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.
2012 Mazda 3 L4-2.5LFACTORY OEM SERVICE PROCEDURE
Ignition Switch: Testing and Inspection
IGNITION SWITCH INSPECTION [WITHOUT ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]
1. Disconnect the negative battery cable. Removal and Replacement Removal and Replacement Removal and Replacement
2. Remove the column cover. Service and Repair
3. Remove the ignition switch. Service and Repair
4. Verify that the continuity between the ignition switch terminals is as indicated in the table.
- If not as indicated in the table, replace the ignition switch.
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.