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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1517 (Automatic Transmission (Re4F04W)) >> Repair For Component Parts >> Forward and Overrun Clutches >> Disassembly

Forward and Overrun Clutches: Disassembly

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check operation of forward clutch and overrun clutch.
    1. Install bearing retainer on forward clutch drum.
    2. Apply compressed air to oil hole of forward clutch drum.
    3. Check to see that retaining plate moves to snap ring.
      Fig 1: Checking Operation Of Forward Clutch & Overrun Clutch
      G02475600Courtesy of NISSAN MOTOR CO., U.S.A.
    4. If retaining plate does not contact snap ring:
      • D-ring might be damaged.
      • Oil seal might be damaged.
      • Fluid might be leaking past piston check ball.
  2. Remove snap ring for forward clutch.
    CAUTION: Do not expand snap ring excessively.
    Fig 2: Removing Snap Ring For Forward Clutch
    G02475601Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Remove drive plates, driven plates, retaining plate and dish plate for forward clutch.
  4. Remove snap ring for overrun clutch.
    CAUTION: Do not expand snap ring excessively.
    Fig 3: Removing Snap Ring For Overrun Clutch
    G02475602Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Remove drive plates, driven plates, retaining plate and dish plate for overrun clutch.
  6. Set Tool on spring retainer and remove snap ring from forward clutch drum while compressing return springs.
    CAUTION:
    • Set Tool directly over return springs.
    • Do not expand snap ring excessively.
  7. Remove spring retainer and return springs.
    CAUTION: Do not remove return springs from spring retainer.
    Fig 4: Removing Spring Retainer & Return Springs
    G02475603Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Remove forward clutch piston with overrun clutch piston from forward clutch drum by turning it.
    Fig 5: Removing Forward Clutch Piston With Overrun Clutch Piston From Forward Clutch Drum
    G02475604Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Remove overrun clutch piston from forward clutch piston by turning it.
    Fig 6: Removing Overrun Clutch Piston From Forward Clutch Piston
    G02475605Courtesy of NISSAN MOTOR CO., U.S.A.
  10. Remove D-rings and seal rings from forward clutch piston and overrun clutch piston.
    Fig 7: Removing D-Rings And Seal Rings From Forward Clutch Piston & Overrun Clutch Piston
    G02475606Courtesy of NISSAN MOTOR CO., U.S.A.
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