Volkswagen Golf GTI 2016 Owner's Manual page 612

as possible → Tire inflation pressure .
Check the tire inflation pressure of the spare or
compact spare whenever you check the tire
pressure of the road wheels, at least once a
month. Inflate a spare wheel to the cold tire
pressure specified for the vehicle's road wheels
on the tire pressure label; inflate a compact
spare wheel to the cold tire pressure specified
for the compact spare on the tire pressure label
or on a separate label for the compact spare, if
there is one.
WARNING
Improper use of a spare wheel or a compact
spare wheel can cause loss of vehicle control,
a crash or other accident, and serious