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Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Rear Final Drive (R200) (Except Hybrid) >> Rear Final Drive: R200 >> Unit Disassembly And Assembly >> Differential Assembly >> Adjustment >> Tooth Contact

Tooth Contact

Before inspection and adjustment, drain gear oil.

  1. Remove rear cover. Refer to Disassembly .
  2. Apply red lead to drive gear.
    G04076208Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Apply red lead to both the faces of 3 to 4 gears at 4 locations evenly spaced on drive gear.
  3. Rotate drive gear back and forth several times, check drive pinion gear to drive gear tooth contact.
    G04076209Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Check tooth contact on drive side and reverse side.
    G04076351Courtesy of NISSAN NORTH AMERICA, INC.
  4. If tooth contact is improperly adjusted, follow the procedure below to adjust the pinion height [dimension (X)].
    G04076232Courtesy of NISSAN NORTH AMERICA, INC.
    • If the tooth contact is near the face (face contact), or near the heel (heel contact), thicken pinion height adjusting washers to move drive pinion closer to drive gear.
      G04076233Courtesy of NISSAN NORTH AMERICA, INC.

      For selecting adjusting washer, refer to the latest parts information.

    • If the tooth contact is near the flank (flank contact), or near the toe (toe contact), thin pinion height adjusting washers to move drive pinion farther from drive gear.
      G04076234Courtesy of NISSAN NORTH AMERICA, INC.

      For selecting adjusting washer, refer to the latest parts information.