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 MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 581 (SECURITY SYSTEM AND LOCKS SYSTEM)IMMOBILIZER SYSTEM COMPONENT REPLACEMENT/KEY ADDITION AND CLEARING [WITH ADVANCED KEYLESS SYSTEM]NO. 3 PCM, AND KEY REPLACEMENT PROCEDURE (CLEARING PREVIOUSLY PROGRAMMED KEY ID NUMBERS, KEY RE-PROGRAM)CONDITION
2008 Mazda 6 s Sport, 4D Hatchback, Standard
No. 3 PCM, and Key Replacement Procedure (Clearing Previously Programmed Key ID Numbers, Key Re-program): Condition
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION Condition
WARNING: This page is about a different car, the 2007 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
- Have two or more keys to be programmed after the key ID number clearing.
CAUTION:
- Before starting Step 1, complete the procedure for PCM replacement.
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.