Front Seat Up-Down Motor Replacement

Front Seat Up-Down Motor Replacement

Front Up-Down Motor

NOTE: Put on gloves to protect your hands.

1. Remove the driver's seat Front Seat Removal / Installation.

2. Remove the seat cushion cover/pad Front Seat Cushion Cover Replacement.

3. Remove the front up-down motor (A) and the front up-down motor bracket (B) as an assembly.

1. Disconnect the motor connector (C).

2. Remove the motor bracket mounting bolts (D) with a TORX T30 bit.

3. Remove the motor bracket mounting bolt (E) with a TORX T40 bit.





4. Detach the motor connector clip (A). Remove the bolts with a TORX T30 bit, then remove the front up-down motor (B) from the front up-down motor bracket (C).






5. Install the motor in the reverse order of removal, and note these items:

- Apply multipurpose grease to the pivot areas of the up-down adjuster and the motor pinion.
- When installing the front up-down motor (A), adjust the gear (B) to the motor pinion (C) by slightly rotating the brake (D) with an 8 mm hex wrench.
- Make sure the motor connector is plugged in properly.
- Check the front seat up-down operation.






Rear Up-Down Motor

NOTE: Put on gloves to protect your hands.

Removal

1. Remove the driver's seat Front Seat Removal / Installation.

2. Remove these items:

- Seat-back cover/pad Service and Repair
- Seat cushion cover/pad Front Seat Cushion Cover Replacement

3. Remove the rear brake (A) and the rear brake bracket (B) as an assembly.

1. Remove the brake bracket mounting bolts (C) with a TORX T30 bit.

2. Remove the brake bracket mounting bolt (D) with a TORX T40 bit.

3. Pull back the brake bracket to remove the gear (E) from the brake gear axle.





4. Remove the gear (A).





5. Manually lower the seat frame down fully to access the rear bolt securing the rear up-down motor.

6. Disconnect and detach the motor connector (A). Remove the bolts with a TORX T30 bit, then remove the rear up-down motor (B).






Installation

7. Remove the bolts with a TORX T30 bit, then remove the rear brake (A) from the rear brake bracket (B).






8. Install the rear up-down motor (A).

1. Apply multipurpose grease to the motor pinion.

2. Tighten the bolts with a TORX T30 bit.

3. Connect the motor connector (B) and fasten the connector clip (C) to the seat frame.

NOTE: Make sure the connector is plugged in properly.





9. Manually raise the seat frame fully upward.

10. Install the gear (A) facing the seat frame.






11. Install the rear brake bracket (A) without the rear brake to the seat frame. Lightly tighten all of the mounting bolts (B, C) with a TORX T40 and T30 bit.





12. Carefully position the seat frame on its rear up-down motor side down.

13. Align the pinion (A) of the rear brake (B).

1. Engage the gear (C) with the motor pinion by hand, and center it.

2. Check the positions of the sector gear (D) and the cross-shaped hole (E) in the gear.

3. Align the pinion with an 8 mm hex wrench of the rear brake to the sector gear and also fingers (F) around the axle to the cross-shaped hole in the gear.





14. While holding the gear (A) perpendicular to the axle of the rear brake (B) by hand, install the rear brake onto the rear brake bracket (C).

NOTE:

- If you feel any interference between inside gears, remove the rear brake, and repeat step 13.
- If the rear brake seats fully on the rear brake bracket with no interference, go to step 15.





15. Install the rear brake mounting bolts (A), and tighten them to their specified torque with a TORX T30 bit. Install the rear brake bracket mounting bolts (B, C), then tighten them to their specified torque with a TORX T40 and T30 bit.





16. Reinstall all of removed parts to the seat frame:

- Seat-back cover/pad Service and Repair
- Seat cushion cover/pad Front Seat Cushion Cover Replacement

17. Reinstall the driver's seat Front Seat Removal / Installation.

18. Check the front seat up-down operation.