CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
Tech Tips
Use the same procedure for RHD and LHD vehicles.
The procedure listed below is for LHD vehicles.
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
A bolt without a torque specification is shown in the standard bolt chart Click here.
INSTALL NO. 2 REAR UPPER SEAT TRACK COVER
Attach the 3 claws to install the No. 2 rear upper seat track cover.
INSTALL REAR UPPER SEAT TRACK COVER
Attach the 3 claws to install the rear upper seat track cover.
INSTALL SEPARATE TYPE FRONT SEAT CUSHION SPRING ASSEMBLY
Attach the 8 hooks to install the separate type front seat cushion spring assembly to the front seat adjuster assembly LH.
INSTALL FRONT SEAT ADJUSTER ASSEMBLY LH
Using a T50 "TORX" socket wrench, install the front seat adjuster assembly LH with the 4 "TORX" bolts.
INSTALL FRONT SEAT INNER BELT ANCHOR BRACKET COVER LH
Install the front seat inner belt anchor bracket cover LH with the screw.
INSTALL FRONT SEAT LOWER CUSHION SHIELD LH
Install the front seat lower cushion shield LH with the screw.
INSTALL FRONT SEAT WIRE LH
Attach the 3 claws to install the front seat wire LH.
Attach the 3 wire harness clamps and connect the connector.
Attach the wire harness clamp.
Attach the wire harness clamp.
INSTALL POSITION CONTROL ECU ASSEMBLY (for Driver Side)
Install the position control ECU assembly with the 2 bolts.
Connect the 2 connectors.
INSTALL SEAT CLIMATE CONTROL CONTROLLER LH
Attach the claw to install the seat climate control controller LH.
Connect the connector.
INSTALL POWER SEAT MOTOR ASSEMBLY (for Reclining)
Remove the 2 holders together with the 2 inner reclining rods from the reclining rod.
Remove the inner reclining rod and push nut from the holder.
Remove the inner reclining rod and push nut from the holder.
Install the 2 holders to the reclining rod.
Install the push nut to the holder.
Note
Make sure the direction of the push nut is as shown in the illustration.
Install the push nut to the holder.
Note
Make sure the direction of the push nut is as shown in the illustration.
Clean the threads of the bolt for the power seat motor assembly with non-residue solvent.
Apply adhesive to the threads of the bolt for the power seat motor assembly.
| Adhesive |
|---|
| Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent |
Temporarily install the power seat motor assembly with the bolt.
Push in the inner reclining rod as shown in the illustration.
Push in the inner reclining rod as shown in the illustration.
Push in the 2 inner reclining rods in alternating passes to install them
Note
Make sure that the holder does not interfere with the power seat motor assembly or front seatback frame.
Tighten the bolt.
Attach the 8 hooks to install the seatback spring.
for Driver Side:
Connect the 2 connectors.
for Front Passenger Side:
Connect the connector.
INSTALL FRONT SEAT AIRBAG ASSEMBLY LH
Install front seat airbag assembly LH with 2 new nuts.
Attach the 4 harness clamps and connect the connector clamp.
INSTALL LUMBAR SUPPORT ADJUSTER ASSEMBLY LH
Attach the 2 hooks B to install the lumbar support adjuster assembly LH to the seatback spring.
| *1 | Back Sheet |
| *2 | Hook A |
| *3 | Hook B |
| *4 | Cable Tie |
Install 2 new cable ties.
Return the 2 back sheets to their original positions and attach the 4 hooks A.
Return the wire harness to its original position as shown in the illustration.
Attach the 8 hooks to install the seatback spring.
Connect the connector.
INSTALL FRONT SEATBACK HEATER ASSEMBLY
Note
When replacing either the front seatback heater assembly or separate type front seatback pad due to a malfunction, be sure to replace both of them with new parts.
Remove the peeling paper from a new front seatback heater assembly.
Install the front seatback heater assembly to a new separate type front seatback pad.
INSTALL SEPARATE TYPE FRONT SEATBACK PAD
Install the separate type front seatback pad.
INSTALL SEPARATE TYPE FRONT SEATBACK COVER
Attach the 2 hooks.
Attach the 2 claws to install the 2 front seat headrest supports.
Install the front seat headrest assembly.
Note
Push in the front seat headrest assembly until the headrest lock engages.
Pass the cable through the hole of the seatback frame.
Attach the 2 claws to install the clip.
| *1 | Cable End |
Pull the cable through the clip until the cable end reaches the clip.
Install a new cable tie.
| *1 | Hook |
| *2 | Hog Ring |
| *3 | Hog Ring Pliers |
Attach the 2 hooks and close the seatback mat.
Using hog ring pliers, install a new hog ring.
Attach the 2 claws to connect the cable to the active headrest lower unit.
Attach the 2 claws to install the active headrest lower unit.
| *1 | Cable End |
|
Pull |
Pull the cable and connect the cable end to the active headrest lower unit.
Attach the 7 hooks to install the actuator shield.
| *1 | Hook |
| *2 | Hog Ring |
| *3 | Hog Ring Pliers |
Attach the 3 hooks.
Using hog ring pliers, install the upper part of the separate type front seatback cover to the separate type front seatback pad with new hog rings.
Note
Be careful not to damage the cover.
When installing the hog rings, avoid wrinkling the cover.
| *1 | Seatback Cover Bracket |
Attach the seatback cover bracket with the screw.
Note
After the separate type front seatback cover is installed, make sure the seatback cover bracket is not twisted.
Pass the 2 straps through the 2 holes of the separate type front seatback pad to the backside.
Attach the 2 hooks to connect the 2 straps.
Attach the 2 hooks at the bottom of the separate type front seatback cover.
Attach the 2 hooks.
INSTALL SEPARATE TYPE FRONT SEATBACK ASSEMBLY LH
Tech Tips
Perform this procedure when it is necessary to remove and reinstall or replace the separate type front seatback assembly LH.
Using a T50 "TORX" socket wrench, install the separate type front seatback assembly LH to the front seat adjuster assembly LH with the 4 "TORX" bolts.
Attach the 4 wire harness clamps.
Attach the connector.
Install the front seat headrest assembly.
Note
Push in the front seat headrest assembly until the headrest lock engages.
Pass the cable through the hole of the seatback frame.
Attach the 2 claws to install the clip.
| *1 | Cable End |
Pull the cable through the clip until the cable end reaches the clip.
Install a new cable tie.
| *1 | Hook |
| *2 | Hog Ring |
| *3 | Hog Ring Pliers |
Attach the 2 hooks and close the seatback mat.
Using hog ring pliers, install a new hog ring.
Attach the 2 claws to connect the cable to the active headrest lower unit.
Attach the 2 claws to install the active headrest lower unit.
| *1 | Cable End |
|
Pull |
Pull the cable and connect the cable end to the active headrest lower unit.
Attach the 7 hooks to install the actuator shield.
| *1 | Hook |
| *2 | Hog Ring |
| *3 | Hog Ring Pliers |
Attach the 3 hooks.
Using hog ring pliers, install the upper part of the separate type front seatback cover to the separate type front seatback pad with new hog rings.
Note
Be careful not to damage the cover.
When installing the hog rings, avoid wrinkling the cover.
| *1 | Seatback Cover Bracket |
Attach the seatback cover bracket with the screw.
Note
After the separate type front seatback cover is installed, make sure the seatback cover bracket is not twisted.
for Driver Side:
Connect the 2 connectors and attach the wire harness clamp.
for Front Passenger Side:
Connect the connector and attach the wire harness clamp.
Attach the wire harness clamp.
Pass the 2 straps through the 2 holes of the separate type front seatback pad to the backside.
Attach the 2 hooks to connect the 2 straps.
Attach the 2 hooks at the bottom of the separate type front seatback cover.
Attach the 2 hooks.
INSTALL POWER SEAT MOTOR ASSEMBLY (for Rear Lifter)
Install a nose piece to an air riveter or hand riveter. Then insert the mandrel part of a new φ4 mm rivet into the nose piece.
| *1 | Air Riveter |
Using the air riveter or hand riveter, install the power seat motor assembly with a new rivet.
Tech Tips
If the rivet cannot be cut, pull it once and cut it.
Note
Do not pry the rivet with the riveter, as this will cause damage to the riveter and mandrel.
Confirm that the rivet is seated properly against the motor.
Do not tilt the riveter when installing the rivet to the power seat motor assembly.
Do not leave any space between the rivet head and power seat motor assembly.
Do not leave any space between the power seat motor assembly and front seat adjuster. Firmly hold together the 2 items while installing the rivet.
| *1 | Air Riveter |
Using the air riveter or hand riveter, install 2 new rivets.
Tech Tips
If the rivet cannot be cut, pull it once and cut it.
Note
Do not pry the rivet with the riveter, as this will cause damage to the riveter and mandrel.
Confirm that the rivets are seated properly against the front seat adjuster.
Do not tilt the riveter when installing the rivet to the front seat adjuster.
Do not leave any space between the rivet head and front seat adjuster.
Do not leave any space between the front seat adjuster and power seat motor assembly. Firmly hold together the 2 items while installing the rivet.
INSTALL POWER SEAT MOTOR ASSEMBLY (for Front Vertical)
Install a nose piece to an air riveter or hand riveter. Then insert the mandrel part of a new φ4 mm rivet into the nose piece.
| *1 | Air Riveter |
Using the air riveter or hand riveter, install the power seat motor assembly with 2 new rivets.
Tech Tips
If the rivet cannot be cut, pull it once and cut it.
Note
Do not pry the rivet with the riveter, as this will cause damage to the riveter and mandrel.
Confirm that the rivets are seated properly against the bracket.
Do not tilt the riveter when installing the rivet to the bracket.
Do not leave any space between the rivet head and bracket.
Do not leave any space between the power seat motor assembly and bracket. Firmly hold together the 2 items while installing the rivet.
| *1 | Air Riveter |
Using the air riveter or hand riveter, install the power seat motor assembly with bracket with 2 new rivets.
Tech Tips
If the rivet cannot be cut, pull it once and cut it.
Note
Do not pry the rivet with the riveter, as this will cause damage to the riveter and mandrel.
Confirm that the rivets are seated properly against the bracket.
Do not tilt the riveter when installing the rivet to the power seat motor assembly with bracket.
Do not leave any space between the rivet head and power seat motor assembly with bracket.
Do not leave any space between the power seat motor assembly with bracket and front seat adjuster. Firmly hold together the 2 items while installing the rivet.
| *1 | Air Riveter |
Using the air riveter or hand riveter, install 4 new rivets.
Tech Tips
If the rivet cannot be cut, pull it once and cut it.
Note
Do not pry the rivet with the riveter, as this will cause damage to the riveter and mandrel.
Confirm that the rivets are seated properly against the front seat adjuster.
Do not tilt the riveter when installing the rivet to the front seat adjuster.
Do not leave any space between the rivet head and front seat adjuster.
Do not leave any space between the motor with bracket and front seat adjuster. Firmly hold together the 2 items while installing the rivet.
Using a 6 mm socket hexagon wrench, install the bolt.
Install the shield bracket with the 3 screws.
Connect the connector.
INSTALL FRONT SEAT CUSHION HEATER ASSEMBLY LH
Note
When replacing either the front seat cushion heater assembly or separate type front seat cushion pad due to a malfunction, be sure to replace both of them with new parts.
Remove the peeling paper from a new front seat cushion heater assembly LH.
Install the front seat cushion heater assembly LH to a new separate type front seat cushion pad.
INSTALL SEPARATE TYPE FRONT SEAT CUSHION COVER
Attach the hooks to install the separate type front seat cushion cover to the separate type front seat cushion pad.
Note
Be careful not to damage the cover.
When attaching the hooks, avoid wrinkling the cover.
INSTALL SEAT CUSHION COVER WITH PAD
Attach the hooks to install the seat cushion cover with pad.
Connect the 2 connectors.
for Driver Side:
Attach the wire harness clamp.
for Front Passenger Side:
Attach the 2 hooks to connect the connector holder.
Install a new cable tie.
Connect the connector.
INSTALL FRONT SEAT INNER BELT ASSEMBLY LH
| *1 | Protruding Part |
Install the front seat inner belt with the nut.
Note
Do not allow the anchor part of the front seat inner belt assembly to overlap the protruding part of the front seat adjuster.
for Driver Side:
Connect the connector and attach the clamps.
for Passenger Side:
Connect the connectors and attach the clamps.
INSTALL FRONT SEAT INNER CUSHION SHIELD LH
| *1 | Hook |
| *2 | Wire Harness Clamp |
Attach the wire harness clamp and hook to install the front seat inner cushion shield LH.
Install the 2 screws.
INSTALL FRONT POWER SEAT SWITCH
Install the front power seat switch with the 3 screws.
Connect the connector.
INSTALL LUMBAR FRONT POWER SEAT SWITCH (for Driver Side)
Install the lumbar front power seat switch with the 2 screws.
INSTALL FRONT SEAT NO. 1 INNER CUSHION SHIELD LH
Attach the 2 claws to install the front seat No. 1 inner cushion shield to the front seat cushion shield LH.
INSTALL FRONT SEAT CUSHION SHIELD LH WITH FRONT SEAT NO. 1 INNER CUSHION SHIELD LH
for Driver Side:
Connect the connector.
Attach the hook to install the front seat cushion shield LH with front seat inner No. 1 cushion shield.
Install the 2 screws.
Attach the 2 claws and install the 2 screws.
Attach the 2 rubber bands.
INSTALL SLIDE AND VERTICAL POWER SEAT SWITCH KNOB
Attach the 4 claws to install the slide and vertical power seat switch knob.
INSTALL RECLINING POWER SEAT SWITCH KNOB
Attach the 2 claws to install the reclining power seat switch knob.