Mercedes-Benz A-Class 2020 Operator's Manual page 329

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.
#
Cigarette lighter socket:
R
12 V socket: ( page 107)
/
R
Observe the notes on the cigarette lighter:
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.
in the socket
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.
2 onto the
When the specified tire pressure has been
#
reached, press on and off switch
of the tire
tire inflation compressor to 0.
The tire inflation compressor is switched off.
Turn the SmartKey to position g in the igni‐
#
tion lock.
If the tire pressure is higher than the speci‐
#
fied pressure, press pressure release valve
button 7 until the correct tire pressure has
page 107)
/
been reached.
Unscrew union nut
#
the valve.
Screw the valve cap of the emergency spare
#
wheel onto the valve again.
5 on the tire infla‐ Stow filler hose
#
section of the compressor housing.
Stow the tire inflation compressor in the
#
vehicle.
5 on the
3 of filler hose 2 from
Wheels and tires 327
2 and plug 4 in the lower