Mazda RX-8 Workshop Manual page 2328

11. Remove the brake switch. (See
12. Install the new brake switch. (See
CAUTION:
Do not connect the brake switch connector until the interlock cable adjustment
is completed.
13. Install the lock unit to the bracket. (See
14. Rotate the slider pin to release the lock, and verify that it slides freely.
15. Verify that the slider pin contacts the brake pedal stopper rubber and rotate the slider pin to
lock.
16. Install the interlock cable end to the interlock link on the selector lever.
17. Fit the interlock cable in the U-groove in the selector lever base plate and install the clip.
BRAKE PEDAL REMOVAL/INSTALLATION.)
BRAKE PEDAL REMOVAL/INSTALLATION.)
SELECTOR LEVER REMOVAL/INSTALLATION.)