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Home >> Nissan-Datsun >> 2014 >> Sentra SR >> Repair and Diagnosis >> Body & Frame >> Seats >> Unit Disassembly And Assembly >> Front Seat >> Driver Side >> DRIVER SIDE: Disassembly and Assembly >> Seatback Assembly

Seatback Assembly

WARNING: Do not leave any objects (screwdrivers, tools, etc.) on the seat during seatback repair. It can lead to personal injury if the side air bag should accidentally deploy.
CAUTION:
  • Before servicing, turn the ignition switch OFF, disconnect both battery terminals and wait at least three minutes.
  • Handle the side air bag module carefully. During disassembly, always hold the side air bag module, do not let it hang by the wire harness.
  • Always work from the side or back of the seatback assembly, do not work in front of seat.
  • Do not use air tools or electric tools for servicing the seat assembly.
  • Replace the side air bag module if it has been dropped or sustained an impact.
  • Do not insert any objects into the side air bag module.
  • Do not attempt to disassemble the side air bag module.
  • Do not expose the side air bag module to temperatures exceeding 93°C (200°F).
  • Do not expose the side air bag module to any oil, grease, detergent or water.
  • During disassembly, do not damage the seatback board, chutes, connectors, retainers, clips, module harness or the side air bag module.
NOTE: If the vehicle has been involved in a collision and the side air bag module has deployed, the seatback pad and seatback trim must be replaced.

Disassembly

  1. Remove the front seat assembly. Refer to "DRIVER SIDE: REMOVAL AND INSTALLATION - SEAT ASSEMBLY ".
  2. Remove the headrest.
  3. Release the lower seatback trim retainer straps (D) from the seat frame assembly.
  4. Unzip the seatback zippers (B), then release J-hook retainers (C) and (A).
    Fig 1: Identifying Lower Seatback Trim Retainer Straps, Seatback Zippers And J-Hook Retainers
    G08990657Courtesy of NISSAN NORTH AMERICA, INC.
  5. Unclip the side air bag harness from the seat frame assembly.
    NOTE: Take note of harness routing and attachment location for accurate installation.
  6. Disconnect the harness connector from the seatback heater (if equipped).
  7. Remove the seatback assembly from the seat frame assembly.
    1. Release the headrest holder locks as shown below and remove the headrest holders.
      CAUTION: Before removing/installing the headrest holder, check its orientation (front/rear and right/left).
      Fig 2: Removing Headrest Holder
      G04928096Courtesy of NISSAN NORTH AMERICA, INC.
    2. Remove and discard the side air bag module nuts (A).
      CAUTION: Do not reuse the side air bag module nuts.
      1. Side air bag module
        Fig 3: Removing Side Air Bag Module Nuts
        G08683030Courtesy of NISSAN NORTH AMERICA, INC.
    3. Disengage the side air bag module studs from the seat frame assembly and lift the seatback trim and seatback pad as an assembly from the seat frame assembly.
  8. Separate the seatback trim from the seatback pad.
    1. Open the seatback trim and release the side air bag module studs (A) from the holes in the chute (B).
    2. Pull the side air bag module (1) out of the chute (B) and remove from the seatback trim.
      Fig 4: Identifying Chute, Side Air Bag Module And Studs
      G08683031Courtesy of NISSAN NORTH AMERICA, INC.
      CAUTION:
      • Replace the side air bag module if it has been dropped or sustained an impact.
      • Do not strike the side air bag module.
      Fig 5: Caution - Never Impact Side Air Bag Module
      G05224522Courtesy of NISSAN NORTH AMERICA, INC.
    3. Remove the hog rings, release the hook fastener (A) and separate the seatback trim from the seatback pad.
      Fig 6: Identifying Seatback Trim Hook Fastener
      G09459779Courtesy of NISSAN NORTH AMERICA, INC.
      NOTE: Remove all pieces of hog rings and discard them.

Assembly

Assembly is in the reverse order of disassembly.

CAUTION:
  • Inspect seatback pad, seatback trim and seatback trim chutes. Replace if damaged.
  • Smooth out all wrinkles during assembly.
  • Always route side air bag module harness in original location. Replace any deformed or damaged clips with same type and color. Always install clips in the original location in the harness.
  • After work is completed, check that no system malfunction is detected causing the air bag warning lamp to illuminate.
  • If a malfunction is detected by the air bag warning lamp after repair or replacement of the malfunction parts, perform the SRS final check. Refer to "SRS FINAL CHECK ".