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.
2011 Mazda 3 L4-2.5LFACTORY OEM SERVICE PROCEDURE
Power Seat Control Module: Service and Repair
POWER SEAT CONTROL MODULE 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.
- When the passenger's seat is removed, perform the seat weight sensor inspection using the M-MDS after installing the passenger's seat. Component Tests and General Diagnostics
- When the passenger's seat is replaced with a new one, perform the seat weight sensor calibration using the M-MDS. Programming and Relearning
1. Operate the power seat switch and move the seat cushion forward and upward.
2. Turn the ignition switch to the LOCK position.
3. Disconnect the negative battery cable and wait 1 min or more.
4. Remove the driver-side front seat. Removal and Replacement
5. Remove in the order indicated in the table.
6. Install in the reverse order of removal.
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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