Clearing Card Key

2009 Mazda CX-9 FWD V6-3.7LSECTION Clearing Card Key



CLEARING CARD KEY [ADVANCED KEYLESS SYSTEM]

1. Fully lower the driver-side door glass.

2. Connect the M-MDS to the DLC-2.






3. Pull out the M-MDS cable from the door glass opening and set the M-MDS outside the vehicle.

CAUTION:
- Protect the cable and body contact area with a clean rag, otherwise they could be damaged.

4. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.

- When using the IDS (laptop PC)

- Select "Body".
- Select "Security".
- When using the PDS (Pocket PC)

- Select "Programming".

5. Then, select items from the screen menu in the following order.

- Select "PATS Functions".
- Select "Card Key Code Erase and Program".

6. Security access begins and the M-MDS displays the "OUT-CODE".
NOTE:
- When "OUT-CODE" is first displayed, turning the ignition switch from the LOCK to the ON position 5 times will change the "OUT-CODE".

7. Input the "IN-CODE" that corresponds to the "OUT-CODE" displayed in the M-MDS screen.

8. Select "CARD KEY CLEARING" from the M-MDS screen menu.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

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

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