Interior - Driver Seat Power Lumbar Support Inoperative

2010 Nissan-Datsun Altima L4-2.5L (QR25DE) Hybrid Technical Service Bulletin # 07-095D Date: 111003

Interior - Driver Seat Power Lumbar Support Inoperative

Classification: BT07-029D

Reference: NTB07-095D

Date: October 3, 2011

2007-2012 ALTIMA;

DRIVER SEAT LUMBAR SUPPORT REPAIR PROCEDURE

The Applied Vehicles section of this bulletin has been amended. No other changes have been made. Please discard any previous versions of this

bulletin.

APPLIED VEHICLES:2007-2012 Altima Sedan and Hybrid

(L32 and L32HV)

IF YOU CONFIRM

The power lumbar support on the driver seat is inoperative.

ACTION

Replace the lumbar support assembly.

^ Do not replace the entire seatback for this incident.

PARTS INFORMATION

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CLAIMS INFORMATION

IMPORTANT:

The purpose of "ACTION" (above) is to give you a quick idea of the work you will be performing. You MUST closely follow the entire Service

Procedure as it contains information that is essential to successfully completing this repair.

Service Procedure

SERVICE PROCEDURE

IMPORTANT:

Follow all cautions, warnings, and notes in the Electronic Service Manual (ESM) when working on or near a Supplemental Restraint System (SRS),

such as an air bag.

1. Write down the radio station presets.

2. Move / adjust the driver seat bottom and seatback to the full forward positions.

3. Disconnect both 12V battery cables, negative cable first.

4. Remove the driver seatback finisher as follows:

NOTE:

The seatback finisher is held on with:

^ 2 top clips (do not reuse)

^ 2 side hooks

^ 2 bottom hooks

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a. Insert your fingers into the sides of the finisher.

b. Push in on the side hooks to release them.

c. Then carefully pull UP on the bottom to release the bottom hooks.

d. Reach in from the bottom to release the top clips (see Figures 3 and 4).

NOTE:

^ To release the top clips: use needle nose pliers to squeeze the clips at the points shown.

^ Do not reuse the top clips. New clips are included in the repair kit.

2010 Nissan-Datsun Altima L4-2.5L (QR25DE) Hybrid Page 193

5. Unhook the seat trim side hooks.

6. Release the seat trim clips.

7. Remove the 2 side airbag mounting nuts.

^ Side air bag is on the left side of the seat.

^ Do not use a power tool on these nuts.

^ Discard these nuts: DO NOT REUSE. New nuts are included in the repair kit.

8. Locate and remove the 2 left side lumbar support assembly mounting bolts.

^ Carefully move the seat trim, seat foam, and side air bag to the left.

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^ Do not damage the side air bag mounting stud threads.

^ The bolts have an 8 mm hex head.

9. Connect both 12V battery cables, positive cable first.

10. Move the seat bottom to the full rearward position.

11. Recline the seatback far enough to access the 2 mounting screws on the right side of the lumbar support assembly.

12. Remove the 2 right side lumbar support assembly mounting bolts.

^ Move the seat trim and seat foam to the right.

^ The bolts have an 8 mm hex head.

13. Remove the lumbar support assembly.

14. Disconnect the lumbar motor harness connector.

15. Connect the harness to the new lumbar motor.

16. Install the new lumbar support assembly into the seatback.

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17. Install the 2 mounting bolts on the right side of the lumbar support assembly.

^ Make sure the mounting bracket tab is installed as shown.

18. Move the seat bottom and seatback to the full forward positions.

19. Disconnect both 12V battery cables, negative cable first.

20. Install the 2 mounting bolts on the left side of the lumbar support assembly.

^ Make sure the mounting bracket tab is installed correctly (see Figure 11 above).

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21. Install the 2 side airbag mounting nuts.

^ Use new nuts; new nuts are included in the repair kit.

^ Do not use a power tool on these nuts.

^ Torque nuts to:

7.3 N.m (0.74 kg-m, 65 in-lb)

IMPORTANT:

When reinstalling the side air bag, make sure the module is fully inside the white cloth sleeve. Also, make sure the sleeve is smooth and not bunched.

22. Attach the seat trim side hooks.

23. Attach the seat trim clips.

24. Replace the top clips on the seatback finisher.

^ New clips are included in the repair kit.

25. Install the seat back finisher as follows:

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^ 1st slide the bottom hooks in place.

^ 2nd align the top clips and push in to secure.

^ 3rd push in to secure the center hooks.

26. Connect the 12V battery cables, positive cable first.

27. Operate the lumbar support. Make sure it is working correctly.

28. Reset the radio station presets.

29. Perform the power window initialization for both front door windows as follows:

a. Turn the ignition ON.

b Open the window-all the way DOWN.

C. Pull all the way UP on the switch and hold.

d. Continue holding the switch all the way UP for 4 seconds after the window is closed.

e. Confirm the window is now operating correctly.

NOTE:

The above initialization procedure must be performed any time the battery is disconnected.

30. If equipped, make sure the sunroof "auto-open/close" functions correctly.

If the sunroof does not open or close automatically, perform the following procedure:

a. Push the tilt up switch and start the tilt up operation.

b. Release the tilt up switch.

c. Press the tilt up switch again and hold it.

d. Keep pressing/holding the switch. The lid will more toward the tilt up direction and stop, and then it will fully close.

e. Release the switch.

f. Within 10 seconds, press the tilt up switch and hold it.

g. Keep pressing/holding the switch. After 4 seconds, the glass lid will be automatically operated in sequence of tilt down, slide open and slide

close.

h. After the glass lid stops, release the switch within 0.5 seconds.

I. Make sure the "auto-open/close" functions correctly.