Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSMAZDA20133 MAZDASPEED, 2.3L ENG VIN 3REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSSECURITY SYSTEM AND LOCKS SYSTEMIMMOBILIZER SYSTEM-RELATED PARTS PROGRAMMING [KEYLESS ENTRY SYSTEM]NO. 2 ADDITIONAL KEY PROGRAMMING PROCEDURE (USING THE M-MDS (IDS))PROCEDURE

2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3

No. 2 Additional Key Programming Procedure (Using the M-MDS (IDS)): Procedure

2013 Mazda 3 Mazdaspeed, 2.3L Eng VIN 3SECTION Procedure

Fig 1: No. 2 Additional Key Programming Procedure Chart (Using M-MDS - IDS)

Step	Procedure		Action after procedure
1	PERFORM ADDITIONAL KEY PROGRAMMING Connect the M-MDS to the DLC-2. (See M-MDS CONNECTING PROCEDURE ) Switch the ignition to ON using key 1. NOTE: Although the security light starts flashing and DTC 15 is displayed after approx. 1 min , this does not indicate an improper procedure. Continue to perform the procedure as indicated. After the vehicle is identified, select the following items from the initialization screen of the IDS. Select "Body". Select "Security". Select "PATS Functions". Then, select an item from the screen menu. item Program Additional Ignition Key. Perform the security access according to the directions on the M-MDS (IDS) screen. NOTE: After executing the above menu, "This operation is successful" is displayed. This indicates that the programming of the key that currently has the ignition switched on is completed. After verifying that the PATS function menu is displayed again on the M-MDS (IDS) screen, switch the ignition off. Remove key 1. Are there other keys to be programmed?	Yes	Change the key and repeat Step 1. NOTE: Additional key programming can be performed using the procedure in No.1 Additional Key Programming Procedure (Using Two Valid Keys).
1		No	Go to the next step.
2	CLOSE THE M-MDS After verifying that the PATS function menu is displayed again on the M-MDS (IDS) screen, select "Finish (this menu)". Switch the ignition to off.		Go to the next step.
3	VERIFY THAT ANY KEY IS PROGRAMMED Verify that the engine can be started with the programmed key. NOTE: When verifying that the engine starts, wait at least 5 s or more before starting the engine using the next key.		Procedure is completed

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.