Seat Backrest - Front

Seat Backrest - Front

NOTE: Driver backrest shown, passenger backrest similar.









Disassembly

WARNING: Always carry or place a live air bag module with the air bag and deployment door/trim cover/tear seam pointed away from the body. Do not set a live air bag module down with the deployment door/trim cover/tear seam face down. Failure to follow these instructions may result in serious personal injury in the event of an accidental deployment.

WARNING: Never probe the electrical connectors on air bag, Safety Canopy(R) or side air curtain modules. Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

WARNING: If the seat side air bag cover has been damaged or separated from its mounting, or if the air bag material has been exposed, install a new seat side air bag module. Never try to repair the seat side air bag module. Failure to follow these instructions may result in the seat side air bag deploying incorrectly, which increases the risk of serious personal injury or death in a crash.

WARNING: Front seat backrest trim covers installed on seats equipped with seat side air bags cannot be repaired. A new trim cover must be installed. Cleaning is permissible. Failure to follow these instructions may result in the seat side air bag module deploying incorrectly and increase the risk of serious personal injury or death in a crash.

NOTE: If a side air bag deployment took place, a new seat backrest foam pad, backrest trim cover and side air bag module and nuts must be installed. A new seat backrest frame should be installed if necessary.

NOTE: The manual recliners and power recliners are serviced as part of the backrest frame.

All seats

1. Remove the front seat backrest. For additional information, refer to Seat Backrest- Front .

2. Remove and discard the 2 head restraint guide sleeves. For additional information, refer to Head Restraint Guide Sleeve Head Restraint Guide Sleeve.

3. Detach the 2 pin-type retainers and trim cover flaps from the recliners, if equipped.

4. NOTICE: Use care when separating the backrest cover from the hook-and-loop strip, or the hook-and-loop strip can be torn from the backrest foam pad.

Disengage the backrest cover lower J-strips, separate the hook-and-loop strips and invert the trim cover up as far as it will go.


5. If equipped, remove all rows of hog rings from the backrest trim cover and separate the hook-and-loop strips while inverting the trim cover up the backrest.

6. Remove the backrest cover rear upper hog rings.

7. Remove the backrest cover.

8. If equipped, detach the pin-type retainer and backrest heater mat wiring harness from the backrest frame.

9. Separate the backrest foam pad from the backrest frame.
- If equipped with climate controlled seats, remove the hog rings from the upper support spring.

- Remove the backrest heater mat (if equipped) or the backrest climate controlled seat manifold (if equipped) from the foam pad.


10. Remove the backrest climate controlled seat manifold from the foam pad.

11. If a new heater mat is needed, carefully peel and remove the backrest heater mat from the backrest foam pad.
- It is acceptable for a thin layer of foam to peel away with the old heater mat. The new heater mat will adhere to the foam pad, but if foam tearing occurs or if any pieces of foam are removed, install a new foam pad.


12. Release the 2 lumbar spring clips from the backrest frame and remove the lumbar assembly.
- Route out the lumbar cable from the backrest frame, if equipped.
- Note the routing of the lumbar cable for installation.

- Disconnect the electrical connector from the power lumbar motor, if equipped.






Climate controlled seat

13. Disconnect the Thermo-Electric Device (TED) assembly electrical connector and detach the wiring harness retainers.





14. Remove the TED (Thermo-Electric Device) exhaust duct.
- Cut and remove the tie strap.

- Remove the retainer and separate the exhaust duct from the TED (Thermo-Electric Device).


15. Disconnect the backrest upper support spring from the backrest frame and remove the spring support with the TED (Thermo-Electric Device) attached.
- Use an appropriate tool and separate the TED (Thermo-Electric Device) from the upper backrest support spring.
- Note the TED (Thermo-Electric Device) position on the support spring for installation.



Seat with power recliner

16. Remove the one-way push clip on the RH side of the power recliner. Slide the recliner shaft out from the LH side of the seat enough to clear the RH recliner and power recline motor.

17. Disconnect the electrical connector, remove the bolt and the power recline motor.

All seats

18. NOTE: Note the side air bag module wire harness routing for assembly.
Release the side air bag module wire harness pin-type retainers and remove the side air bag module wiring harness from the backrest frame.


19. Remove and discard the 2 side air bag module nuts.
- Pull outward on the side air bag module until the studs clear the backrest frame.


20. Detach any pin-type retainers, route out and remove the backrest wiring harness, if equipped.

Assembly

All seats

1. Route and install the backrest wiring harness, if removed.

2. WARNING: If the seat side air bag cover has been damaged or separated from its mounting, or if the air bag material has been exposed, install a new seat side air bag module. Never try to repair the seat side air bag module. Failure to follow these instructions may result in the seat side air bag deploying incorrectly, which increases the risk of serious personal injury or death in a crash.

WARNING: Inspect the seat side air bag module and mounting surfaces for any damage or foreign material before installing the seat side air bag module. If any damage is found, install new components. If any foreign material is found, remove it. Failure to follow these instructions may result in the seat side air bag module deploying incorrectly and increase the risk of serious personal injury or death in a crash.

Position the side air bag module to the backrest frame and install 2 new nuts.
- Tighten to 8 Nm (71 lb-in).


3. Install the side air bag wiring harness.
- Route the side air bag wiring harness to the backrest frame as noted in disassembly and install the pushpin-type retainers.


4. Connect the side air bag module electrical connector and then slide and engage the side air bag electrical connector locking clip.

Seat with power recliner

5. NOTE: The recliners are synchronized. Do not rotate the recliner shaft until fully installed.
Install the recliner motor in the following sequence.

1. Position the recliner shaft through the recliner motor and RH recliner.

2. Install a new one-way push clip onto the recliner shaft at the RH recliner.

3. Slightly turn the recliner motor to align the bolt hole with the hole in the RH recliner and install the recliner motor bolt.
- Tighten to 6 Nm (53 lb-in).

4. Connect the recliner motor electrical connector.


Climate controlled seat

6. NOTICE: Before assembly, inspect the climate controlled seat components for damage, crush, obstruction and foreign material and repair as needed.

Install the upper support spring and TED (Thermo-Electric Device) assembly to the backrest frame.
- Attach the TED (Thermo-Electric Device) and bracket to the backrest upper support spring as noted in disassembly.


7. Connect the exhaust duct to the TED (Thermo-Electric Device) and install a new tie strap.

8. Connect the TED (Thermo-Electric Device) electrical connector.

All seats

9. Attach the lumbar assembly spring clips and install the lumbar assembly to the backrest frame.
- If manual lumbar, route the lumbar cable to the backrest as noted in disassembly.

- If power lumbar, connect the power lumbar motor electrical connector.


10. Position the backrest foam pad to the backrest frame.

11. NOTICE: Do not install a used heater mat to any foam pad. It will not adhere correctly causing it to bunch up and may cause system failure.

If installing a new heater mat, attach the backrest heater mat to the backrest foam pad.
- Remove the paper backing from the adhesive strips.

- Align the heater mat to the foam pad and apply it to the foam making sure it lays flat, without wrinkles and is tucked into the valleys of the foam pad.


Climate controlled seat

12. NOTICE: Before assembly, inspect the climate controlled seat components for damage, crush, obstruction and foreign material and repair as needed.

Align the backrest manifold and insert into the valleys of the foam pad.
- Check for correct fit between the manifold, foam pad and TED (Thermo-Electric Device) assembly, to make sure there is no air flow obstruction or cushion crush.






13. Install new hog rings to the upper support spring and foam pad.





All seats

14. Position the backrest trim cover to the backrest frame and foam pad and install new rear upper hog rings to the backrest frame.

15. Roll the backrest trim cover downward and attach the hook-and-loop strips.
- If removed, install new hog rings as noted during disassembly.






16. Attach the backrest cover lower J-strips.

17. Install 2 new head restraint guide sleeves. For additional information, refer to Head Restraint Guide Sleeve Head Restraint Guide Sleeve.

18. Install the 2 pin-type retainers and trim cover flaps to the recliners, if equipped.

19. Install the front seat backrest. For additional information, refer to Seat Backrest- Front .