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 MANUALSMAZDA20103 L4-2.5LREPAIR AND DIAGNOSISBODY AND FRAMESEATSSERVICE AND REPAIRREMOVAL AND REPLACEMENT
2010 Mazda 3 L4-2.5L
Removal and Replacement
2010 Mazda 3 L4-2.5LSECTION Removal and Replacement
FRONT SEAT REMOVAL/INSTALLATION
WARNING:
- Handling a front seat (with built-in side air bag) improperly can accidentally operate (deploy) the air bag, which may seriously injure you. Read the service warnings before handling a front seat (with built-in side air bag). Air Bag System Service Warnings
CAUTION:
- After removing a front seat, do not operate the slider lever. If the slider lever is operated, the left and right slide positions will deviate, and the slide adjuster may be damaged after the front seat is installed.
- Verify that there are no malfunctions in the sliding mechanism after installing a front seat.
- When performing the procedure with a front seat removed from the vehicle, perform the procedure on a clean rag so as not to damage or soil the seat.
NOTE:
- When removing the front seat out of the vehicle or putting it back in, it can be performed smoothly by removing the headrest.
Driver-side
Vehicles without power seat system
1. Switch the ignition to off.
2. Remove the battery cover. Removal and Replacement
3. Disconnect the negative battery cable and wait 1 min or more.
4. Detach hook A while pulling the adjuster cover No.1 and No.2 in the direction of the arrow (1), and remove it in the direction of arrow (2) shown in the figure.
5. Detach hook B while pulling the adjuster cover No.3 in the direction of the arrow (3), (4) and remove it in the direction of arrow (5) shown in the figure.
6. Pull up the adjuster cover No.4 in the direction of arrow (6) shown in the figure, while remove the hook C.
7. Remove the front cover.(Vehicles with power seat system) Front Seat Cover Removal/Installation - Vehicles With Power Seat System
8. Disconnect the connector.
9. Remove the bolts, then remove the front seat.
10. Install in the reverse order of removal.
Vehicles with power seat system
1. Switch the ignition to off.
2. Remove the battery cover. Removal and Replacement
3. Disconnect the negative battery cable and wait 1 min or more.
4. Detach hook A while pulling the adjuster cover No.1 and No.2 in the direction of the arrow (1), and remove it in the direction of arrow (2) shown in the figure.
5. Detach hook B while pulling the adjuster cover No.3 in the direction of the arrow (3), (4) and remove it in the direction of arrow (5) shown in the figure.
6. Pull up the adjuster cover No.4 in the direction of arrow (6) shown in the figure, while remove the hook C.
7. Remove the front cover.(Vehicles with power seat system) Front Seat Cover Removal/Installation - Vehicles With Power Seat System
8. Remove the bolts, then remove the front seat.
9. Disconnect the connector.
10. Install in the reverse order of removal.
Passenger-side
1. Switch the ignition to off.
2. Remove the battery cover. Removal and Replacement
3. Disconnect the negative battery cable and wait 1 min or more.
4. Remove the belt anchor cover. Front Seat Belt Removal/Installation
5. Remove the lower anchor of the front seat belt installation bolt. Front Seat Belt Removal/Installation
6. Detach hook A and B while pulling the adjuster cover No.1 in the direction of the arrow (1), (2) and remove it in the direction of arrow (3) shown in the figure.
7. Detach hook C while pulling the adjuster cover No.3 in the direction of the arrow (4) and remove it in the direction of arrow (5) shown in the figure, while remove the tab D, F and hook E.
8. Detach hook G and H while pulling the adjuster cover No.4 in the direction of the arrow (6), (7) and remove it in the direction of arrow (8) shown in the figure, while remove the tab I and J.
CAUTION:
- When pulling the adjuster cover No.4, be careful not to damage the hooks and tabs.
9. Disconnect the connector.
10. Remove the bolts, then remove the front seat.
11. Install in the reverse order of removal.
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.