User Manual - Page 218

For 2018 BMW X4.

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Correcting the tire inflation pressure
1. Stop at a suitable location.
2. Screw the connection hose of the com‐
pressor directly onto the tire valve stem.
3. Insert the connector into the power socket
inside the vehicle.
4. Correct the tire inflation pressure to
2.5 bar.
Increase pressure: with the ignition
turned on or the engine running, switch
on the compressor.
To reduce the pressure: press the but‐
ton on the compressor.
Continuing the trip
Do not exceed the maximum permissible
speed of 50 mph/80 km/h.
Reinitialize the Flat Tire Monitor.
Reinitialize the Tire Pressure Monitor.
Replace the nonworking tire and the sealant
container of the Mobility System promptly.
Snow chains
Fine-link snow chains
The manufacturer of your vehicle recommends
use of fine-link snow chains. Certain types of
fine-link snow chains have been tested by the
manufacturer of the vehicle and recommended
as road-safe and suitable.
Information regarding suitable snow chains is
available from a dealer’s service center or an‐
other qualified service center or repair shop.
Use
WARNING
With the mounting of snow chains on un‐
suitable tires, the snow chains can come into
contact with vehicle parts. There is a risk of ac‐
cidents or risk of property damage. Only mount
snow chains on tires that are designated by
their manufacturer as suitable for the use of
snow chains.◀
Use only in pairs on the rear wheels, equipped
with the tires of the following size:
205/65 R 17.
225/60 R 17.
245/50 R 18.
245/45 R 19.
Follow the snow chain manufacturer's instruc‐
tions.
Make sure that the snow chains are always
sufficiently tight. Re-tighten as needed ac‐
cording to the snow chain manufacturer's in‐
structions.
Do not initialize the Flat Tire Monitor after
mounting snow chains, as doing so may result
in incorrect readings.
Do not initialize the Tire Pressure Monitor after
mounting snow chains, as doing so may result
in incorrect readings.
When driving with snow chains, briefly activate
Dynamic Traction Control, if needed.
Maximum speed with snow chains
Do not exceed a speed of 30 mph/50 km/h
when using snow chains.
Changing wheels/tires
General information
When using run-flat tires or tire sealants, a tire
does not always need to be changed immedi‐
ately in the event of pressure loss due to a flat
tire.
If needed, the tools for changing wheels are
available as accessories from a dealer’s service
center or another qualified service center or re‐
pair shop.
Seite 218
Mobility Wheels and tires
218
Online Edition for Part no. 01402977904 - II/17
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