Benz Center as soon as possible.
Failure to follow these instructions increases the
risk of an accident.