Inspect The Specified Position

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.

Measure the clearance (a) between the end of the stop light switch assembly and the stopper.
CAUTION:
Be careful not to rotate the stop light switch assembly.

Specification:

2.1 mm (0.08 in)

Courtesy of SUBARU OF AMERICA, INC.
Adjust the position of the stop light switch assembly if the inspection result is not within the standard value. Ref. to BRAKE>STOP LIGHT SWITCH>ADJUSTMENT>CLEARANCE ADJUSTMENT .
If the stop light switch assembly does not operate properly or it is not secured at the specified position after adjustment, replace the stop light switch assembly.