Mazda MX-5 Miata Sport 2007 Manual page 182

2007 ACCESSORIES & BODY, CAB Security and Locks (Advanced Keyless System) - MX-5 Miata
Key Programming Procedure (Using Two Valid Keys)" setting.
This procedure is possible when the vehicle is new, and when replacing

the keyless unit with a new one.
If "No.1 Additional Key Programming Procedure (Using Two Valid Keys)"

is set to disable, the additional key programming can be only performed
using the M-MDS preventing the forging of a spare key by using two keys
that can start the engine. This function is for use by rental car agencies or
other companies with vehicle fleets.
Procedure
1. Using the key, turn the ignition switch to the ON position. (The key can be either the valid key or an
unprogrammed key)
NOTE:
2. Connect the M-MDS to the DLC-2.
3. Select "BODY/SECURITY/PATS functions" from the M-MDS screen menu.
4. Select "Customer spare key programming enable" or "Customer spare key programming disable" from
the M-MDS screen menu. The key additional programming procedure is as follows according to the
selected menu:
ADDITIONAL KEY PROGRAMMING PROCEDURE
Setting
Customer spare key programming enable
Customer spare key programming disable
-: Available
x: Unavailable
5. Perform the security access according to the directions on the M-MDS screen. (See SECURITY
ACCESS PROCEDURE[ADVANCED KEYLESS SYSTEM].)
6. After verifying that the PATS function menu is displayed again on the M-MDS screen, select "Exit (From
This Menu)" to finish the M-MDS procedure.
7. After Step 6, wait 5 s or more and then turn the ignition switch to the LOCK position.
NO.5 RESETTING PROCEDURE FOR THE IMMOBILIZER SYSTEM WHEN REPLACING THE
RELATED PARTS (PCM, KEYLESS CONTROL MODULE, INSTRUMENT CLUSTER, OR
STEERING LOCK UNIT)
Condition
2007 Mazda MX-5 Miata Sport
Although the security light flashes and DTC 15 is displayed when an

unprogrammed key is used, this does not indicate an improper
procedure. Continue to perform the procedure as indicated.
Method using two valid keys Method using the M-MDS
Additional key programming procedure
-
x
-
-