Problem Possible causes/consequences and MM Solutions
þ
The yellow
drive diagnos-
tics indicator
lamp comes on
while driving.
There may be a malfunction in the drive system.
X
Have the vehicle checked at an authorized electric drive
smart center immediately.
þ
The red drive
diagnostics
warning lamp
comes on while
driving.
There may be a malfunction in the drive system.
X
Stop the vehicle immediately in a safe location.
X
Do not continue to drive.
X
Switch off the drive system.
X
Engage the parking brake when leaving the vehicle.
X
Contact Roadside Assistance or an authorized electric drive
smart center.
Tire Pressure Monitoring System (TPMS)*
Problem Possible causes/consequences and MM Solutions
h
The yellow com-
bination low
tire pressure/
TPMS malfunc-
tion telltale
illuminates
continuously.
The TPMS detects a loss of pressure in at least one tire.
X
Carefully bring the vehicle to a halt, avoiding abrupt steer-
ing and braking maneuvers. Observe the traffic situation
around you.
X
Check and correct tire inflation pressure as required
(Y page 129).
If the tire inflation pressure in the respective tire(s) has
(have) been corrected, the combination low tire pressure/TPMS
malfunction telltale goes out after a few minutes of driving.
See also “Restarting the TPMS” (Y page 132).
h
The combina-
tion low tire
pressure/TPMS
malfunction
telltale flashes
60 seconds and
then stays illu-
minated.
There is a malfunction in the TPMS.
X
Have the TPMS checked at an authorized electric drive smart
center.
After the malfunction has been remedied the combination low
tire pressure/TPMS malfunction telltale goes out after a few
minutes of driving.
G
WARNING
Each tire should be checked monthly when cold and inflated to the inflation pressure rec-
ommended by the vehicle manufacturer on the Tire and Loading Information placard. If your
vehicle has tires of a different size than the size indicated on the Tire and Loading Infor-
mation placard, you should determine the proper tire inflation pressure for those tires.
What to do if ...
173
>> Practical hints.
* optional
Z
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