No.4 Changing the Method for Registering Additional Keys: Procedure

Using any key, turn the ignition switch to the ON position. (Either a valid or an unregistered key can be used.)
NOTE:
- When using an unregistered key, 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 M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
- When using the IDS (laptop PC)
  1. Select the "Body".
  2. Select the "Security".
  3. Select the "PATS Functions".
- When using the PDS (Pocket PC)
  1. Select the "Programming".
  2. Select the "PATS Functions".
Then, select an item from the screen menu. "Customer Spare Key Programming Enable" or "Customer Spare Key Programming Disable".
Perform the procedure according to the directions on the screen.
Perform security access as indicated on the M-MDS screen. (See NO.6 SECURITY ACCESS PROCEDURE .)

Select either "Customer Spare Key Programming Enable" or "Customer Spare Key Programming Disable" from the M-MDS screen menu. Depending on the selected menu, the additional key registration method is as shown below:

Fig 1: View Of DLC-2 Connector

Courtesy of MAZDA MOTORS CORP.

ADDITIONAL KEY REGISTRATION METHOD

Setting	Additional key registration method
Setting	Procedure using two valid keys	Procedure using the M-MDS
Customer spare key programming enable	X	X
Customer spare key programming disable	-	X
x : Procedure is possible
- : Procedure is not possible

After verifying that the PATS function menu is displayed again on the M-MDS screen, select "Exit" to complete the M-MDS function.
After Step 9, wait 10 s or more and then turn the ignition switch to the LOCK position.