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Snow chains
Safety information
WARNING
With the mounting of snow chains on unsuita‐
ble tires, the snow chains can come into con‐
tact with vehicle parts. There is a risk of acci‐
dents or risk of damage to property. Only
mount snow chains on tires that are designated
by their manufacturer as suitable for the use of
snow chains.
WARNING
Insufficiently tight snow chains may damage
tires and vehicle components. There is a risk of
accidents or risk of damage to property. Make
sure that the snow chains are always suffi‐
ciently tight. Re-tighten as needed according to
the snow chain manufacturer's instructions.
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
Use only in pairs on the rear wheels, equipped
with the tires of the following size:
▷ 225/55 R 17.
▷ 245/45 R 18.
▷ 245/40 R 19.
Follow the snow chain manufacturer's instruc‐
tions.
Do not initialize the run-flat tires after mounting
snow chains, as doing so may result in incorrect
readings.
Do not reset the Tire Pressure Monitor TPM af‐
ter mounting snow chains, as doing so may re‐
sult in incorrect readings.
When driving with snow chains, briefly activate
Dynamic Traction Control DTC to optimize the
forward momentum.
Maximum speed with snow
chains
Do not exceed a speed of 30 mph/50 km/h when
using snow chains.
Rear axle steering during
operation with snow chains
General information
In order to guarantee free running of the wheels
when operating with snow chains, rear axle
steering of the integral active steering must be
switched off when snow chains are mounted.
Safety information
WARNING
When rear axle steering is switched on and
snow chains are mounted, there can be contact
between snow chains and the chassis. There is
a risk of accidents or risk of damage to prop‐
erty. With mounted snow chains, switch off the
rear axle steering.
Switching off rear axle steering
The rear axle steering is switched off by specify‐
ing that snow chains are installed.
Via iDrive:
1.
"My Vehicle"
2. "Vehicle settings"
Seite 312
MOBILITY
Wheels and tires
312
Online Edition for Part no. 01402722630 - VI/18
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