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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1056 (Automatic Transaxle Overhaul & Diagnostics) >> Re5F22A >> A/T Control System >> Shift Mechanism >> Power Transmission >> "D" positions 5th gear

"D" positions 5th gear

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Input shaft rotates clockwise.
  2. Forward clutch operates. (Connect input shaft to main rear internal gear.)
  3. Direct clutch operates. (Connect input shaft to main sun gear.)
  4. Main rear planetary pinion gear cannot rotate itself, and main rear planetary unit rotates clockwise as one.
  5. Main front large planetary pinion gear cannot rotate itself for main rear planetary pinion gear and one, and main front planetary unit rotates clockwise as one.
  6. Counter drive gear rotates clockwise for main front planetary unit and one.
  7. Counter driven gear rotates counterclockwise.
  8. U/D front internal gear rotates counterclockwise for counter driven gear and one.
  9. U/D clutch operate. (Connect U/D sun gear to U/D front planetary carrier.)
  10. U/D front planetary pinion gear cannot rotate itself, and U/D unit rotates counterclockwise as one.
  11. Output shaft rotates counterclockwise for U/D unit and one.
  12. Final gear clockwise.
    • During deceleration, driving force is connected to input shaft directly without one-way clutch. Therefore, engine brake operates.
Fig 1: A/T Control System Power Transmission 5St Gear Diagram
G00746414Courtesy of NISSAN MOTOR CO., U.S.A.