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.
2009 Mazda 6 V6-3.7LFACTORY OEM SERVICE PROCEDURE
On-Board Diagnostic System DTC Inspection [AW6A-EL]
ON-BOARD DIAGNOSTIC SYSTEM DTC INSPECTION [AW6A-EL]
Reading DTCs Procedure
1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
- When using the IDS (laptop PC)
- Select "Self Test".
- Select "Modules".
- Select "TCM".
- When using the PDS (Pocket PC)
- Select "Module Tests".
- Select "TCM".
- Select "Self Test".
3. Verify the DTC according to the directions on the M-MDS screen.
Clearing DTCs Procedure
1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
- When using the IDS (laptop PC)
- Select "Self Test".
- Select "Modules".
- Select "TCM".
- When using the PDS (Pocket PC)
- Select "Module Tests".
- Select "TCM".
- Select "Self Test".
3. Verify the DTC according to the directions on the M-MDS screen.
4. Press the clear button on the DTC screen to clear the DTC.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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