No. 2 Additional Key Registration Procedure (Using The WDS Or Equivalent): Procedure

WARNING: This page is about a different car, the 2004 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

Have one key (key 1) ready for registration.

Fig 1: Identifying Keys For Registration
Courtesy of MAZDA MOTORS CORP.
Using key 1, turn the ignition switch to the ON position.
NOTE:
- Although the security light flashes and DTC 15 is displayed, this does not indicate an improper procedure. Continue to perform the procedure as indicated.
Connect the WDS or equivalent to the DLC-2.
Select "Body/Security/PATS function" from the WDS or equivalent screen menu.
Perform security access as indicated on the WDS or equivalent screen. (See NO.6 SECURITY ACCESS PROCEDURE .)
Select "Program Additional Ignition Key" from the WDS or equivalent screen menu.