Section 56 (Cruise Control System): General Description: Location
WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
For location, refer to "Electrical Component Location" in the "CRUISE CONTROL (DIAGNOSTICS)" section. Ref. to CRUISE CONTROL (DIAGNOSTICS)>ELECTRICAL COMPONENT LOCATION