Owners Manual

Problem Possible causes/consequences and M Solutions
One or more indicator
lamps in the c
button for the seat
heating are flashing.
Insufficient voltage is available because too many consumers are
switched on.
The seat heating has switched off automatically.
X
Switch off non-essential consumers, e.g. reading lamps, interior
lighting.
The seat heating will automatically switch back on as soon as
there is sufficient voltage.
The indicator lamp in
the z switch for the
windshield heating
and/or the |
switch for the rear
window defroster are
flashing.
Insufficient voltage is available because too many consumers are
switched on.
The windshield heating and/or rear window defroster have
switched off automatically.
X
Switch off non-essential consumers, e.g. reading lamps, interior
lighting.
If sufficient voltage is available again within 30 seconds, the
windshield heating and/or rear window defroster automatically
switch on again. Otherwise, they remain switched off.
Warning tones
G
WARNING
If service work is not carried out correctly, the operating safety of your vehicle may be affected.
This could cause you to lose control of your vehicle and cause an accident. Moreover, the safety
systems may no longer be able to protect you or others as they are designed to do.
Always have service work carried out at a qualified specialist workshop.
Problem Possible causes/consequences and M Solutions
The anti-theft alarm
system is suddenly
triggered.
You opened the vehicle using the key without first deactivating the
anti-theft alarm system.
X
Press the % or & button on the remote control.
or
X
Insert the key into the ignition lock.
The anti-theft alarm system is deactivated.
A warning tone sounds. A message is shown in the display.
X
Observe the information on display messages (Y page 199).
A warning tone sounds. You are driving with the parking brake applied.
X
Release the parking brake (Y page 114).
214
Troubleshooting
Practical advice