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.
2014 Mazda 3 SV, Automatic TransFACTORY OEM SERVICE PROCEDURE
Fuse Block Removal/Installation: Installation
- Move the flathead screwdriver in the direction of the arrow (1) shown in the figure, and pull the wiring harness in the direction of the arrow (2) while pressing the stopper to detach the fuse terminal from the stopper.
- Relocate all fuse terminals to the new fuse block.CAUTION:
- If terminals are installed incorrectly, it could damage electrical accessories and burn wiring harnesses. When relocating terminals after replacing the fuse block, line up the fuse blocks of old and news parts and always verify each of the wiring harnesses in the wiring diagram so that the installation positions are correct.
- A terminal disconnection could cause electronic components and the system to not operate normally due to poor contact. After terminal relocation, lightly pull the wiring harnesses to verify that they cannot be pulled out.
Factory Service Tools
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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.