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If the vehicle has not moved again for at least
2 hours after a trip.
1.
Determine, refer to page 226, the intended
tire inflation pressure levels for the mounted
tires.
2.
Check the tire inflation pressure in all four
tires, using a pressure gage, for example.
3.
Correct the tire inflation pressure if the cur‐
rent tire inflation pressure value deviates from
the specified value.
4.
Check whether all valve caps are screwed
onto the tire valves.
After correcting the tire inflation pressure
For run-flat tires: reinitialize run-flat tires.
For the Tire Pressure Monitor TPM: reset the
Tire Pressure Monitor TPM.
Tire fill pressures
To achieve optimum driving comfort, note the
pressure specifications in the Tire inflation pres‐
sure table, refer to page 227, and adjust as
needed.
These pressure values can also be found on the
tire inflation pressure label on the driver's side on
the rear door.
Do not exceed a speed of 100 mph/160 km/h.
Online Edition for Part no. 01402989267 - II/18
Wheels and tires
Tire inflation pressure values
i3 without Range Extender
Tire size
Specifications in
bar/PSI with cold
tires
155/70 R 19 84 Q
M+S A/S Std
155/70 R 19 88 Q
M+S XL Std
155/70 R 19 84 Q
Std
Front: 155/70 R
19 84 Q M+S A/S
Std
Rear: 175/60 R
19 86 Q M+S A/S
Std
Front: 155/60 R
20 80 Q Std
Rear: 175/55 R
20 89 Q XL Std
i3 with Range Extender
Tire size
Specifications in
bar/PSI with cold
tires
155/70 R 19 88
Q M+S XL Std
MOBILITY
Pressure specifications in
bar/PSI
2.3 / 33
2.8 / 41
2.3 / 33
-
-
2.8 / 41
2.3 / 33
-
-
2.8 / 41
Pressure specifications in
bar/PSI
2.3 / 33
2.8 / 41
227
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