Mercedes-Benz CLA 2020 Operator's Manual page 456

454 Wheels and tires
Requirements:
Comply with the manufacturer's safety notes
R
on the sticker of the emergency spare wheel
and on the tire inflation compressor.
Remove the tire inflation compressor from
R
the stowage well under the trunk floor
( page 403).
/
Remove sticker 1 from the tire inflation
#
compressor housing and affix it to the instru‐
ment cluster within the driver's field of
vision.
Pull filler hose 2 and plug 4 out of the tire
#
inflation compressor housing.
Insert plug 8 of filler hose 2
#
on the tire inflation compressor and then
turn it until plug 8 engages.
Unscrew the cap from the valve on the emer‐
#
gency spare wheel.
Screw union nut 3 of filler hose
#
valve.
Make sure on and off switch 5
#
inflation compressor is set to 0.
Insert plug 4 in a socket in your vehicle.
#
12 V socket ( page 108).
/
R
Observe the notes on sockets (
R
Turn the SmartKey to position 1 in the igni‐
#
tion lock.
Press on and off switch
#
tion compressor to I.
The tire inflation compressor is switched on.
The tire is inflated. The tire pressure is
shown on pressure gauge 6.
Pump the tire to the specified tire pressure.
#
The specified tire pressure is stated on the
label of the emergency spare wheel.
When the specified tire pressure has been
in the socket #
reached, press on and off switch
tire inflation compressor to 0.
The tire inflation compressor is switched off.
Turn the SmartKey to position g in the igni‐
#
tion lock.
2 onto the
If the tire pressure is higher than the speci‐
#
fied pressure, press pressure release valve
of the tire
button 7 until the correct tire pressure has
been reached.
Unscrew union nut
#
the valve.
page 108).
/
5 on the tire infla‐
5 on the
3 of filler hose 2 from