Subaru BRZ 2018 Owner's Manual page 471

WARNING
■ When the compact spare tire is attached (vehicles with a compact
spare tire)
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
● ABS & brake assist
● Vehicle stability control (VSC)
● TRAC
● Electric power steering
● Navigation system (if equipped)
● Cruise control
5-2. Steps to take in an emergency
5
469