Seat Backrest - Front
Seat Backrest - Front
Disassembly
Passenger Seat Backrest
NOTE: Driver backrest similar.
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: 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, deployment chute and side air bag module and nuts must be installed. The seat backrest frame should be replaced if necessary.
NOTE: The air bag warning indicator illuminates when the correct Restraints Control Module (RCM) fuse is removed and the ignition is ON.
NOTE: The Supplemental Restraint System (SRS) must be fully operational and free of faults before releasing the vehicle to the customer.
1. Remove the seat backrest. For additional information, refer to Seat Backrest- Front Seat Backrest - Front.
2. Remove the 2 head restraint guide sleeves. For additional information, refer to Head Restraint Guide Sleeve Head Restraint Guide Sleeve.
3. NOTE: For retainer clarity, inside of backrest panel shown.
Remove the backrest panel.
1. Pull out at the bottom on each side, quickly and firmly, releasing the retainers.
2. NOTICE: The clips in the middle of the backrest panel can be damaged if the bottom of the backrest panel is not pivoted away from the seat.
Pivot the bottom of the backrest panel out as far as it will go and slide the backrest panel down, disengaging the upper hooks.
- Remove the backrest panel.
4. Release the 2 J-clips from the backrest wires and remove the carpet flap toe-kick.
5. NOTE: Outboard shown, inboard similar.
Release the backrest trim cover hook-and-loop strips and J-clip attached to the recliner.
- Repeat for the other side.
6. Disengage the backrest trim cover J-clip attached to the backrest frame wire at the top.
7. Remove the backrest Thermo-Electric Device (TED).
1. Disconnect the electrical connector and separate the pin-type retainer from the backrest frame.
2. Disengage the backrest TED (Thermo-Electric Device) from the backrest foam pad wire.
3. Disengage the backrest TED (Thermo-Electric Device) from the backrest frame wire and remove the backrest TED (Thermo-Electric Device).
8. Release all the backrest trim cover J-clips attached to the backrest frame.
9. Remove the backrest frame from the backrest foam pad and backrest trim cover assembly.
10. Remove the backrest trim cover from the backrest foam pad.
- Inside out the backrest trim cover and remove all the hog rings.
11. Separate the side air bag module wire harness retainers from the backrest frame.
12. Remove the nuts, side air bag module with deployment chute and route out the side air bag module wire harness.
13. If necessary, remove the side air bag module from the deployment chute.
14. Remove the power lumbar assembly in the following sequence.
1. Disconnect the 2 power lumbar motor electrical connectors.
2. Remove and discard the 2 clips at the top of the power lumbar assembly retaining it to the backrest frame wire.
3. Release the 2 retainers at the bottom of the power lumbar assembly.
4. Remove the power lumbar assembly.
15. Remove the E-clip on the recliner shaft and the recline motor bolt.
16. Release the 2 clips (one shown) and slide the sleeve back on the recliner shaft.
17. Remove the power recline motor.
1. Slide the recliner shaft assembly out of the recliner and remove the short recliner shaft.
2. Remove the sleeve from the long recliner shaft.
3. Slide the long recliner shaft out of the recline motor.
4. Disconnect the electrical connector and remove the power recline motor.
- If necessary, remove the long recliner shaft from the recliner.
18. Remove the backrest wire harness from the backrest frame.
Assembly
1. NOTE: Driver seat backrest wire harness shown.
Route the backrest wire harness and install the retainers. For correct passenger seat backrest wire harness routing, refer to Seat Wire Harness Routing Seat Wire Harness Routing.
1. Driver seat wire harness pin-type retainer.
2. Power lumbar motor and power recliner motor take-out pin-type retainers.
3. Power recliner motor take-out pin-type retainer.
2. NOTICE: Do not rotate the recliner motor or recliner motor shafts until the long shaft is connected to the short shaft and sleeve. Failure to do so will cause the inboard and outboard recliners to become out of synchronization.
Install the recline motor in the following sequence.
1. Connect the recline motor electrical connector.
2. Slide the long recliner shaft into the recliner and recline motor.
3. Slide the sleeve and short recliner shaft onto the long recliner shaft.
4. Slide the recliner shaft assembly into the recliner on the other side.
5. Position the recline motor and install the bolt.
6. Install the E-clip on the recliner shaft recession, near the recline motor.
3. Install the power lumbar assembly.
1. Position the power lumbar assembly and attach the 2 retainers to the backrest frame.
- Make sure the retainers come through the backrest frame on the other side and lock in place.
2. NOTE: Always use new clips.
Position the power lumbar assembly wire in front of the backrest frame. Install 2 new clips retaining the power lumbar assembly to the backrest frame wire.
3. Connect the 2 power lumbar motor electrical connectors.
4. WARNING: Before installing the seat side air bag module/deployment chute assembly:
- Inspect the side air bag module and mounting surfaces for any damage or foreign material.
- Remove any foreign material from the mounting surfaces of the deployment chute, the seat backrest frame mounting bracket and the air bag module cavity in the seat backrest foam pad.
- Install new parts if damaged.
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.
NOTE: Passenger side shown, driver side similar.
Position the side air bag module into the deployment chute.
- Route the side air bag module wire harness through the deployment chute.
- Position the 2 side air bag module studs and locator pin through the deployment chute holes.
5. NOTE: The side air bag modules are keyed left and right. If the side air bag module locator pin does not align to the backrest frame hole, the wrong side air bag module is being installed.
NOTE: Passenger seat shown, driver seat similar.
Position the 2 side air bag module studs and locator pin through the backrest frame and install the 2 nuts.
- Tighten to 10 Nm (89 lb-in).
6. NOTE: Driver seat backrest wire harness shown.
Route and attach the side air bag module wire harness to the backrest frame. For correct passenger seat backrest wire harness routing, refer to Seat Wire Harness Routing Seat Wire Harness Routing.
7. Position the backrest trim cover to the backrest foam pad. Install 5 hog rings on the wire running the width of the backrest trim cover, attaching it to the wire that runs the width of the backrest foam pad in the approximate locations shown.
8. NOTE: RH side shown, LH side similar.
Install 6 hog rings (4 shown) on both of the wires running the length of the backrest trim cover, attaching them to the wires that run the length of the backrest foam pad in the approximate locations shown.
- Do not roll the backrest trim cover around the backrest foam pad at this time.
9. WARNING: Inspect the seat side air bag module cavity in the seat backrest foam pad for any foreign material. 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 increases the risk of serious personal injury or death in a crash.
Position the backrest frame into the backrest foam pad and backrest trim cover assembly.
10. Install the 2 head restraint guide sleeves. For additional information, refer to Head Restraint Guide Sleeve Head Restraint Guide Sleeve.
11. WARNING: If the seat side air bag module deployment chute is not correctly positioned, the seat side air bag may not deploy correctly. Failure to follow this instruction may result in the seat side air bag deploying incorrectly, which increases the risk of serious personal injury or death in a crash.
NOTE: The seat side air bag module must have a clear exit path from the front of the deployment chute. Both deployment chute front edges must be positioned to lay flat when positioned between the backrest foam pad and backrest frame.
NOTE: Illustration shown looking through the side of the backrest foam pad and at the side air bag module deployment chute.
NOTE: Passenger seat shown, driver similar.
Check the position of the deployment chute.
1. Position both deployment chute front edges to lay flat, from top to bottom, between the backrest foam pad and backrest frame.
2. Do not allow the deployment chute front edges to fold over, at any point, between the backrest foam pad and backrest frame.
12. Fold the backrest trim cover back around the backrest foam pad and backrest frame.
- Make sure both deployment chute front edges do not fold over.
13. Fasten the backrest trim cover.
- Attach only the lower and side backrest trim cover J-clips to the backrest frame.
- Do not attach the backrest trim cover upper J-clips to the backrest frame wires at this time.
14. Install the backrest TED (Thermo-Electric Device) in the following sequence.
1. Position the backrest TED (Thermo-Electric Device) between the backrest frame and backrest foam pad.
2. Engage the backrest TED (Thermo-Electric Device) to the backrest foam pad wire.
3. Engage the backrest TED (Thermo-Electric Device) upper retainers to the backrest frame wire.
4. Connect the electrical connector and attach the pin-type retainer to the backrest frame.
15. Attach the remaining backrest trim cover J-clip to the backrest frame wire.
16. Wrap the backrest trim cover around the recliner and attach the hook-and-loop strips and J-clip to the recliner.
- Make sure both recliner bolt holes are accessible.
- Repeat for the other side.
17. Attach the 2 carpet flap toe-kick J-clips to the backrest wires.
18. Install the backrest panel in the following sequence.
NOTICE: The clips in the middle of the backrest panel can be damaged if the bottom of the backrest panel is not pivoted away from the seat.
1. Pivot the bottom of the backrest panel out as far as it will go and slide the backrest panel up, engaging the upper retainers on the other side of the backrest frame wires.
2. Align the backrest panel middle clips to the backrest frame wires.
3. Align the lower retainers in the backrest panel and push in, engaging the clips.
- Make sure the clips in the middle of the backrest panel are engaged to the backrest frame wires.
19. Install the seat backrest. For additional information, refer to Seat Backrest- Front Seat Backrest - Front.