Alfa Romeo 159 Owner's Manual page 125

In order to use the system properly, refer to the following table when you have to change wheels/tyres:
Operation
–
Wheel change
with space-saver spare wheel
Wheel change
with snow tyres
Wheel change
with snow tyres
Wheel change
with others of different
size (*)
Wheel cross switching
(front/rear) (**)
(*) Given as an alternative on the owner's manual and to be found in Lineaccessori Alfa Romeo.
(**) Not crossed (tyres shall remain on the same side).
124
Sensor presence
–
NO
NO
YES
YES
YES
Failure Indication Alfa Romeo Authorized
YES
YES
YES
NO
NO
NO
Services operation
Contact Alfa Romeo
Authorized Services
Repair damaged
wheel
Contact Alfa Romeo
Authorized Services
–
–
–