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Home >> Mazda >> 2008 >> MX-5 Miata L4-2.0L >> Repair and Diagnosis >> Body and Frame >> Locks >> Keyless Entry >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Security and Locks [Keyless Entry System] >> No.3 Key Replacement Procedure (Clearing Previously Registered Key ID Numbers, Key Re-Registration)
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No.3 Key Replacement Procedure (Clearing Previously Registered Key ID Numbers, Key Re-Registration)

No.3 Key Replacement Procedure (Clearing Previously Registered Key ID Numbers, Key Re-registration) Procedure






1. Have two or more keys (key 1, key 2) ready for registration after the clearing the key ID numbers.
2. 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.

3. Connect the M-MDS to the DLC-2.
4. Select "Body/Security/PATS function" from the M-MDS screen menu.
5. Perform security access as indicated on the M-MDS screen. (See No.6 Security Access Procedure.) No.6 Security Access Procedure
6. Select "Ignition Key Code Erase and Program" from the M-MDS screen menu and perform the tasks according to the M-MDS screen.
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