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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSMAZDA2009CX-9 FWD V6-3.7LREPAIR AND DIAGNOSISBODY AND FRAMELOCKSKEYLESS ENTRYTESTING AND INSPECTIONPROGRAMMING AND RELEARNINGCLEARING CARD KEY
2009 Mazda CX-9 FWD V6-3.7L
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.